2 * Dolda Connect - Modular multiuser Direct Connect-style client
3 * Copyright (C) 2004 Fredrik Tolf (fredrik@dolda2000.com)
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.
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.
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
23 #include <sys/socket.h>
24 #include <netinet/in.h>
25 #include <netinet/ip6.h>
26 #include <arpa/inet.h>
46 #include "sysevents.h"
52 #define PERM_DISALLOW 1
54 #define PERM_FNETCTL 4
56 #define PERM_TRANSCU 16
73 void (*handler)(struct socket *sk, struct uidata *data, int argc, wchar_t **argv);
78 struct qcommand *next;
86 struct uiuser *next, *prev;
95 struct notif *next, *prev;
101 struct timer *exptimer;
116 struct uidata *next, *prev;
118 struct qcommand *queue, *queuelast;
119 struct authhandle *auth;
136 struct uiuser *userinfo;
140 struct notif *fnotif, *lnotif;
142 size_t fcmdbufdata, fcmdbufsize;
144 struct socket *fcmdsk;
147 size_t inbufsize, indata;
148 /* Wordset storage */
151 /* WCS conversation stuff */
152 wchar_t *cb; /* Conversation buffer */
153 size_t cbsize, cbdata;
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;
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);
165 static struct notif *newnotif(struct uidata *data, int code, ...);
166 static void notifappend(struct notif *notif, ...);
168 struct uiuser *users = NULL;
169 struct uidata *actives = NULL;
170 struct socket *uisocket = NULL;
171 static time_t starttime;
173 static wchar_t *quoteword(wchar_t *word)
175 wchar_t *wp, *buf, *bp;
185 for(wp = word; *wp != L'\0'; wp++)
187 if(!dq && iswspace(*wp))
189 if((*wp == L'\\') || (*wp == L'\"'))
196 bp = buf = smalloc(sizeof(wchar_t) * (numc + numbs + (dq?2:0) + 1));
199 for(wp = word; *wp != L'\0'; wp++)
201 if((*wp == L'\\') || (*wp == L'\"'))
211 static void sq(struct socket *sk, int cont, ...)
217 wchar_t *part, *tpart;
218 size_t bufsize, bufdata;
221 bufsize = bufdata = 0;
224 while((part = va_arg(al, wchar_t *)) != NULL)
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
238 part = vswprintf2(tpart = (part + 1), al);
239 for(; *tpart != L'\0'; tpart++)
253 if((tpart = quoteword(part)) != NULL)
260 if((num > 1) || ((num == 1) && !(cont & 1)))
262 bufcat(buf, part, wcslen(part));
263 if((num == 0) && (cont & 1))
270 bufcat(buf, L" \0", 2);
272 bufcat(buf, L"\r\n\0", 3);
273 if((final = icwcstombs(buf, "utf-8")) == NULL)
275 flog(LOG_CRIT, "could not convert \"%ls\" into utf-8: %s", buf, strerror(errno));
281 sockqueue(sk, final, strlen(final));
285 struct uiuser *finduser(wchar_t *name)
289 for(user = users; user != NULL; user = user->next)
291 if(!wcscmp(user->name, name))
297 static void logout(struct uidata *data)
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);
308 static int haspriv(struct uidata *data, int perm)
310 if(data->userinfo == NULL)
312 if(data->userinfo->perms & perm)
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)
322 static void cmd_connect(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
325 struct in6_addr mv4lo;
327 if(confgetint("ui", "onlylocal"))
329 switch(sk->remote->sa_family)
332 valid = ((struct sockaddr_in *)sk->remote)->sin_addr.s_addr == INADDR_LOOPBACK;
335 inet_pton(AF_INET6, "::ffff:127.0.0.1", &mv4lo);
337 if(!memcmp(&((struct sockaddr_in6 *)sk->remote)->sin6_addr, &in6addr_loopback, sizeof(in6addr_loopback)))
339 if(!memcmp(&((struct sockaddr_in6 *)sk->remote)->sin6_addr, &mv4lo, sizeof(in6addr_loopback)))
348 sq(sk, 0, L"502", L"Only localhost connections allowed to this host", NULL);
354 sq(sk, 0, L"200", L"%Dolda Connect daemon v%s", VERSION, NULL);
357 static void cmd_notfound(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
359 if((argv != NULL) && (argv[0] != NULL))
360 sq(sk, 0, L"500", L"%Command not found: %ls", argv[0], NULL);
362 sq(sk, 0, L"500", L"No command", NULL);
365 static void cmd_shutdown(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
367 extern volatile int running;
369 havepriv(PERM_ADMIN);
370 flog(LOG_NOTICE, "UI shutdown request from %ls, shutting down", data->username);
372 sq(sk, 0, L"200", L"Daemon shutting down", NULL);
375 static void cmd_quit(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
377 sq(sk, 0, L"200", L"Closing connection", NULL);
381 static void cmd_lsauth(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
383 struct authmech *mech, *prev;
386 for(mech = mechs; mech != NULL; mech = mech->next)
391 sq(sk, 1, L"200", prev->name, NULL);
396 sq(sk, 0, L"201", L"No authentication methods supported", NULL);
398 sq(sk, 0, L"200", prev->name, NULL);
401 static void cmd_login(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
408 if(data->username != NULL)
410 if(data->userinfo != NULL)
411 sq(sk, 0, L"503", L"Already logged in", NULL);
413 sq(sk, 0, L"503", L"Already logging in", NULL);
416 if((buf = icwcstombs(argv[2], NULL)) == NULL)
418 sq(sk, 0, L"504", L"Could not convert username to locale charset", NULL);
421 data->username = swcsdup(argv[2]);
422 if((pwd = getpwnam(buf)) == NULL)
425 data->uid = pwd->pw_uid;
426 if((data->auth = initauth(argv[1], buf)) == NULL)
429 sq(sk, 0, L"508", L"No such authentication mechanism", NULL);
431 sq(sk, 0, L"505", L"Could not initialize authentication system", L"%%s", strerror(errno), NULL);
