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 uiread(struct socket *sk, struct uidata *data);
163 static int uierror(struct socket *sk, int err, struct uidata *data);
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);
167 static struct notif *newnotif(struct uidata *data, int code, ...);
168 static void notifappend(struct notif *notif, ...);
170 struct uiuser *users = NULL;
171 struct uidata *actives = NULL;
172 struct socket *uisocket = NULL;
173 static time_t starttime;
175 static wchar_t *quoteword(wchar_t *word)
177 wchar_t *wp, *buf, *bp;
187 for(wp = word; *wp != L'\0'; wp++)
189 if(!dq && iswspace(*wp))
191 if((*wp == L'\\') || (*wp == L'\"'))
198 bp = buf = smalloc(sizeof(wchar_t) * (numc + numbs + (dq?2:0) + 1));
201 for(wp = word; *wp != L'\0'; wp++)
203 if((*wp == L'\\') || (*wp == L'\"'))
213 static void sq(struct socket *sk, int cont, ...)
219 wchar_t *part, *tpart;
220 size_t bufsize, bufdata;
223 bufsize = bufdata = 0;
226 while((part = va_arg(al, wchar_t *)) != NULL)
231 * This kludge demands that all arguments that you call it
232 * with are the size of an int. That happens to be the
233 * case for most datatypes on most platforms and
234 * compilers, but I don't know exactly which ones, and
235 * also a long long is a notable candidate of an arg that
236 * is not the size of an int on 32-bit archs. If it breaks
237 * some existing call on your architecture, please tell
240 part = vswprintf2(tpart = (part + 1), al);
241 for(; *tpart != L'\0'; tpart++)
255 if((tpart = quoteword(part)) != NULL)
262 if((num > 1) || ((num == 1) && !(cont & 1)))
264 bufcat(buf, part, wcslen(part));
265 if((num == 0) && (cont & 1))
272 bufcat(buf, L" \0", 2);
274 bufcat(buf, L"\r\n\0", 3);
275 if((final = icwcstombs(buf, "utf-8")) == NULL)
277 flog(LOG_CRIT, "could not convert \"%ls\" into utf-8: %s", buf, strerror(errno));
283 sockqueue(sk, final, strlen(final));
287 struct uiuser *finduser(wchar_t *name)
291 for(user = users; user != NULL; user = user->next)
293 if(!wcscmp(user->name, name))
299 static void logout(struct uidata *data)
301 data->userinfo = NULL;
302 if(data->username != NULL)
303 free(data->username);
304 data->username = NULL;
305 if(data->auth != NULL)
306 authputhandle(data->auth);
310 static int haspriv(struct uidata *data, int perm)
312 if(data->userinfo == NULL)
314 if(data->userinfo->perms & perm)
320 /* Useful macros for the command functions: */
321 #define haveargs(n) do { if(argc < n) { sq(sk, 0, L"501", L"Wrong number of arguments", NULL); return; } } while(0)
322 #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)
324 static void cmd_connect(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
327 struct in6_addr mv4lo;
329 if(confgetint("ui", "onlylocal"))
331 switch(sk->remote->sa_family)
334 valid = ((struct sockaddr_in *)sk->remote)->sin_addr.s_addr == INADDR_LOOPBACK;
337 inet_pton(AF_INET6, "::ffff:127.0.0.1", &mv4lo);
339 if(!memcmp(&((struct sockaddr_in6 *)sk->remote)->sin6_addr, &in6addr_loopback, sizeof(in6addr_loopback)))
341 if(!memcmp(&((struct sockaddr_in6 *)sk->remote)->sin6_addr, &mv4lo, sizeof(in6addr_loopback)))
350 sq(sk, 0, L"502", L"Only localhost connections allowed to this host", NULL);
356 sq(sk, 0, L"200", L"%Dolda Connect daemon v%s", VERSION, NULL);
359 static void cmd_notfound(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
361 if((argv != NULL) && (argv[0] != NULL))
362 sq(sk, 0, L"500", L"%Command not found: %ls", argv[0], NULL);
364 sq(sk, 0, L"500", L"No command", NULL);
367 static void cmd_shutdown(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
369 extern volatile int running;
371 havepriv(PERM_ADMIN);
372 flog(LOG_NOTICE, "UI shutdown request from %ls, shutting down", data->username);
374 sq(sk, 0, L"200", L"Daemon shutting down", NULL);
377 static void cmd_quit(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
379 sq(sk, 0, L"200", L"Closing connection", NULL);
383 static void cmd_lsauth(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
385 struct authmech *mech, *prev;
388 for(mech = mechs; mech != NULL; mech = mech->next)
393 sq(sk, 1, L"200", prev->name, NULL);
398 sq(sk, 0, L"201", L"No authentication methods supported", NULL);
400 sq(sk, 0, L"200", prev->name, NULL);
403 static void cmd_login(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
410 if(data->username != NULL)
412 if(data->userinfo != NULL)
413 sq(sk, 0, L"503", L"Already logged in", NULL);
415 sq(sk, 0, L"503", L"Already logging in", NULL);
418 if((buf = icwcstombs(argv[2], NULL)) == NULL)
420 sq(sk, 0, L"504", L"Could not convert username to locale charset", NULL);
423 data->username = swcsdup(argv[2]);
424 if((pwd = getpwnam(buf)) == NULL)
427 data->uid = pwd->pw_uid;
428 if((data->auth = initauth(argv[1], buf)) == NULL)
431 sq(sk, 0, L"508", L"No such authentication mechanism", NULL);
433 sq(sk, 0, L"505", L"Could not initialize authentication system", L"%%s", strerror(errno), NULL);
439 switch(authenticate(data->auth, NULL))
442 data->userinfo = finduser(data->username);
443 if(data->userinfo == NULL)
444 data->userinfo = finduser(L"default");
447 sq(sk, 0, L"506", L"Authentication error", NULL);
448 flog(LOG_INFO, "user %ls authenticated successfully from %s, but no account existed", data->username, formataddress(sk->remote, sk->remotelen));
450 } else if((data->userinfo == NULL) || (data->userinfo->perms & PERM_DISALLOW)) {