437 switch(authenticate(data->auth, NULL))
440 data->userinfo = finduser(data->username);
441 if(data->userinfo == NULL)
442 data->userinfo = finduser(L"default");
445 sq(sk, 0, L"506", L"Authentication error", NULL);
446 flog(LOG_INFO, "user %ls authenticated successfully from %s, but no account existed", data->username, formataddress(sk->remote, sk->remotelen));
448 } else if((data->userinfo == NULL) || (data->userinfo->perms & PERM_DISALLOW)) {
449 sq(sk, 0, L"506", L"Authentication error", NULL);
450 flog(LOG_INFO, "user %ls authenticated successfully from %s, but was not authorized", data->username, formataddress(sk->remote, sk->remotelen));
453 sq(sk, 0, L"200", L"Welcome", NULL);
454 flog(LOG_INFO, "%ls (UID %i) logged in from %s", data->username, data->uid, formataddress(sk->remote, sk->remotelen));
458 sq(sk, 0, L"506", L"Authentication error", L"%%ls", (data->auth->text == NULL)?L"":(data->auth->text), NULL);
459 flog(LOG_INFO, "authentication failed for %ls from %s", data->username, formataddress(sk->remote, sk->remotelen));
463 switch(data->auth->prompt)
481 sq(sk, 0, L"%%i", code, data->auth->text, NULL);
484 sq(sk, 0, L"505", L"System error", L"%%s", strerror(errno), NULL);
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);
495 static void cmd_pass(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
501 if((buf = icwcstombs(argv[1], NULL)) == NULL)
503 sq(sk, 0, L"504", L"Could not convert data to locale charset", NULL);
506 if((data->auth == NULL) || (data->userinfo != NULL))
508 sq(sk, 0, L"507", L"Data not expected", NULL);
511 switch(authenticate(data->auth, buf))
514 data->userinfo = finduser(data->username);
515 if(data->userinfo == NULL)
516 data->userinfo = finduser(L"default");
519 sq(sk, 0, L"506", L"Authentication error", NULL);
520 flog(LOG_INFO, "user %ls authenticated successfully from %s, but no account existed", data->username, formataddress(sk->remote, sk->remotelen));
522 } else if((data->userinfo == NULL) || (data->userinfo->perms & PERM_DISALLOW)) {
523 sq(sk, 0, L"506", L"Authentication error", NULL);
524 flog(LOG_INFO, "user %ls authenticated successfully from %s, but was not authorized", data->username, formataddress(sk->remote, sk->remotelen));
527 sq(sk, 0, L"200", L"Welcome", NULL);
528 flog(LOG_INFO, "%ls (UID %i) logged in from %s", data->username, data->uid, formataddress(sk->remote, sk->remotelen));
532 sq(sk, 0, L"506", L"Authentication error", L"%%ls", (data->auth->text == NULL)?L"":(data->auth->text), NULL);
533 flog(LOG_INFO, "authentication failed for %ls from %s", data->username, formataddress(sk->remote, sk->remotelen));
537 switch(data->auth->prompt)
555 sq(sk, 0, L"%%i", code, data->auth->text, NULL);
558 sq(sk, 0, L"505", L"System error", L"%%s", strerror(errno), NULL);
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);
570 static void cmd_fnetconnect(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
576 struct wcspair *args;
579 havepriv(PERM_FNETCTL);
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);
585 if((buf = icwcstombs(argv[2], NULL)) == NULL)
587 sq(sk, 0, L"504", L"Could not convert data to locale charset", NULL);
591 for(i = 3; i < argc - 1; i += 2)
592 newwcspair(argv[i], argv[i + 1], &args);
593 fn = fnetinitconnect(argv[1], buf, args);
598 if(errno == EPROTONOSUPPORT)
599 sq(sk, 0, L"511", L"No such network name", NULL);
601 sq(sk, 0, L"509", L"Could not parse the address", L"%%s", strerror(err), NULL);
605 fnetsetname(fn, argv[2]);
606 sq(sk, 0, L"200", L"%%i", fn->id, L"Connection under way", NULL);
610 static void cmd_lsnodes(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
614 if(fnetnodes == NULL)
616 sq(sk, 0, L"201", L"No connected nodes", NULL);
619 for(fn = fnetnodes; fn != NULL; fn = fn->next)
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);
625 static void cmd_disconnect(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
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++)
639 if((fn = findfnetnode(wcstol(argv[i], NULL, 0))) == NULL)
641 sq(sk, 0, L"510", L"No such node", NULL);
647 sq(sk, 0, L"200", L"Node flagged for disconnection", NULL);
650 static void cmd_lspa(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
653 struct fnetpeerdatum *datum;
656 if((fn = findfnetnode(wcstol(argv[1], NULL, 0))) == NULL)
658 sq(sk, 0, L"510", L"No such node", NULL);
661 if(fn->peerdata == NULL)
663 sq(sk, 0, L"201", L"No data available", NULL);
665 for(datum = fn->peerdata; datum != NULL; datum = datum->next)
666 sq(sk, (datum->next != NULL)?1:0, L"200", datum->id, L"%%i", datum->datatype, NULL);
670 static void cmd_lspeers(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
674 struct fnetpeer *peer;
678 if((fn = findfnetnode(wcstol(argv[1], NULL, 0))) == NULL)
680 sq(sk, 0, L"510", L"No such node", NULL);
683 if(fn->peers == NULL)
685 sq(sk, 0, L"201", L"No peers avaiable", NULL);
687 for(peer = fn->peers; peer != NULL; peer = peer->next)
689 sq(sk, 2 | ((peer->next != NULL)?1:0), L"200", peer->id, peer->nick, NULL);
690 for(i = 0; i < peer->dinum; i++)
692 if(peer->peerdi[i].datum->datatype == FNPD_INT)
693 sq(sk, 2, peer->peerdi[i].datum->id, L"%%i", peer->peerdi[i].data.num, NULL);
694 /* Note: A long long is not the size of an int, so
695 * sq() can't handle the conversion itself. */