451 sq(sk, 0, L"506", L"Authentication error", NULL);
452 flog(LOG_INFO, "user %ls authenticated successfully from %s, but was not authorized", data->username, formataddress(sk->remote, sk->remotelen));
455 sq(sk, 0, L"200", L"Welcome", NULL);
456 flog(LOG_INFO, "%ls (UID %i) logged in from %s", data->username, data->uid, formataddress(sk->remote, sk->remotelen));
460 sq(sk, 0, L"506", L"Authentication error", L"%%ls", (data->auth->text == NULL)?L"":(data->auth->text), NULL);
461 flog(LOG_INFO, "authentication failed for %ls from %s", data->username, formataddress(sk->remote, sk->remotelen));
465 switch(data->auth->prompt)
483 sq(sk, 0, L"%%i", code, data->auth->text, NULL);
486 sq(sk, 0, L"505", L"System error", L"%%s", strerror(errno), NULL);
490 flog(LOG_WARNING, "BUG? Non-caught return from authenticate in cmd_login");
491 sq(sk, 0, L"505", L"System error", L"%%s", strerror(errno), NULL);
497 static void cmd_pass(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
503 if((buf = icwcstombs(argv[1], NULL)) == NULL)
505 sq(sk, 0, L"504", L"Could not convert data to locale charset", NULL);
508 if((data->auth == NULL) || (data->userinfo != NULL))
510 sq(sk, 0, L"507", L"Data not expected", NULL);
513 switch(authenticate(data->auth, buf))
516 data->userinfo = finduser(data->username);
517 if(data->userinfo == NULL)
518 data->userinfo = finduser(L"default");
521 sq(sk, 0, L"506", L"Authentication error", NULL);
522 flog(LOG_INFO, "user %ls authenticated successfully from %s, but no account existed", data->username, formataddress(sk->remote, sk->remotelen));
524 } else if((data->userinfo == NULL) || (data->userinfo->perms & PERM_DISALLOW)) {
525 sq(sk, 0, L"506", L"Authentication error", NULL);
526 flog(LOG_INFO, "user %ls authenticated successfully from %s, but was not authorized", data->username, formataddress(sk->remote, sk->remotelen));
529 sq(sk, 0, L"200", L"Welcome", NULL);
530 flog(LOG_INFO, "%ls (UID %i) logged in from %s", data->username, data->uid, formataddress(sk->remote, sk->remotelen));
534 sq(sk, 0, L"506", L"Authentication error", L"%%ls", (data->auth->text == NULL)?L"":(data->auth->text), NULL);
535 flog(LOG_INFO, "authentication failed for %ls from %s", data->username, formataddress(sk->remote, sk->remotelen));
539 switch(data->auth->prompt)
557 sq(sk, 0, L"%%i", code, data->auth->text, NULL);
560 sq(sk, 0, L"505", L"System error", L"%%s", strerror(errno), NULL);
564 flog(LOG_WARNING, "BUG? Non-caught return from authenticate in cmd_pass");
565 sq(sk, 0, L"505", L"System error", L"%%s", strerror(errno), NULL);
572 static void cmd_fnetconnect(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
578 struct wcspair *args;
581 havepriv(PERM_FNETCTL);
582 for(i = 0, fn = fnetnodes; fn != NULL; i++, fn = fn->next);
583 if((confgetint("fnet", "maxnodes") > 0) && (i >= confgetint("fnet", "maxnodes"))) {
584 sq(sk, 0, L"515", L"Too many fnetnodes connected already", NULL);
587 if((buf = icwcstombs(argv[2], NULL)) == NULL)
589 sq(sk, 0, L"504", L"Could not convert data to locale charset", NULL);
593 for(i = 3; i < argc - 1; i += 2)
594 newwcspair(argv[i], argv[i + 1], &args);
595 fn = fnetinitconnect(argv[1], data->userinfo->name, buf, args);
600 if(errno == EPROTONOSUPPORT)
601 sq(sk, 0, L"511", L"No such network name", NULL);
603 sq(sk, 0, L"509", L"Could not parse the address", L"%%s", strerror(err), NULL);
607 fnetsetname(fn, argv[2]);
608 sq(sk, 0, L"200", L"%%i", fn->id, L"Connection under way", NULL);
612 static void cmd_lsnodes(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
616 if(fnetnodes == NULL)
618 sq(sk, 0, L"201", L"No connected nodes", NULL);
621 for(fn = fnetnodes; fn != NULL; fn = fn->next)
623 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);
627 static void cmd_disconnect(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
633 havepriv(PERM_FNETCTL);
634 /* Note - Programmatical user interfaces must only give one
635 * argument per command, the multiple argument form is only for
636 * convenience when manually controlling the daemon via
637 * eg. telnet. The reason is that the return codes aren't clear
638 * enough for the multiple argument form. */
639 for(i = 1; i < argc; i++)
641 if((fn = findfnetnode(wcstol(argv[i], NULL, 0))) == NULL)
643 sq(sk, 0, L"510", L"No such node", NULL);
646 if(wpfind(fn->args, L"locked") && !((data->userinfo->perms & PERM_ADMIN) || !wcscmp(data->userinfo->name, fn->owner)))
648 sq(sk, 0, L"502", L"This node is locked and you are neither administrator nor its owner", NULL);
654 sq(sk, 0, L"200", L"Node flagged for disconnection", NULL);
657 static void cmd_lspa(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
660 struct fnetpeerdatum *datum;
663 if((fn = findfnetnode(wcstol(argv[1], NULL, 0))) == NULL)
665 sq(sk, 0, L"510", L"No such node", NULL);
668 if(fn->peerdata == NULL)
670 sq(sk, 0, L"201", L"No data available", NULL);
672 for(datum = fn->peerdata; datum != NULL; datum = datum->next)
673 sq(sk, (datum->next != NULL)?1:0, L"200", datum->id, L"%%i", datum->datatype, NULL);
677 static void cmd_lspeers(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
681 struct fnetpeer *peer;
685 if((fn = findfnetnode(wcstol(argv[1], NULL, 0))) == NULL)
687 sq(sk, 0, L"510", L"No such node", NULL);
690 if(fn->peers == NULL)
692 sq(sk, 0, L"201", L"No peers avaiable", NULL);
694 for(peer = fn->peers; peer != NULL; peer = peer->next)