696 if(peer->peerdi[i].datum->datatype == FNPD_LL)
698 swprintf(buf, 40, L"%lli", peer->peerdi[i].data.lnum);
699 sq(sk, 2, peer->peerdi[i].datum->id, buf, NULL);
701 if((peer->peerdi[i].datum->datatype == FNPD_STR) && (peer->peerdi[i].data.str != NULL))
702 sq(sk, 2, peer->peerdi[i].datum->id, peer->peerdi[i].data.str, NULL);
709 static void cmd_download(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
714 struct transfer *transfer;
715 struct fnetpeer *peer;
718 if((argc > 5) && ((argc % 2) == 0))
720 sq(sk, 0, L"501", L"Must have an even number of arguments", NULL);
723 havepriv(PERM_TRANS);
724 if((*(argv[1]) >= L'0') && (*(argv[1]) <= L'9'))
726 if((fn = findfnetnode(wcstol(argv[1], NULL, 0))) == NULL)
728 sq(sk, 0, L"510", L"No such node", NULL);
734 if((net = findfnet(argv[1])) == NULL)
736 sq(sk, 0, L"511", L"No such network name", NULL);
740 transfer = newtransfer();
741 authgethandle(transfer->auth = data->auth);
742 transfer->fnet = net;
743 transfer->peerid = swcsdup(argv[2]);
744 transfer->path = swcsdup(argv[3]);
745 transfer->dir = TRNSD_DOWN;
746 transfer->owner = data->uid;
751 linktransfer(transfer);
752 if(((peer = fnetfindpeer(fn, transfer->peerid)) != NULL) && (peer->nick != NULL))
753 transfersetnick(transfer, peer->nick);
755 linktransfer(transfer);
758 transfersetsize(transfer, wcstol(argv[4], NULL, 0));
761 for(i = 5; i < argc; i += 2)
763 if(!wcscmp(argv[i], L"hash"))
765 transfersethash(transfer, parsehash(argv[i + 1]));
767 newwcspair(argv[i], argv[i + 1], &transfer->args);
771 sq(sk, 0, L"200", L"%%i", transfer->id, L"Download queued", NULL);
772 transfersetactivity(transfer, L"create");
775 static void cmd_lstrans(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
777 struct transfer *transfer, *pt;
779 havepriv(PERM_TRANS);
781 for(transfer = transfers; transfer != NULL; transfer = transfer->next)
783 if((transfer->dir != TRNSD_DOWN) || (transfer->owner == data->uid))
786 sq(sk, 1, L"200", L"%%i", pt->id, L"%%i", pt->dir,
787 L"%%i", pt->state, pt->peerid,
788 (pt->peernick == NULL)?L"":(pt->peernick),
789 (pt->path == NULL)?L"":(pt->path),
790 L"%%i", pt->size, L"%%i", pt->curpos,
791 (pt->hash == NULL)?L"":unparsehash(pt->hash),
797 sq(sk, 0, L"201", L"No transfers", NULL);
799 sq(sk, 0, L"200", L"%%i", pt->id, L"%%i", pt->dir,
800 L"%%i", pt->state, pt->peerid,
801 (pt->peernick == NULL)?L"":(pt->peernick),
802 (pt->path == NULL)?L"":(pt->path),
803 L"%%i", pt->size, L"%%i", pt->curpos,
804 (pt->hash == NULL)?L"":unparsehash(pt->hash),
808 static void cmd_cancel(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
810 struct transfer *transfer;
813 havepriv(PERM_TRANS);
814 if((transfer = findtransfer(wcstol(argv[1], NULL, 0))) == NULL)
816 sq(sk, 0, L"512", L"No such transfer", NULL);
819 if((transfer->dir == TRNSD_UP) && !(data->userinfo->perms & PERM_TRANSCU))
821 sq(sk, 0, L"502", L"You are not allowed to cancel uploads", NULL);
824 if((transfer->dir == TRNSD_DOWN) && (transfer->owner != data->uid))
826 sq(sk, 0, L"502", L"You do not own that transfer", NULL);
830 sq(sk, 0, L"200", L"Transfer cancelled", NULL);
833 static void cmd_notify(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
839 sq(sk, 0, L"501", L"Must have an even number of arguments", NULL);
842 for(i = 1; i < argc; i += 2)
844 if(!wcscasecmp(argv[i + 1], L"on"))
848 if(!wcscasecmp(argv[i], L"all"))
854 } else if(!wcscasecmp(argv[i], L"fn:chat")) {
855 data->notify.b.fnchat = val;
856 } else if(!wcscasecmp(argv[i], L"fn:act")) {
857 data->notify.b.fnact = val;
858 } else if(!wcscasecmp(argv[i], L"fn:peer")) {
859 data->notify.b.fnpeer = val;
860 } else if(!wcscasecmp(argv[i], L"trans:act")) {
861 data->notify.b.tract = val;
862 } else if(!wcscasecmp(argv[i], L"trans:prog")) {
863 data->notify.b.trprog = val;
864 } else if(!wcscasecmp(argv[i], L"srch:act")) {
865 data->notify.b.srch = val;
866 } else if(!wcscasecmp(argv[i], L"msg")) {
867 data->notify.b.msg = val;
870 sq(sk, 0, L"200", L"Notification alteration succeeded", NULL);
873 static void cmd_sendchat(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
880 if((fn = findfnetnode(wcstol(argv[1], NULL, 0))) == NULL)
882 sq(sk, 0, L"510", L"No such node", NULL);
885 public = wcstol(argv[2], NULL, 0);
886 if((public != 0) && (public != 1))
888 sq(sk, 0, L"509", L"Second argument must be 0 or 1", NULL);
891 if(fn->state != FNN_EST)
893 sq(sk, 0, L"513", L"Hub is in state FNN_EST", NULL);
896 if(fnetsendchat(fn, public, argv[3], argv[4]))
899 sq(sk, 0, L"513", L"This network does not support chatting", NULL);
900 else if(errno == EPERM)
901 sq(sk, 0, L"502", L"This node does not allow you to chat", NULL);
902 else if(errno == EILSEQ)
903 sq(sk, 0, L"504", L"This network could not support all the characters in that message", NULL);
905 sq(sk, 0, L"505", L"Could not chat", NULL);
908 sq(sk, 0, L"200", L"Chat string sent", NULL);
911 static void cmd_search(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
920 srch = newsearch(data->username, NULL);
921 for(i = 1; i < argc; i++)
923 if(!wcscmp(argv[i], L"all"))
925 for(fn = fnetnodes; fn != NULL; fn = fn->next)
927 if(fn->state == FNN_EST)
928 searchaddfn(srch, fn);
932 } else if(!wcscmp(argv[i], L"prio")) {
935 sq(sk, 0, L"501", L"No argument to prio", NULL);