696 sq(sk, 2 | ((peer->next != NULL)?1:0), L"200", L"%%s", peer->id, L"%%s", peer->nick, NULL);
697 for(i = 0; i < peer->dinum; i++)
699 if(peer->peerdi[i].datum->datatype == FNPD_INT)
700 sq(sk, 2, peer->peerdi[i].datum->id, L"%%i", peer->peerdi[i].data.num, NULL);
701 /* Note: A long long is not the size of an int, so
702 * sq() can't handle the conversion itself. */
703 if(peer->peerdi[i].datum->datatype == FNPD_LL)
705 swprintf(buf, 40, L"%lli", peer->peerdi[i].data.lnum);
706 sq(sk, 2, peer->peerdi[i].datum->id, buf, NULL);
708 if((peer->peerdi[i].datum->datatype == FNPD_STR) && (peer->peerdi[i].data.str != NULL))
709 sq(sk, 2, peer->peerdi[i].datum->id, L"%%s", peer->peerdi[i].data.str, NULL);
716 static void cmd_download(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
721 struct transfer *transfer;
722 struct fnetpeer *peer;
725 if((argc > 5) && ((argc % 2) == 0))
727 sq(sk, 0, L"501", L"Must have an even number of arguments", NULL);
730 havepriv(PERM_TRANS);
731 if((*(argv[1]) >= L'0') && (*(argv[1]) <= L'9'))
733 if((fn = findfnetnode(wcstol(argv[1], NULL, 0))) == NULL)
735 sq(sk, 0, L"510", L"No such node", NULL);
741 if((net = findfnet(argv[1])) == NULL)
743 sq(sk, 0, L"511", L"No such network name", NULL);
747 transfer = newtransfer();
748 authgethandle(transfer->auth = data->auth);
749 transfer->fnet = net;
750 transfer->peerid = swcsdup(argv[2]);
751 transfer->path = swcsdup(argv[3]);
752 transfer->dir = TRNSD_DOWN;
753 transfer->owner = data->uid;
758 linktransfer(transfer);
759 if(((peer = fnetfindpeer(fn, transfer->peerid)) != NULL) && (peer->nick != NULL))
760 transfersetnick(transfer, peer->nick);
762 linktransfer(transfer);
765 transfersetsize(transfer, wcstol(argv[4], NULL, 0));
768 for(i = 5; i < argc; i += 2)
770 if(!wcscmp(argv[i], L"hash"))
772 transfersethash(transfer, parsehash(argv[i + 1]));
774 newwcspair(argv[i], argv[i + 1], &transfer->args);
778 sq(sk, 0, L"200", L"%%i", transfer->id, L"Download queued", NULL);
779 transfersetactivity(transfer, L"create");
782 static void cmd_lstrans(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
784 struct transfer *transfer, *pt;
786 havepriv(PERM_TRANS);
788 for(transfer = transfers; transfer != NULL; transfer = transfer->next)
790 if((transfer->dir != TRNSD_DOWN) || (transfer->owner == data->uid))
793 sq(sk, 1, L"200", L"%%i", pt->id, L"%%i", pt->dir,
794 L"%%i", pt->state, pt->peerid,
795 (pt->peernick == NULL)?L"":(pt->peernick),
796 (pt->path == NULL)?L"":(pt->path),
797 L"%%i", pt->size, L"%%i", pt->curpos,
798 (pt->hash == NULL)?L"":unparsehash(pt->hash),
804 sq(sk, 0, L"201", L"No transfers", NULL);
806 sq(sk, 0, L"200", L"%%i", pt->id, L"%%i", pt->dir,
807 L"%%i", pt->state, pt->peerid,
808 (pt->peernick == NULL)?L"":(pt->peernick),
809 (pt->path == NULL)?L"":(pt->path),
810 L"%%i", pt->size, L"%%i", pt->curpos,
811 (pt->hash == NULL)?L"":unparsehash(pt->hash),
815 static void cmd_cancel(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
817 struct transfer *transfer;
820 havepriv(PERM_TRANS);
821 if((transfer = findtransfer(wcstol(argv[1], NULL, 0))) == NULL)
823 sq(sk, 0, L"512", L"No such transfer", NULL);
826 if((transfer->dir == TRNSD_UP) && !(data->userinfo->perms & PERM_TRANSCU))
828 sq(sk, 0, L"502", L"You are not allowed to cancel uploads", NULL);
831 if((transfer->dir == TRNSD_DOWN) && (transfer->owner != data->uid))
833 sq(sk, 0, L"502", L"You do not own that transfer", NULL);
837 sq(sk, 0, L"200", L"Transfer cancelled", NULL);
840 static void cmd_notify(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
846 sq(sk, 0, L"501", L"Must have an even number of arguments", NULL);
849 for(i = 1; i < argc; i += 2)
851 if(!wcscasecmp(argv[i + 1], L"on"))
855 if(!wcscasecmp(argv[i], L"all"))
861 } else if(!wcscasecmp(argv[i], L"fn:chat")) {
862 data->notify.b.fnchat = val;
863 } else if(!wcscasecmp(argv[i], L"fn:act")) {
864 data->notify.b.fnact = val;
865 } else if(!wcscasecmp(argv[i], L"fn:peer")) {
866 data->notify.b.fnpeer = val;
867 } else if(!wcscasecmp(argv[i], L"trans:act")) {
868 data->notify.b.tract = val;
869 } else if(!wcscasecmp(argv[i], L"trans:prog")) {
870 data->notify.b.trprog = val;
871 } else if(!wcscasecmp(argv[i], L"srch:act")) {
872 data->notify.b.srch = val;
873 } else if(!wcscasecmp(argv[i], L"msg")) {
874 data->notify.b.msg = val;
877 sq(sk, 0, L"200", L"Notification alteration succeeded", NULL);
880 static void cmd_sendchat(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
887 if((fn = findfnetnode(wcstol(argv[1], NULL, 0))) == NULL)
889 sq(sk, 0, L"510", L"No such node", NULL);
892 public = wcstol(argv[2], NULL, 0);
893 if((public != 0) && (public != 1))
895 sq(sk, 0, L"509", L"Second argument must be 0 or 1", NULL);
898 if(fn->state != FNN_EST)
900 sq(sk, 0, L"513", L"Hub is in state FNN_EST", NULL);
903 if(fnetsendchat(fn, public, argv[3], argv[4]))
906 sq(sk, 0, L"513", L"This network does not support chatting", NULL);
907 else if(errno == EPERM)
908 sq(sk, 0, L"502", L"This node does not allow you to chat", NULL);
909 else if(errno == EILSEQ)
910 sq(sk, 0, L"504", L"This network could not support all the characters in that message", NULL);
912 sq(sk, 0, L"505", L"Could not chat", NULL);
915 sq(sk, 0, L"200", L"Chat string sent", NULL);
918 static void cmd_search(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
927 srch = newsearch(data->username, NULL);
928 for(i = 1; i < argc; i++)