939 srch->prio = wcstol(argv[i], NULL, 0);
940 } else if(iswdigit(*argv[i])) {
941 if((fn = findfnetnode(wcstol(argv[i], NULL, 0))) == NULL)
943 sq(sk, 0, L"510", L"No such node", NULL);
947 searchaddfn(srch, fn);
952 if(srch->fnl == NULL)
954 sq(sk, 0, L"501", L"No fnetnodes to search found on line", NULL);
960 sq(sk, 0, L"501", L"No search expression found on line", NULL);
964 if((sexpr = parsesexpr(argc - i, argv + i)) == NULL)
966 sq(sk, 0, L"509", L"Could not parse search expression", NULL);
971 getsexpr(srch->sexpr = sexpr);
973 CBREG(srch, search_eta, srcheta, NULL, NULL);
974 CBREG(srch, search_commit, srchcommit, NULL, NULL);
975 CBREG(srch, search_result, srchres, NULL, NULL);
976 sq(sk, 0, L"200", L"%%i", srch->id, L"%%i", srch->eta - time(NULL), NULL);
980 static void cmd_lssrch(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
982 struct search *srch, *pt;
988 for(srch = searches; srch != NULL; srch = srch->next)
990 if(!wcscmp(srch->owner, data->username))
993 sq(sk, 1, L"200", L"%%i", pt->id, L"%%i", pt->state, L"%%i", pt->eta - now, L"%%i", pt->numres, NULL);
998 sq(sk, 0, L"201", L"No searches", NULL);
1000 sq(sk, 0, L"200", L"%%i", pt->id, L"%%i", pt->state, L"%%i", pt->eta - now, L"%%i", pt->numres, NULL);
1003 static void cmd_lssr(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
1005 struct search *srch;
1010 havepriv(PERM_SRCH);
1011 if((srch = findsearch(wcstol(argv[1], NULL, 0))) == NULL)
1013 sq(sk, 0, L"514", L"No such search", NULL);
1016 if(srch->results == NULL)
1018 sq(sk, 0, L"201", L"No results", NULL);
1020 for(sr = srch->results; sr != NULL; sr = sr->next)
1022 swprintf(buf, 64, L"%f", sr->time);
1023 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);
1028 static void cmd_cansrch(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
1030 struct search *srch;
1034 havepriv(PERM_SRCH);
1035 /* Note - Programmatical user interfaces must only give one
1036 * argument per command, the multiple argument form is only for
1037 * convenience when manually controlling the daemon via
1038 * eg. telnet. The reason is that the return codes aren't clear
1039 * enough for the multiple argument form. */
1040 for(i = 1; i < argc; i++)
1042 if((srch = findsearch(wcstol(argv[i], NULL, 0))) == NULL)
1044 sq(sk, 0, L"514", L"No such search", NULL);
1049 sq(sk, 0, L"200", L"Search cancelled", NULL);
1052 static void fcmdread(struct socket *sk, struct uidata *data)
1057 if((buf = sockgetinbuf(sk, &bufsize)) == NULL)
1059 bufcat(data->fcmdbuf, buf, bufsize);
1063 static void fcmderr(struct socket *sk, int err, struct uidata *data)
1065 wchar_t *wbuf, *p, *p2;
1069 flog(LOG_WARNING, "error occurred on filtercmd pipe socket: %s", strerror(err));
1070 kill(-data->fcmdpid, SIGHUP);
1071 putsock(data->fcmdsk);
1072 data->fcmdsk = NULL;
1073 if(data->fcmdbuf != NULL)
1075 free(data->fcmdbuf);
1076 data->fcmdbuf = NULL;
1078 data->fcmdbufsize = data->fcmdbufdata = 0;
1079 sq(data->sk, 0, L"505", L"An error occurred on the pipe to the filtercmd", L"%%s", strerror(err), NULL);
1082 putsock(data->fcmdsk);
1083 data->fcmdsk = NULL;
1085 if(data->fcmdbuf == NULL)
1087 wbuf = swcsdup(L"");
1089 addtobuf(data->fcmdbuf, 0);
1090 wbuf = icmbstowcs(data->fcmdbuf, NULL);
1091 free(data->fcmdbuf);
1093 data->fcmdbuf = NULL;
1094 data->fcmdbufsize = data->fcmdbufdata = 0;
1097 sq(data->sk, 0, L"504", L"Filtercmd sent data which could not be converted from the local charset", NULL);
1101 for(p2 = wcschr(p, L'\n'); p2 != NULL; p2 = wcschr(p, L'\n'))
1104 sq(data->sk, (*p2 == L'\0')?0:1, L"200", L"%%ls", p, NULL);
1110 sq(data->sk, 0, L"201", L"No data returned", NULL);
1112 sq(data->sk, 0, L"200", L"%%ls", p, NULL);
1117 static void cmd_filtercmd(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
1123 char *filtercmd, *argbuf;
1124 size_t cargvsize, cargvdata;
1125 struct passwd *pwent;
1128 havepriv(PERM_TRANS);
1129 if((pwent = getpwuid(data->uid)) == NULL)
1131 flog(LOG_WARNING, "no passwd entry for UI user %i", data->uid);
1132 sq(sk, 0, L"505", L"System error - Could not fork session", "Internal error", NULL);
1135 if((filtercmd = findfile(icswcstombs(confgetstr("ui", "filtercmd"), NULL, NULL), "dcdl-filtercmd", pwent->pw_dir, 0)) == NULL)
1137 flog(LOG_WARNING, "could not find filtercmd executable for user %s", pwent->pw_name);
1138 sq(sk, 0, L"505", L"System error - Could not fork session", L"Could not find filtercmd executable", NULL);
1142 cargvsize = cargvdata = 0;
1143 addtobuf(cargv, filtercmd);
1144 for(i = 1; i < argc; i++)
1146 if((argbuf = icwcstombs(argv[i], NULL)) == NULL)
1148 for(i = 0; i < cargvdata; i++)
1151 sq(sk, 0, L"504", L"%Could not convert argument %i into local character set", i, L"%%s", strerror(errno), NULL);
1154 addtobuf(cargv, argbuf);
1156 addtobuf(cargv, NULL);
1157 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)
1159 flog(LOG_WARNING, "could not fork session in filtercmd: %s", strerror(errno));
1160 sq(sk, 0, L"505", L"System error - Could not fork session", L"%%s", strerror(errno), NULL);
1165 execv(filtercmd, cargv);
1166 flog(LOG_WARNING, "could not exec filtercmd %s: %s", filtercmd, strerror(errno));
1169 for(pp = cargv; *pp; pp++)
1172 data->fcmdsk = wrapsock(pipe);
1173 data->fcmdpid = pid;
1174 if(data->fcmdbuf != NULL)
1176 free(data->fcmdbuf);