930 if(!wcscmp(argv[i], L"all"))
932 for(fn = fnetnodes; fn != NULL; fn = fn->next)
934 if(fn->state == FNN_EST)
935 searchaddfn(srch, fn);
939 } else if(!wcscmp(argv[i], L"prio")) {
942 sq(sk, 0, L"501", L"No argument to prio", NULL);
946 srch->prio = wcstol(argv[i], NULL, 0);
947 } else if(iswdigit(*argv[i])) {
948 if((fn = findfnetnode(wcstol(argv[i], NULL, 0))) == NULL)
950 sq(sk, 0, L"510", L"No such node", NULL);
954 searchaddfn(srch, fn);
959 if(srch->fnl == NULL)
961 sq(sk, 0, L"501", L"No fnetnodes to search found on line", NULL);
967 sq(sk, 0, L"501", L"No search expression found on line", NULL);
971 if((sexpr = parsesexpr(argc - i, argv + i)) == NULL)
973 sq(sk, 0, L"509", L"Could not parse search expression", NULL);
978 getsexpr(srch->sexpr = sexpr);
980 CBREG(srch, search_eta, srcheta, NULL, NULL);
981 CBREG(srch, search_commit, srchcommit, NULL, NULL);
982 CBREG(srch, search_result, srchres, NULL, NULL);
983 sq(sk, 0, L"200", L"%%i", srch->id, L"%%i", srch->eta - time(NULL), NULL);
987 static void cmd_lssrch(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
989 struct search *srch, *pt;
995 for(srch = searches; srch != NULL; srch = srch->next)
997 if(!wcscmp(srch->owner, data->username))
1000 sq(sk, 1, L"200", L"%%i", pt->id, L"%%i", pt->state, L"%%i", pt->eta - now, L"%%i", pt->numres, NULL);
1005 sq(sk, 0, L"201", L"No searches", NULL);
1007 sq(sk, 0, L"200", L"%%i", pt->id, L"%%i", pt->state, L"%%i", pt->eta - now, L"%%i", pt->numres, NULL);
1010 static void cmd_lssr(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
1012 struct search *srch;
1017 havepriv(PERM_SRCH);
1018 if((srch = findsearch(wcstol(argv[1], NULL, 0))) == NULL)
1020 sq(sk, 0, L"514", L"No such search", NULL);
1023 if(srch->results == NULL)
1025 sq(sk, 0, L"201", L"No results", NULL);
1027 for(sr = srch->results; sr != NULL; sr = sr->next)
1029 swprintf(buf, 64, L"%f", sr->time);
1030 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);
1035 static void cmd_cansrch(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
1037 struct search *srch;
1041 havepriv(PERM_SRCH);
1042 /* Note - Programmatical user interfaces must only give one
1043 * argument per command, the multiple argument form is only for
1044 * convenience when manually controlling the daemon via
1045 * eg. telnet. The reason is that the return codes aren't clear
1046 * enough for the multiple argument form. */
1047 for(i = 1; i < argc; i++)
1049 if((srch = findsearch(wcstol(argv[i], NULL, 0))) == NULL)
1051 sq(sk, 0, L"514", L"No such search", NULL);
1056 sq(sk, 0, L"200", L"Search cancelled", NULL);
1059 static int fcmdread(struct socket *sk, struct uidata *data)
1064 if((buf = sockgetinbuf(sk, &bufsize)) == NULL)
1066 bufcat(data->fcmdbuf, buf, bufsize);
1071 static int fcmderr(struct socket *sk, int err, struct uidata *data)
1073 wchar_t *wbuf, *p, *p2;
1077 flog(LOG_WARNING, "error occurred on filtercmd pipe socket: %s", strerror(err));
1078 kill(-data->fcmdpid, SIGHUP);
1079 putsock(data->fcmdsk);
1080 data->fcmdsk = NULL;
1081 if(data->fcmdbuf != NULL)
1083 free(data->fcmdbuf);
1084 data->fcmdbuf = NULL;
1086 data->fcmdbufsize = data->fcmdbufdata = 0;
1087 sq(data->sk, 0, L"505", L"An error occurred on the pipe to the filtercmd", L"%%s", strerror(err), NULL);
1090 putsock(data->fcmdsk);
1091 data->fcmdsk = NULL;
1093 if(data->fcmdbuf == NULL)
1095 wbuf = swcsdup(L"");
1097 addtobuf(data->fcmdbuf, 0);
1098 wbuf = icmbstowcs(data->fcmdbuf, NULL);
1099 free(data->fcmdbuf);
1101 data->fcmdbuf = NULL;
1102 data->fcmdbufsize = data->fcmdbufdata = 0;
1105 sq(data->sk, 0, L"504", L"Filtercmd sent data which could not be converted from the local charset", NULL);
1109 for(p2 = wcschr(p, L'\n'); p2 != NULL; p2 = wcschr(p, L'\n'))
1112 sq(data->sk, (*p2 == L'\0')?0:1, L"200", L"%%ls", p, NULL);
1118 sq(data->sk, 0, L"201", L"No data returned", NULL);
1120 sq(data->sk, 0, L"200", L"%%ls", p, NULL);
1126 static void cmd_filtercmd(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
1132 char *filtercmd, *argbuf;
1133 size_t cargvsize, cargvdata;
1134 struct passwd *pwent;
1137 havepriv(PERM_TRANS);
1138 if((pwent = getpwuid(data->uid)) == NULL)
1140 flog(LOG_WARNING, "no passwd entry for UI user %i", data->uid);
1141 sq(sk, 0, L"505", L"System error - Could not fork session", "Internal error", NULL);
1144 if((filtercmd = findfile(icswcstombs(confgetstr("ui", "filtercmd"), NULL, NULL), "dcdl-filtercmd", pwent->pw_dir, 0)) == NULL)
1146 flog(LOG_WARNING, "could not find filtercmd executable for user %s", pwent->pw_name);
1147 sq(sk, 0, L"505", L"System error - Could not fork session", L"Could not find filtercmd executable", NULL);
1151 cargvsize = cargvdata = 0;
1152 addtobuf(cargv, filtercmd);
1153 for(i = 1; i < argc; i++)
1155 if((argbuf = icwcstombs(argv[i], NULL)) == NULL)
1157 for(i = 0; i < cargvdata; i++)
1160 sq(sk, 0, L"504", L"%Could not convert argument %i into local character set", i, L"%%s", strerror(errno), NULL);
1163 addtobuf(cargv, argbuf);
1165 addtobuf(cargv, NULL);
1166 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)
1168 flog(LOG_WARNING, "could not fork session in filtercmd: %s", strerror(errno));
1169 sq(sk, 0, L"505", L"System error - Could not fork session", L"%%s", strerror(errno), NULL);
1174 execv(filtercmd, cargv);
1175 flog(LOG_WARNING, "could not exec filtercmd %s: %s", filtercmd, strerror(errno));
1178 for(pp = cargv; *pp; pp++)
1181 data->fcmdsk = wrapsock(pipe);
1182 data->fcmdpid = pid;
1183 if(data->fcmdbuf != NULL)
1185 free(data->fcmdbuf);
1186 data->fcmdbuf = NULL;
1188 data->fcmdbufsize = data->fcmdbufdata = 0;
1189 CBREG(data->fcmdsk, socket_read, (int (*)(struct socket *, void *))fcmdread, NULL, data);
1190 CBREG(data->fcmdsk, socket_err, (int (*)(struct socket *, int, void *))fcmderr, NULL, data);
1193 static void cmd_lstrarg(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
1195 struct transfer *transfer;
1199 havepriv(PERM_TRANS);
1200 if((transfer = findtransfer(wcstol(argv[1], NULL, 0))) == NULL)
1202 sq(sk, 0, L"512", L"No such transfer", NULL);
1205 if((transfer->dir == TRNSD_DOWN) && (transfer->owner != data->uid))
1207 sq(sk, 0, L"502", L"You do not own that transfer", NULL);
1210 if(transfer->args == NULL)
1212 sq(sk, 0, L"201", L"Transfer has no arguments", NULL);
1214 for(ta = transfer->args; ta != NULL; ta = ta->next)
1215 sq(sk, ta->next != NULL, L"200", L"%%ls", ta->key, L"%%ls", ta->val, NULL);
1219 static void cmd_hashstatus(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
1221 struct sharecache *node;
1225 for(node = shareroot->child; node != NULL; node = nextscnode(node))
1227 if(node->f.b.type == FILE_REG)
1230 if(node->f.b.hastth)
1234 sq(sk, 0, L"200", L"%%i", total, L"tth", L"%%i", hashed, NULL);
1237 static void cmd_transstatus(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
1239 wchar_t *buf1, *buf2;
1241 havepriv(PERM_TRANS);
1242 buf1 = swprintf2(L"%lli", bytesdownload);
1243 buf2 = swprintf2(L"%lli", bytesupload);
1244 sq(sk, 0, L"200", L"%%ls", buf1, L"%%ls", buf2, NULL);
1249 static void cmd_register(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
1254 if(data->userinfo == NULL) {
1255 sq(sk, 0, L"502", L"Must be logged in", NULL);
1258 if(argv[1][0] == L'#') {
1259 sq(sk, 0, L"509", L"Name must not begin with a hash sign", NULL);
1262 for(d2 = actives; d2 != NULL; d2 = d2->next) {
1263 if((d2 != data) && (d2->userinfo == data->userinfo) && d2->regname && !wcscmp(d2->regname, argv[1])) {
1264 sq(sk, 0, L"516", L"Name already in use", NULL);
1268 if(data->regname != NULL)
1269 free(data->regname);
1270 data->regname = swcsdup(argv[1]);
1271 sq(sk, 0, L"200", L"Registered", NULL);
1274 static void cmd_sendmsg(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
1277 struct uidata *rcpt;
1279 struct notif *notif;
1282 if(data->userinfo == NULL) {
1283 sq(sk, 0, L"502", L"Must be logged in", NULL);
1286 if(argv[1][0] == L'#') {
1287 rcptid = wcstol(argv[1] + 1, NULL, 0);
1288 for(rcpt = actives; rcpt != NULL; rcpt = rcpt->next) {
1289 if((rcpt->userinfo == data->userinfo) && (rcpt->id == rcptid))
1293 for(rcpt = actives; rcpt != NULL; rcpt = rcpt->next) {
1294 if((rcpt->userinfo == data->userinfo) && rcpt->regname && !wcscmp(rcpt->regname, argv[1]))
1299 sq(sk, 0, L"517", L"No such recipient", NULL);
1302 if(!rcpt->notify.b.msg) {
1303 sq(sk, 0, L"518", L"Recipient not listening for messages", NULL);
1306 if(data->regname != NULL)
1307 myname = swcsdup(data->regname);
1309 myname = swprintf2(L"#%i", data->id);
1310 notif = newnotif(rcpt, 640, NOTIF_STR, myname, NOTIF_END);
1311 for(i = 2; i < argc; i++)
1312 notifappend(notif, NOTIF_STR, argv[i], NOTIF_END);
1313 sq(sk, 0, L"200", L"Message sent", NULL);
1316 static void cmd_uptime(struct socket *sk, struct uidata *data, int argc, wchar_t **argv)
1318 sq(sk, 0, L"200", L"%%i", time(NULL) - starttime, NULL);
1325 * Reserved command numbers for nameless commands:
1326 * 0: Issued when a client has connected
1327 * 1: Issued when a named command couldn't be found
1330 static struct command commands[] =
1332 {NULL, cmd_connect},
1333 {NULL, cmd_notfound},
1334 {L"shutdown", cmd_shutdown},
1335 {L"quit", cmd_quit},
1336 {L"lsauth", cmd_lsauth},
1337 {L"login", cmd_login},
1338 {L"pass", cmd_pass},
1339 {L"cnct", cmd_fnetconnect},
1340 {L"lsnodes", cmd_lsnodes},
1341 {L"dcnct", cmd_disconnect},
1342 {L"lspa", cmd_lspa},
1343 {L"lspeers", cmd_lspeers},
1344 {L"download", cmd_download},
1345 {L"lstrans", cmd_lstrans},
1346 {L"cancel", cmd_cancel},
1347 {L"notify", cmd_notify},
1348 {L"sendchat", cmd_sendchat},
1349 {L"search", cmd_search},
1350 {L"lssrch", cmd_lssrch},
1351 {L"lssr", cmd_lssr},
1352 {L"cansrch", cmd_cansrch},
1353 {L"filtercmd", cmd_filtercmd},
1354 {L"lstrarg", cmd_lstrarg},
1355 {L"hashstatus", cmd_hashstatus},
1356 {L"transstatus", cmd_transstatus},
1357 {L"register", cmd_register},
1358 {L"sendmsg", cmd_sendmsg},
1359 {L"uptime", cmd_uptime},
1363 static void freequeuecmd(struct qcommand *qcmd)
1367 if(qcmd->argv != NULL)
1369 for(i = 0; i < qcmd->argc; i++)
1370 free(qcmd->argv[i]);
1376 static struct qcommand *unlinkqcmd(struct uidata *data)
1378 struct qcommand *qcmd;
1383 data->queue = qcmd->next;
1384 if(qcmd == data->queuelast)
1385 data->queuelast = qcmd->next;
1390 static void notifappendv(struct notif *notif, va_list args)
1394 while((dt = va_arg(args, int)) != NOTIF_END)
1397 notif->argv = realloc(notif->argv, sizeof(*notif->argv) * ++notif->argc);
1398 notif->argv[ca].dt = dt;
1403 notif->argv[ca].d.n = va_arg(args, int);
1406 notif->argv[ca].d.s = wcsdup(va_arg(args, wchar_t *));
1409 notif->argv[ca].d.d = va_arg(args, double);
1415 static void notifappend(struct notif *notif, ...)
1419 va_start(args, notif);
1420 notifappendv(notif, args);
1424 static struct notif *newnotif(struct uidata *data, int code, ...)