1177 data->fcmdbuf = NULL;
1179 data->fcmdbufsize = data->fcmdbufdata = 0;
1180 data->fcmdsk->data = data;
1181 data->fcmdsk->readcb = (void (*)(struct socket *, void *))fcmdread;
1182 data->fcmdsk->errcb = (void (*)(struct socket *, int, void *))fcmderr;
1185 static void cmd_lstrarg(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
1187 struct transfer *transfer;
1191 havepriv(PERM_TRANS);
1192 if((transfer = findtransfer(wcstol(argv[1], NULL, 0))) == NULL)
1194 sq(sk, 0, L"512", L"No such transfer", NULL);
1197 if((transfer->dir == TRNSD_DOWN) && (transfer->owner != data->uid))
1199 sq(sk, 0, L"502", L"You do not own that transfer", NULL);
1202 if(transfer->args == NULL)
1204 sq(sk, 0, L"201", L"Transfer has no arguments", NULL);
1206 for(ta = transfer->args; ta != NULL; ta = ta->next)
1207 sq(sk, ta->next != NULL, L"200", L"%%ls", ta->key, L"%%ls", ta->val, NULL);
1211 static void cmd_hashstatus(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
1213 struct sharecache *node;
1217 for(node = shareroot->child; node != NULL; node = nextscnode(node))
1219 if(node->f.b.type == FILE_REG)
1222 if(node->f.b.hastth)
1226 sq(sk, 0, L"200", L"%%i", total, L"tth", L"%%i", hashed, NULL);
1229 static void cmd_transstatus(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
1231 wchar_t *buf1, *buf2;
1233 havepriv(PERM_TRANS);
1234 buf1 = swprintf2(L"%lli", bytesdownload);
1235 buf2 = swprintf2(L"%lli", bytesupload);
1236 sq(sk, 0, L"200", L"%%ls", buf1, L"%%ls", buf2, NULL);
1241 static void cmd_register(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
1246 if(data->userinfo == NULL) {
1247 sq(sk, 0, L"502", L"Must be logged in", NULL);
1250 if(argv[1][0] == L'#') {
1251 sq(sk, 0, L"509", L"Name must not begin with a hash sign", NULL);
1254 for(d2 = actives; d2 != NULL; d2 = d2->next) {
1255 if((d2 != data) && (d2->userinfo == data->userinfo) && d2->regname && !wcscmp(d2->regname, argv[1])) {
1256 sq(sk, 0, L"516", L"Name already in use", NULL);
1260 if(data->regname != NULL)
1261 free(data->regname);
1262 data->regname = swcsdup(argv[1]);
1263 sq(sk, 0, L"200", L"Registered", NULL);
1266 static void cmd_sendmsg(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
1269 struct uidata *rcpt;
1271 struct notif *notif;
1274 if(data->userinfo == NULL) {
1275 sq(sk, 0, L"502", L"Must be logged in", NULL);
1278 if(argv[1][0] == L'#') {
1279 rcptid = wcstol(argv[1] + 1, NULL, 0);
1280 for(rcpt = actives; rcpt != NULL; rcpt = rcpt->next) {
1281 if((rcpt->userinfo == data->userinfo) && (rcpt->id == rcptid))
1285 for(rcpt = actives; rcpt != NULL; rcpt = rcpt->next) {
1286 if((rcpt->userinfo == data->userinfo) && rcpt->regname && !wcscmp(rcpt->regname, argv[1]))
1291 sq(sk, 0, L"517", L"No such recipient", NULL);
1294 if(!rcpt->notify.b.msg) {
1295 sq(sk, 0, L"518", L"Recipient not listening for messages", NULL);
1298 if(data->regname != NULL)
1299 myname = swcsdup(data->regname);
1301 myname = swprintf2(L"#%i", data->id);
1302 notif = newnotif(rcpt, 640, NOTIF_STR, myname, NOTIF_END);
1303 for(i = 2; i < argc; i++)
1304 notifappend(notif, NOTIF_STR, argv[i], NOTIF_END);
1305 sq(sk, 0, L"200", L"Message sent", NULL);
1308 static void cmd_uptime(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
1310 sq(sk, 0, L"200", L"%%i", time(NULL) - starttime, NULL);
1317 * Reserved command numbers for nameless commands:
1318 * 0: Issued when a client has connected
1319 * 1: Issued when a named command couldn't be found
1322 static struct command commands[] =
1324 {NULL, cmd_connect},
1325 {NULL, cmd_notfound},
1326 {L"shutdown", cmd_shutdown},
1327 {L"quit", cmd_quit},
1328 {L"lsauth", cmd_lsauth},
1329 {L"login", cmd_login},
1330 {L"pass", cmd_pass},
1331 {L"cnct", cmd_fnetconnect},
1332 {L"lsnodes", cmd_lsnodes},
1333 {L"dcnct", cmd_disconnect},
1334 {L"lspa", cmd_lspa},
1335 {L"lspeers", cmd_lspeers},
1336 {L"download", cmd_download},
1337 {L"lstrans", cmd_lstrans},
1338 {L"cancel", cmd_cancel},
1339 {L"notify", cmd_notify},
1340 {L"sendchat", cmd_sendchat},
1341 {L"search", cmd_search},
1342 {L"lssrch", cmd_lssrch},
1343 {L"lssr", cmd_lssr},
1344 {L"cansrch", cmd_cansrch},
1345 {L"filtercmd", cmd_filtercmd},
1346 {L"lstrarg", cmd_lstrarg},
1347 {L"hashstatus", cmd_hashstatus},
1348 {L"transstatus", cmd_transstatus},
1349 {L"register", cmd_register},
1350 {L"sendmsg", cmd_sendmsg},
1351 {L"uptime", cmd_uptime},
1355 static void freequeuecmd(struct qcommand *qcmd)
1359 if(qcmd->argv != NULL)
1361 for(i = 0; i < qcmd->argc; i++)
1362 free(qcmd->argv[i]);
1368 static struct qcommand *unlinkqcmd(struct uidata *data)
1370 struct qcommand *qcmd;
1375 data->queue = qcmd->next;
1376 if(qcmd == data->queuelast)
1377 data->queuelast = qcmd->next;
1382 static void notifappendv(struct notif *notif, va_list args)
1386 while((dt = va_arg(args, int)) != NOTIF_END)
1389 notif->argv = realloc(notif->argv, sizeof(*notif->argv) * ++notif->argc);
1390 notif->argv[ca].dt = dt;
1395 notif->argv[ca].d.n = va_arg(args, int);
1398 notif->argv[ca].d.s = wcsdup(va_arg(args, wchar_t *));
1401 notif->argv[ca].d.d = va_arg(args, double);
1407 static void notifappend(struct notif *notif, ...)
1411 va_start(args, notif);
1412 notifappendv(notif, args);
1416 static struct notif *newnotif(struct uidata *data, int code, ...)