1426 struct notif *notif;
1429 notif = smalloc(sizeof(*notif));
1430 memset(notif, 0, sizeof(*notif));
1431 notif->rlimit = 0.0;
1434 va_start(args, code);
1435 notifappendv(notif, args);
1438 notif->prev = data->lnotif;
1439 if(data->lnotif != NULL)
1440 data->lnotif->next = notif;
1442 data->fnotif = notif;
1443 data->lnotif = notif;
1447 static void freenotif(struct notif *notif)
1451 if(notif->next != NULL)
1452 notif->next->prev = notif->prev;
1453 if(notif->prev != NULL)
1454 notif->prev->next = notif->next;
1455 if(notif == notif->ui->fnotif)
1456 notif->ui->fnotif = notif->next;
1457 if(notif == notif->ui->lnotif)
1458 notif->ui->lnotif = notif->prev;
1459 if(notif->exptimer != NULL)
1460 canceltimer(notif->exptimer);
1461 for(i = 0; i < notif->argc; i++)
1463 if(notif->argv[i].dt == NOTIF_STR)
1464 free(notif->argv[i].d.s);
1466 if(notif->argv != NULL)
1471 static void notifexpire(int cancelled, struct notif *notif)
1473 notif->exptimer = NULL;
1478 static struct notif *findnotif(struct notif *notif, int dir, int state, int code, int id)
1482 for(; notif != NULL; notif = (dir?notif->next:notif->prev))
1484 if((notif->code == code) && ((state < 0) || (state == notif->state)))
1489 for(i = 0; i < notif->argc; i++)
1491 if((notif->argv[i].dt == NOTIF_ID) && (notif->argv[i].d.n != id))
1506 static void freeuidata(struct uidata *data)
1509 struct qcommand *qcmd;
1511 if(data->next != NULL)
1512 data->next->prev = data->prev;
1513 if(data->prev != NULL)
1514 data->prev->next = data->next;
1516 actives = data->next;
1517 CBUNREG(data->sk, socket_read, uiread, data);
1518 CBUNREG(data->sk, socket_err, uierror, data);
1520 while((qcmd = unlinkqcmd(data)) != NULL)
1522 iconv_close(data->ichandle);
1523 if(data->cw != NULL)
1525 if(data->cb != NULL)
1527 if(data->argv != NULL)
1529 for(i = 0; i < data->argc; i++)
1530 free(data->argv[i]);
1533 if(data->auth != NULL)
1534 authputhandle(data->auth);
1535 if(data->regname != NULL)
1536 free(data->regname);
1537 if(data->username != NULL)
1539 if(data->userinfo != NULL)
1540 flog(LOG_INFO, "%ls logged out", data->username);
1541 free(data->username);
1544 while(data->fnotif != NULL)
1545 freenotif(data->fnotif);
1546 if(data->fcmdbuf != NULL)
1547 free(data->fcmdbuf);
1548 if(data->fcmdpid != 0)
1549 kill(-data->fcmdpid, SIGHUP);
1550 if(data->fcmdsk != NULL)
1551 putsock(data->fcmdsk);
1555 static void queuecmd(struct uidata *data, struct command *cmd, int argc, wchar_t **argv)
1557 struct qcommand *new;
1559 new = smalloc(sizeof(*new));
1564 if(data->queuelast != NULL)
1565 data->queuelast->next = new;
1566 data->queuelast = new;
1567 if(data->queue == NULL)
1571 static struct uidata *newuidata(struct socket *sk)
1573 struct uidata *data;
1574 static int curid = 0;
1576 data = smalloc(sizeof(*data));
1577 memset(data, 0, sizeof(*data));
1581 data->inbuf = smalloc(1024);
1583 if((data->ichandle = iconv_open("wchar_t", "utf-8")) == (iconv_t)-1)
1585 flog(LOG_CRIT, "iconv cannot handle UTF-8: %s", strerror(errno));
1588 data->next = actives;
1591 actives->prev = data;
1596 static int uiread(struct socket *sk, struct uidata *data)
1602 size_t datalen, len2;
1603 struct command *cur;
1605 if(data->indata > 1024)
1607 if((newbuf = sockgetinbuf(sk, &datalen)) == NULL)
1609 sizebuf(&data->inbuf, &data->inbufsize, data->indata + datalen, 1, 1);
1610 memcpy(data->inbuf + data->indata, newbuf, datalen);
1612 data->indata += datalen;
1613 if(data->cb == NULL)
1615 data->cb = smalloc(sizeof(wchar_t) * (data->cbsize = 64));
1617 data->pp = data->cb;
1622 if(data->cbsize == data->cbdata)
1624 len2 = data->pp - data->cb;
1625 data->cb = srealloc(data->cb, sizeof(wchar_t) * (data->cbsize *= 2));
1626 data->pp = data->cb + len2;
1629 p2 = (char *)(porig = (data->cb + data->cbdata));
1630 len2 = sizeof(wchar_t) * (data->cbsize - data->cbdata);
1631 ret = iconv(data->ichandle, &p1, &data->indata, &p2, &len2);
1632 memmove(data->inbuf, p1, data->indata);
1633 /* Just a sanity check */
1634 if(((p2 - ((char *)data->cb)) % sizeof(wchar_t)) != 0)
1636 flog(LOG_CRIT, "Aiya! iconv does strange things to our wchar_t's!");
1639 data->cbdata += (((wchar_t *)p2) - porig);
1645 /* XXX: Should this really just ignore it? */
1653 /* Just a sanity check */
1654 if(data->cbsize != data->cbdata)
1656 flog(LOG_CRIT, "Aiya! iconv doesn't give us wchar_t's!");
1661 flog(LOG_WARNING, "bug: strange error from iconv in uiread: %s", strerror(errno));
1669 while(!done && (data->pp - data->cb < data->cbdata))
1674 if(iswspace(*data->pp))
1676 if(*data->pp == L'\r')
1678 if(data->pp == data->cb + data->cbdata - 1)
1683 if(*(++data->pp) == L'\n')
1685 if((data->argv != NULL) && (data->argv[0] != NULL))
1687 for(cur = commands; cur->handler != NULL; cur++)
1689 if(cur->name == NULL)
1691 if(!wcscasecmp(cur->name, data->argv[0]))
1693 queuecmd(data, cur, data->argc, data->argv);
1697 if(cur->handler == NULL)
1698 queuecmd(data, &commands[1], data->argc, data->argv);
1700 queuecmd(data, &commands[1], data->argc, data->argv);
1705 wmemmove(data->cb, data->pp, data->cbdata -= (data->pp - data->cb));
1706 data->pp = data->cb;
1719 if(iswspace(*data->pp))
1721 addtobuf(data->cw, L'\0');
1722 sizebuf(&data->argv, &data->args, data->argc + 1, sizeof(*data->argv), 1);
1723 data->argv[data->argc++] = data->cw;