1418 struct notif *notif;
1421 notif = smalloc(sizeof(*notif));
1422 memset(notif, 0, sizeof(*notif));
1423 notif->rlimit = 0.0;
1426 va_start(args, code);
1427 notifappendv(notif, args);
1430 notif->prev = data->lnotif;
1431 if(data->lnotif != NULL)
1432 data->lnotif->next = notif;
1434 data->fnotif = notif;
1435 data->lnotif = notif;
1439 static void freenotif(struct notif *notif)
1443 if(notif->next != NULL)
1444 notif->next->prev = notif->prev;
1445 if(notif->prev != NULL)
1446 notif->prev->next = notif->next;
1447 if(notif == notif->ui->fnotif)
1448 notif->ui->fnotif = notif->next;
1449 if(notif == notif->ui->lnotif)
1450 notif->ui->lnotif = notif->prev;
1451 if(notif->exptimer != NULL)
1452 canceltimer(notif->exptimer);
1453 for(i = 0; i < notif->argc; i++)
1455 if(notif->argv[i].dt == NOTIF_STR)
1456 free(notif->argv[i].d.s);
1458 if(notif->argv != NULL)
1463 static void notifexpire(int cancelled, struct notif *notif)
1465 notif->exptimer = NULL;
1470 static struct notif *findnotif(struct notif *notif, int dir, int state, int code, int id)
1474 for(; notif != NULL; notif = (dir?notif->next:notif->prev))
1476 if((notif->code == code) && ((state < 0) || (state == notif->state)))
1481 for(i = 0; i < notif->argc; i++)
1483 if((notif->argv[i].dt == NOTIF_ID) && (notif->argv[i].d.n != id))
1498 static void freeuidata(struct uidata *data)
1501 struct qcommand *qcmd;
1503 if(data->next != NULL)
1504 data->next->prev = data->prev;
1505 if(data->prev != NULL)
1506 data->prev->next = data->next;
1508 actives = data->next;
1509 data->sk->readcb = NULL;
1510 data->sk->errcb = NULL;
1512 while((qcmd = unlinkqcmd(data)) != NULL)
1514 iconv_close(data->ichandle);
1515 if(data->cw != NULL)
1517 if(data->cb != NULL)
1519 if(data->argv != NULL)
1521 for(i = 0; i < data->argc; i++)
1522 free(data->argv[i]);
1525 if(data->auth != NULL)
1526 authputhandle(data->auth);
1527 if(data->regname != NULL)
1528 free(data->regname);
1529 if(data->username != NULL)
1531 if(data->userinfo != NULL)
1532 flog(LOG_INFO, "%ls logged out", data->username);
1533 free(data->username);
1536 while(data->fnotif != NULL)
1537 freenotif(data->fnotif);
1538 if(data->fcmdbuf != NULL)
1539 free(data->fcmdbuf);
1540 if(data->fcmdpid != 0)
1541 kill(-data->fcmdpid, SIGHUP);
1542 if(data->fcmdsk != NULL)
1543 putsock(data->fcmdsk);
1547 static void queuecmd(struct uidata *data, struct command *cmd, int argc, wchar_t **argv)
1549 struct qcommand *new;
1551 new = smalloc(sizeof(*new));
1556 if(data->queuelast != NULL)
1557 data->queuelast->next = new;
1558 data->queuelast = new;
1559 if(data->queue == NULL)
1563 static struct uidata *newuidata(struct socket *sk)
1565 struct uidata *data;
1566 static int curid = 0;
1568 data = smalloc(sizeof(*data));
1569 memset(data, 0, sizeof(*data));
1573 data->inbuf = smalloc(1024);
1575 if((data->ichandle = iconv_open("wchar_t", "utf-8")) == (iconv_t)-1)
1577 flog(LOG_CRIT, "iconv cannot handle UTF-8: %s", strerror(errno));
1580 data->next = actives;
1583 actives->prev = data;
1588 static void uiread(struct socket *sk, struct uidata *data)
1594 size_t datalen, len2;
1595 struct command *cur;
1597 if(data->indata > 1024)
1599 if((newbuf = sockgetinbuf(sk, &datalen)) == NULL)
1601 sizebuf(&data->inbuf, &data->inbufsize, data->indata + datalen, 1, 1);
1602 memcpy(data->inbuf + data->indata, newbuf, datalen);
1604 data->indata += datalen;
1605 if(data->cb == NULL)
1607 data->cb = smalloc(sizeof(wchar_t) * (data->cbsize = 64));
1609 data->pp = data->cb;
1614 if(data->cbsize == data->cbdata)
1616 len2 = data->pp - data->cb;
1617 data->cb = srealloc(data->cb, sizeof(wchar_t) * (data->cbsize *= 2));
1618 data->pp = data->cb + len2;
1621 p2 = (char *)(porig = (data->cb + data->cbdata));
1622 len2 = sizeof(wchar_t) * (data->cbsize - data->cbdata);
1623 ret = iconv(data->ichandle, &p1, &data->indata, &p2, &len2);
1624 memmove(data->inbuf, p1, data->indata);
1625 /* Just a sanity check */
1626 if(((p2 - ((char *)data->cb)) % sizeof(wchar_t)) != 0)
1628 flog(LOG_CRIT, "Aiya! iconv does strange things to our wchar_t's!");
1631 data->cbdata += (((wchar_t *)p2) - porig);
1637 /* XXX: Should this really just ignore it? */
1645 /* Just a sanity check */
1646 if(data->cbsize != data->cbdata)
1648 flog(LOG_CRIT, "Aiya! iconv doesn't give us wchar_t's!");
1653 flog(LOG_WARNING, "bug: strange error from iconv in uiread: %s", strerror(errno));
1661 while(!done && (data->pp - data->cb < data->cbdata))
1666 if(iswspace(*data->pp))
1668 if(*data->pp == L'\r')
1670 if(data->pp == data->cb + data->cbdata - 1)
1675 if(*(++data->pp) == L'\n')
1677 if((data->argv != NULL) && (data->argv[0] != NULL))
1679 for(cur = commands; cur->handler != NULL; cur++)
1681 if(cur->name == NULL)
1683 if(!wcscasecmp(cur->name, data->argv[0]))
1685 queuecmd(data, cur, data->argc, data->argv);
1689 if(cur->handler == NULL)
1690 queuecmd(data, &commands[1], data->argc, data->argv);
1692 queuecmd(data, &commands[1], data->argc, data->argv);
1697 wmemmove(data->cb, data->pp, data->cbdata -= (data->pp - data->cb));
1698 data->pp = data->cb;
1711 if(iswspace(*data->pp))
1713 addtobuf(data->cw, L'\0');
1714 sizebuf(&data->argv, &data->args, data->argc + 1, sizeof(*data->argv), 1);
1715 data->argv[data->argc++] = data->cw;
1720 } else if(*data->pp == L'\"') {
1723 } else if(*data->pp == L'\\') {
1724 if(data->pp == data->cb + data->cbdata - 1)
1729 addtobuf(data->cw, *(++data->pp));
1732 addtobuf(data->cw, *(data->pp++));
1736 if(*data->pp == L'\"')
1739 } else if(*data->pp == L'\\') {
1740 if(data->pp == data->cb + data->cbdata - 1)
1745 addtobuf(data->cw, *(++(data->pp)));
1747 addtobuf(data->cw, *data->pp);
1755 static void uierror(struct socket *sk, int err, struct uidata *data)
1758 flog(LOG_WARNING, "error occurred on UI socket: %s", strerror(err));
1762 static void uiaccept(struct socket *sk, struct socket *newsk, void *data)
1764 struct uidata *uidata;
1766 newsk->data = uidata = newuidata(newsk);
1767 socksettos(newsk, confgetint("ui", "uitos"));
1770 newsk->errcb = (void (*)(struct socket *, int, void *))uierror;
1771 newsk->readcb = (void (*)(struct socket *, void *))uiread;
1772 queuecmd(uidata, &commands[0], 0, NULL);
1775 static int srcheta(struct search *srch, void *uudata)
1777 struct uidata *data;
1779 for(data = actives; data != NULL; data = data->next)
1781 if(haspriv(data, PERM_SRCH) && data->notify.b.srch && !wcscmp(srch->owner, data->username))
1782 newnotif(data, 620, NOTIF_ID, srch->id, NOTIF_INT, srch->eta - time(NULL), NOTIF_END);
1787 static int srchcommit(struct search *srch, void *uudata)
1789 struct uidata *data;
1791 for(data = actives; data != NULL; data = data->next)
1793 if(haspriv(data, PERM_SRCH) && data->notify.b.srch && !wcscmp(srch->owner, data->username))
1794 newnotif(data, 621, NOTIF_ID, srch->id, NOTIF_END);
1799 static int srchres(struct search *srch, struct srchres *sr, void *uudata)
1801 struct uidata *data;
1803 for(data = actives; data != NULL; data = data->next)
1805 if(haspriv(data, PERM_SRCH) && data->notify.b.srch && !wcscmp(srch->owner, data->username))
1807 newnotif(data, 622, NOTIF_ID, srch->id, NOTIF_STR, sr->filename, NOTIF_STR, sr->fnet->name, NOTIF_STR, sr->peerid, NOTIF_INT, sr->size,
1808 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);
1814 static int recvchat(struct fnetnode *fn, int public, wchar_t *name, wchar_t *peer, wchar_t *string, void *uudata)
1816 struct uidata *data;
1818 for(data = actives; data != NULL; data = data->next)
1820 if(haspriv(data, PERM_CHAT) && data->notify.b.fnchat)
1821 newnotif(data, 600, NOTIF_ID, fn->id, NOTIF_INT, public, NOTIF_STR, name, NOTIF_STR, peer, NOTIF_STR, string, NOTIF_END);
1826 static int fnactive(struct fnetnode *fn, wchar_t *attrib, void *uudata)
1828 struct uidata *data;
1829 struct notif *notif;
1831 if(!wcscmp(attrib, L"state"))
1833 for(data = actives; data != NULL; data = data->next)
1835 if(data->notify.b.fnact)
1836 newnotif(data, 601, NOTIF_ID, fn->id, NOTIF_INT, fn->state, NOTIF_END);
1838 } else if(!wcscmp(attrib, L"name")) {
1839 for(data = actives; data != NULL; data = data->next)
1841 if(data->notify.b.fnact)
1842 newnotif(data, 602, NOTIF_ID, fn->id, NOTIF_STR, fn->name, NOTIF_END);
1844 } else if(!wcscmp(attrib, L"numpeers")) {
1845 for(data = actives; data != NULL; data = data->next)
1847 if(data->notify.b.fnact)
1849 if((notif = findnotif(data->fnotif, 1, NOTIF_PEND, 605, fn->id)) != NULL)
1850 notif->argv[1].d.n = fn->numpeers;
1852 newnotif(data, 605, NOTIF_ID, fn->id, NOTIF_INT, fn->numpeers, NOTIF_END)->rlimit = 0.5;
1859 static int fnunlink(struct fnetnode *fn, void *uudata)
1861 struct uidata *data;
1863 for(data = actives; data != NULL; data = data->next)
1865 if(data->notify.b.fnact)
1866 newnotif(data, 603, NOTIF_ID, fn->id, NOTIF_END);
1871 static int peernew(struct fnetnode *fn, struct fnetpeer *peer, void *uudata)
1873 struct uidata *data;
1875 for(data = actives; data != NULL; data = data->next)
1877 if(data->notify.b.fnpeer)
1878 newnotif(data, 630, NOTIF_INT, fn->id, NOTIF_STR, peer->id, NOTIF_STR, peer->nick, NOTIF_END);
1883 static int peerdel(struct fnetnode *fn, struct fnetpeer *peer, void *uudata)
1885 struct uidata *data;
1887 for(data = actives; data != NULL; data = data->next)
1889 if(data->notify.b.fnpeer)
1890 newnotif(data, 631, NOTIF_INT, fn->id, NOTIF_STR, peer->id, NOTIF_END);
1895 static int peerchange(struct fnetnode *fn, struct fnetpeer *peer, struct fnetpeerdi *di, void *uudata)
1897 struct uidata *data;
1898 struct notif *notif;
1901 for(data = actives; data != NULL; data = data->next)
1903 if(data->notify.b.fnpeer)
1905 for(notif = data->fnotif; notif != NULL; notif = notif->next)
1907 if((notif->code == 632) && (notif->state == NOTIF_PEND) && (notif->argv[0].d.n == fn->id) && !wcscmp(notif->argv[1].d.s, peer->id))
1911 notif = newnotif(data, 632, NOTIF_INT, fn->id, NOTIF_STR, peer->id, NOTIF_STR, peer->nick, NOTIF_END);
1912 notifappend(notif, NOTIF_STR, di->datum->id, NOTIF_INT, di->datum->datatype, NOTIF_END);
1913 switch(di->datum->datatype)
1916 notifappend(notif, NOTIF_INT, di->data.num, NOTIF_END);
1919 notifappend(notif, NOTIF_STR, di->data.str, NOTIF_END);
1922 swprintf(buf, sizeof(buf) / sizeof(*buf), L"%lli", di->data.lnum);
1923 notifappend(notif, NOTIF_STR, buf, NOTIF_END);
1931 static int newfnetnode(struct fnetnode *fn, void *uudata)
1933 struct uidata *data;
1935 for(data = actives; data != NULL; data = data->next)
1937 if(data->notify.b.fnact)
1938 newnotif(data, 604, NOTIF_ID, fn->id, NOTIF_STR, fn->fnet->name, NOTIF_END);
1940 CBREG(fn, fnetnode_ac, fnactive, NULL, NULL);
1941 CBREG(fn, fnetnode_chat, recvchat, NULL, NULL);
1942 CBREG(fn, fnetnode_unlink, fnunlink, NULL, NULL);
1943 CBREG(fn, fnetpeer_new, peernew, NULL, NULL);
1944 CBREG(fn, fnetpeer_del, peerdel, NULL, NULL);
1945 CBREG(fn, fnetpeer_chdi, peerchange, NULL, NULL);
1949 static int transferchattr(struct transfer *transfer, wchar_t *attrib, void *uudata)
1951 struct uidata *data;
1953 if(!wcscmp(attrib, L"state"))
1955 for(data = actives; data != NULL; data = data->next)
1957 if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid)))
1958 newnotif(data, 611, NOTIF_ID, transfer->id, NOTIF_INT, transfer->state, NOTIF_END);
1960 } else if(!wcscmp(attrib, L"nick")) {
1961 for(data = actives; data != NULL; data = data->next)
1963 if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid)))
1964 newnotif(data, 612, NOTIF_ID, transfer->id, NOTIF_STR, transfer->peernick, NOTIF_END);
1966 } else if(!wcscmp(attrib, L"size")) {
1967 for(data = actives; data != NULL; data = data->next)
1969 if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid)))
1970 newnotif(data, 613, NOTIF_ID, transfer->id, NOTIF_INT, transfer->size, NOTIF_END);
1972 } else if(!wcscmp(attrib, L"error")) {