1728 } else if(*data->pp == L'\"') {
1731 } else if(*data->pp == L'\\') {
1732 if(data->pp == data->cb + data->cbdata - 1)
1737 addtobuf(data->cw, *(++data->pp));
1740 addtobuf(data->cw, *(data->pp++));
1744 if(*data->pp == L'\"')
1747 } else if(*data->pp == L'\\') {
1748 if(data->pp == data->cb + data->cbdata - 1)
1753 addtobuf(data->cw, *(++(data->pp)));
1755 addtobuf(data->cw, *data->pp);
1764 static int uierror(struct socket *sk, int err, struct uidata *data)
1767 flog(LOG_WARNING, "error occurred on UI socket: %s", strerror(err));
1772 static int uiaccept(struct socket *sk, struct socket *newsk, void *data)
1774 struct uidata *uidata;
1776 uidata = newuidata(newsk);
1777 socksettos(newsk, confgetint("ui", "uitos"));
1780 CBREG(newsk, socket_err, (int (*)(struct socket *, int, void *))uierror, NULL, uidata);
1781 CBREG(newsk, socket_read, (int (*)(struct socket *, void *))uiread, NULL, uidata);
1782 queuecmd(uidata, &commands[0], 0, NULL);
1786 static int srcheta(struct search *srch, void *uudata)
1788 struct uidata *data;
1790 for(data = actives; data != NULL; data = data->next)
1792 if(haspriv(data, PERM_SRCH) && data->notify.b.srch && !wcscmp(srch->owner, data->username))
1793 newnotif(data, 620, NOTIF_ID, srch->id, NOTIF_INT, srch->eta - time(NULL), NOTIF_END);
1798 static int srchcommit(struct search *srch, void *uudata)
1800 struct uidata *data;
1802 for(data = actives; data != NULL; data = data->next)
1804 if(haspriv(data, PERM_SRCH) && data->notify.b.srch && !wcscmp(srch->owner, data->username))
1805 newnotif(data, 621, NOTIF_ID, srch->id, NOTIF_END);
1810 static int srchres(struct search *srch, struct srchres *sr, void *uudata)
1812 struct uidata *data;
1814 for(data = actives; data != NULL; data = data->next)
1816 if(haspriv(data, PERM_SRCH) && data->notify.b.srch && !wcscmp(srch->owner, data->username))
1818 newnotif(data, 622, NOTIF_ID, srch->id, NOTIF_STR, sr->filename, NOTIF_STR, sr->fnet->name, NOTIF_STR, sr->peerid, NOTIF_INT, sr->size,
1819 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);
1825 static int recvchat(struct fnetnode *fn, int public, wchar_t *name, wchar_t *peer, wchar_t *string, void *uudata)
1827 struct uidata *data;
1829 for(data = actives; data != NULL; data = data->next)
1831 if(haspriv(data, PERM_CHAT) && data->notify.b.fnchat)
1832 newnotif(data, 600, NOTIF_ID, fn->id, NOTIF_INT, public, NOTIF_STR, name, NOTIF_STR, peer, NOTIF_STR, string, NOTIF_END);
1837 static int fnactive(struct fnetnode *fn, wchar_t *attrib, void *uudata)
1839 struct uidata *data;
1840 struct notif *notif;
1842 if(!wcscmp(attrib, L"state"))
1844 for(data = actives; data != NULL; data = data->next)
1846 if(data->notify.b.fnact)
1847 newnotif(data, 601, NOTIF_ID, fn->id, NOTIF_INT, fn->state, NOTIF_END);
1849 } else if(!wcscmp(attrib, L"name")) {
1850 for(data = actives; data != NULL; data = data->next)
1852 if(data->notify.b.fnact)
1853 newnotif(data, 602, NOTIF_ID, fn->id, NOTIF_STR, fn->name, NOTIF_END);
1855 } else if(!wcscmp(attrib, L"numpeers")) {
1856 for(data = actives; data != NULL; data = data->next)
1858 if(data->notify.b.fnact)
1860 if((notif = findnotif(data->fnotif, 1, NOTIF_PEND, 605, fn->id)) != NULL)
1861 notif->argv[1].d.n = fn->numpeers;
1863 newnotif(data, 605, NOTIF_ID, fn->id, NOTIF_INT, fn->numpeers, NOTIF_END)->rlimit = 0.5;
1870 static int fnunlink(struct fnetnode *fn, void *uudata)
1872 struct uidata *data;
1874 for(data = actives; data != NULL; data = data->next)
1876 if(data->notify.b.fnact)
1877 newnotif(data, 603, NOTIF_ID, fn->id, NOTIF_END);
1882 static int peernew(struct fnetnode *fn, struct fnetpeer *peer, void *uudata)
1884 struct uidata *data;
1886 for(data = actives; data != NULL; data = data->next)
1888 if(data->notify.b.fnpeer)
1889 newnotif(data, 630, NOTIF_INT, fn->id, NOTIF_STR, peer->id, NOTIF_STR, peer->nick, NOTIF_END);
1894 static int peerdel(struct fnetnode *fn, struct fnetpeer *peer, void *uudata)
1896 struct uidata *data;
1898 for(data = actives; data != NULL; data = data->next)
1900 if(data->notify.b.fnpeer)
1901 newnotif(data, 631, NOTIF_INT, fn->id, NOTIF_STR, peer->id, NOTIF_END);
1906 static int peerchange(struct fnetnode *fn, struct fnetpeer *peer, struct fnetpeerdi *di, void *uudata)
1908 struct uidata *data;
1909 struct notif *notif;
1912 for(data = actives; data != NULL; data = data->next)
1914 if(data->notify.b.fnpeer)
1916 for(notif = data->fnotif; notif != NULL; notif = notif->next)
1918 if((notif->code == 632) && (notif->state == NOTIF_PEND) && (notif->argv[0].d.n == fn->id) && !wcscmp(notif->argv[1].d.s, peer->id))
1922 notif = newnotif(data, 632, NOTIF_INT, fn->id, NOTIF_STR, peer->id, NOTIF_STR, peer->nick, NOTIF_END);
1923 notifappend(notif, NOTIF_STR, di->datum->id, NOTIF_INT, di->datum->datatype, NOTIF_END);
1924 switch(di->datum->datatype)
1927 notifappend(notif, NOTIF_INT, di->data.num, NOTIF_END);
1930 notifappend(notif, NOTIF_STR, di->data.str, NOTIF_END);
1933 swprintf(buf, sizeof(buf) / sizeof(*buf), L"%lli", di->data.lnum);
1934 notifappend(notif, NOTIF_STR, buf, NOTIF_END);
1942 static int newfnetnode(struct fnetnode *fn, void *uudata)
1944 struct uidata *data;
1946 for(data = actives; data != NULL; data = data->next)
1948 if(data->notify.b.fnact)
1949 newnotif(data, 604, NOTIF_ID, fn->id, NOTIF_STR, fn->fnet->name, NOTIF_END);