1973 for(data = actives; data != NULL; data = data->next)
1975 if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid)))
1976 newnotif(data, 614, NOTIF_ID, transfer->id, NOTIF_INT, transfer->error, NOTIF_END);
1978 } else if(!wcscmp(attrib, L"path")) {
1979 for(data = actives; data != NULL; data = data->next)
1981 if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid)))
1982 newnotif(data, 616, NOTIF_ID, transfer->id, NOTIF_STR, transfer->path, NOTIF_END);
1984 } else if(!wcscmp(attrib, L"hash")) {
1985 for(data = actives; data != NULL; data = data->next)
1987 if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid)))
1988 newnotif(data, 618, NOTIF_ID, transfer->id, NOTIF_STR, (transfer->hash == NULL)?L"":unparsehash(transfer->hash), NOTIF_END);
1994 static int transferprog(struct transfer *transfer, void *uudata)
1996 struct uidata *data;
1997 struct notif *notif;
1999 for(data = actives; data != NULL; data = data->next)
2001 if(haspriv(data, PERM_TRANS) && data->notify.b.trprog && ((transfer->owner == 0) || (transfer->owner == data->uid)))
2003 if((notif = findnotif(data->fnotif, 1, NOTIF_PEND, 615, transfer->id)) != NULL)
2004 notif->argv[1].d.n = transfer->curpos;
2006 newnotif(data, 615, NOTIF_ID, transfer->id, NOTIF_INT, transfer->curpos, NOTIF_END)->rlimit = 0.5;
2012 static int transferdestroyed(struct transfer *transfer, void *uudata)
2014 struct uidata *data;
2016 for(data = actives; data != NULL; data = data->next)
2018 if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid)))
2019 newnotif(data, 617, NOTIF_ID, transfer->id, NOTIF_STR, (transfer->exitstatus == NULL)?L"":(transfer->exitstatus), NOTIF_END);
2024 static int newtransfernotify(struct transfer *transfer, void *uudata)
2026 struct uidata *data;
2028 for(data = actives; data != NULL; data = data->next)
2030 if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid)))
2031 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);
2033 CBREG(transfer, trans_ac, transferchattr, NULL, NULL);
2034 CBREG(transfer, trans_p, transferprog, NULL, NULL);
2035 CBREG(transfer, trans_destroy, transferdestroyed, NULL, NULL);
2039 static struct uiuser *newuser(wchar_t *name, unsigned long perms)
2043 new = smalloc(sizeof(*new));
2045 new->name = swcsdup(name);
2056 static void freeuser(struct uiuser *user)
2058 if(user->next != NULL)
2059 user->next->prev = user->prev;
2060 if(user->prev != NULL)
2061 user->prev->next = user->next;
2068 static int conf_user(int argc, wchar_t **argv)
2070 int i, perms, permmod;
2071 struct uiuser *user;
2076 flog(LOG_WARNING, "not enough arguments given for user command");
2080 for(i = 2; i < argc; i++)
2082 if(!iswalpha(argv[i][0]))
2086 if(!wcscmp(p, L"disallow"))
2087 permmod = PERM_DISALLOW;
2088 if(!wcscmp(p, L"admin"))
2089 permmod = PERM_ADMIN;
2090 if(!wcscmp(p, L"fnetctl"))
2091 permmod = PERM_FNETCTL;
2092 if(!wcscmp(p, L"trans"))
2093 permmod = PERM_TRANS;
2094 if(!wcscmp(p, L"transcu"))
2095 permmod = PERM_TRANSCU;
2096 if(!wcscmp(p, L"chat"))
2097 permmod = PERM_CHAT;
2098 if(!wcscmp(p, L"srch"))
2099 permmod = PERM_SRCH;
2100 if(!wcscmp(p, L"all"))
2102 if(argv[i][0] == L'-')
2107 if((user = finduser(argv[1])) == NULL)
2109 newuser(argv[1], perms);
2112 user->perms = perms;
2117 static void preinit(int hup)
2119 struct uiuser *user;
2123 newuser(L"default", 0);
2125 for(user = users; user != NULL; user = user->next)
2127 if(!wcscmp(user->name, L"default"))
2133 static int portupdate(struct configvar *var, void *uudata)
2135 struct socket *newsock;
2137 if((uisocket = netcstcplisten(var->val.num, 1, uiaccept, NULL)) == NULL)
2139 flog(LOG_WARNING, "could not create new UI socket, reverting to old: %s", strerror(errno));
2142 if(uisocket != NULL)
2148 static int init(int hup)
2150 struct uiuser *user, *next;
2154 for(user = users; user != NULL; user = next)
2163 starttime = time(NULL);
2164 if(uisocket != NULL)
2166 if((uisocket = netcstcplisten(confgetint("ui", "port"), 1, uiaccept, NULL)) == NULL)
2168 flog(LOG_CRIT, "could not create UI socket: %s", strerror(errno));
2171 CBREG(confgetvar("ui", "port"), conf_update, portupdate, NULL, NULL);
2172 GCBREG(newfncb, newfnetnode, NULL);
2173 GCBREG(newtransfercb, newtransfernotify, NULL);
2178 static int run(void)
2181 struct uidata *data, *next;
2182 struct qcommand *qcmd;
2183 struct notif *notif, *nnotif;
2186 for(data = actives; data != NULL; data = next)
2192 for(data = actives; data != NULL; data = data->next)
2194 for(notif = data->fnotif; notif != NULL; notif = nnotif)
2196 nnotif = notif->next;
2197 if(notif->state == NOTIF_WAIT)
2200 for(i = 0; i < notif->argc; i++)
2202 if(notif->argv[i].dt == NOTIF_ID)
2204 id = notif->argv[i].d.n;
2208 if(findnotif(notif->prev, 0, -1, notif->code, id) != NULL)
2210 sq(data->sk, 2, L"%%i", notif->code, NULL);
2211 for(i = 0; i < notif->argc; i++)
2213 switch(notif->argv[i].dt)
2217 sq(data->sk, 2, L"%%i", notif->argv[i].d.n, NULL);
2220 if(notif->argv[i].d.s[0] == L'%')
2221 sq(data->sk, 2, L"%%s", notif->argv[i].d.s, NULL);
2223 sq(data->sk, 2, notif->argv[i].d.s, NULL);
2226 swprintf(buf, 64, L"%f", notif->argv[i].d.d);
2227 sq(data->sk, 2, buf, NULL);
2231 sq(data->sk, 0, NULL);
2232 if(notif->rlimit != 0)
2234 notif->state = NOTIF_WAIT;
2235 notif->exptimer = timercallback(ntime() + notif->rlimit, (void (*)(int, void *))notifexpire, notif);
2240 if((qcmd = unlinkqcmd(data)) != NULL)
2242 qcmd->cmd->handler(data->sk, data, qcmd->argc, qcmd->argv);
2250 static void terminate(void)
2252 while(users != NULL)
2256 static struct configvar myvars[] =
2258 {CONF_VAR_BOOL, "onlylocal", {.num = 1}},
2259 {CONF_VAR_INT, "port", {.num = 1500}},
2260 {CONF_VAR_INT, "uitos", {.num = SOCK_TOS_MINDELAY}},
2261 {CONF_VAR_STRING, "filtercmd", {.str = L"dc-filtercmd"}},
2265 static struct configcmd mycmds[] =
2267 {"user", conf_user},
2271 static struct module me =
2282 .terminate = terminate