1951 CBREG(fn, fnetnode_ac, fnactive, NULL, NULL);
1952 CBREG(fn, fnetnode_chat, recvchat, NULL, NULL);
1953 CBREG(fn, fnetnode_unlink, fnunlink, NULL, NULL);
1954 CBREG(fn, fnetpeer_new, peernew, NULL, NULL);
1955 CBREG(fn, fnetpeer_del, peerdel, NULL, NULL);
1956 CBREG(fn, fnetpeer_chdi, peerchange, NULL, NULL);
1960 static int transferchattr(struct transfer *transfer, wchar_t *attrib, void *uudata)
1962 struct uidata *data;
1964 if(!wcscmp(attrib, L"state"))
1966 for(data = actives; data != NULL; data = data->next)
1968 if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid)))
1969 newnotif(data, 611, NOTIF_ID, transfer->id, NOTIF_INT, transfer->state, NOTIF_END);
1971 } else if(!wcscmp(attrib, L"nick")) {
1972 for(data = actives; data != NULL; data = data->next)
1974 if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid)))
1975 newnotif(data, 612, NOTIF_ID, transfer->id, NOTIF_STR, transfer->peernick, NOTIF_END);
1977 } else if(!wcscmp(attrib, L"size")) {
1978 for(data = actives; data != NULL; data = data->next)
1980 if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid)))
1981 newnotif(data, 613, NOTIF_ID, transfer->id, NOTIF_INT, transfer->size, NOTIF_END);
1983 } else if(!wcscmp(attrib, L"error")) {
1984 for(data = actives; data != NULL; data = data->next)
1986 if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid)))
1987 newnotif(data, 614, NOTIF_ID, transfer->id, NOTIF_INT, transfer->error, NOTIF_END);
1989 } else if(!wcscmp(attrib, L"path")) {
1990 for(data = actives; data != NULL; data = data->next)
1992 if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid)))
1993 newnotif(data, 616, NOTIF_ID, transfer->id, NOTIF_STR, transfer->path, NOTIF_END);
1995 } else if(!wcscmp(attrib, L"hash")) {
1996 for(data = actives; data != NULL; data = data->next)
1998 if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid)))
1999 newnotif(data, 618, NOTIF_ID, transfer->id, NOTIF_STR, (transfer->hash == NULL)?L"":unparsehash(transfer->hash), NOTIF_END);
2005 static int transferprog(struct transfer *transfer, void *uudata)
2007 struct uidata *data;
2008 struct notif *notif;
2010 for(data = actives; data != NULL; data = data->next)
2012 if(haspriv(data, PERM_TRANS) && data->notify.b.trprog && ((transfer->owner == 0) || (transfer->owner == data->uid)))
2014 if((notif = findnotif(data->fnotif, 1, NOTIF_PEND, 615, transfer->id)) != NULL)
2015 notif->argv[1].d.n = transfer->curpos;
2017 newnotif(data, 615, NOTIF_ID, transfer->id, NOTIF_INT, transfer->curpos, NOTIF_END)->rlimit = 0.5;
2023 static int transferdestroyed(struct transfer *transfer, void *uudata)
2025 struct uidata *data;
2027 for(data = actives; data != NULL; data = data->next)
2029 if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid)))
2030 newnotif(data, 617, NOTIF_ID, transfer->id, NOTIF_STR, (transfer->exitstatus == NULL)?L"":(transfer->exitstatus), NOTIF_END);
2035 static int newtransfernotify(struct transfer *transfer, void *uudata)
2037 struct uidata *data;
2039 for(data = actives; data != NULL; data = data->next)
2041 if(haspriv(data, PERM_TRANS) && data->notify.b.tract && ((transfer->owner == 0) || (transfer->owner == data->uid)))
2042 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);
2044 CBREG(transfer, trans_ac, transferchattr, NULL, NULL);
2045 CBREG(transfer, trans_p, transferprog, NULL, NULL);
2046 CBREG(transfer, trans_destroy, transferdestroyed, NULL, NULL);
2050 static struct uiuser *newuser(wchar_t *name, unsigned long perms)
2054 new = smalloc(sizeof(*new));
2056 new->name = swcsdup(name);
2067 static void freeuser(struct uiuser *user)
2069 if(user->next != NULL)
2070 user->next->prev = user->prev;
2071 if(user->prev != NULL)
2072 user->prev->next = user->next;
2079 static int conf_user(int argc, wchar_t **argv)
2081 int i, perms, permmod;
2082 struct uiuser *user;
2087 flog(LOG_WARNING, "not enough arguments given for user command");
2091 for(i = 2; i < argc; i++)
2093 if(!iswalpha(argv[i][0]))
2097 if(!wcscmp(p, L"disallow"))
2098 permmod = PERM_DISALLOW;
2099 if(!wcscmp(p, L"admin"))
2100 permmod = PERM_ADMIN;
2101 if(!wcscmp(p, L"fnetctl"))
2102 permmod = PERM_FNETCTL;
2103 if(!wcscmp(p, L"trans"))
2104 permmod = PERM_TRANS;
2105 if(!wcscmp(p, L"transcu"))
2106 permmod = PERM_TRANSCU;
2107 if(!wcscmp(p, L"chat"))
2108 permmod = PERM_CHAT;
2109 if(!wcscmp(p, L"srch"))
2110 permmod = PERM_SRCH;
2111 if(!wcscmp(p, L"all"))
2113 if(argv[i][0] == L'-')
2118 if((user = finduser(argv[1])) == NULL)
2120 newuser(argv[1], perms);
2123 user->perms = perms;
2128 static void preinit(int hup)
2130 struct uiuser *user;
2134 newuser(L"default", 0);
2136 for(user = users; user != NULL; user = user->next)
2138 if(!wcscmp(user->name, L"default"))
2144 static int portupdate(struct configvar *var, void *uudata)
2146 struct socket *newsock;
2148 if((uisocket = netcstcplisten(var->val.num, 1, uiaccept, NULL)) == NULL)
2150 flog(LOG_WARNING, "could not create new UI socket, reverting to old: %s", strerror(errno));
2153 if(uisocket != NULL)
2159 static int init(int hup)
2161 struct uiuser *user, *next;
2165 for(user = users; user != NULL; user = next)
2174 starttime = time(NULL);
2175 if(uisocket != NULL)
2177 if((uisocket = netcstcplisten(confgetint("ui", "port"), 1, uiaccept, NULL)) == NULL)
2179 flog(LOG_CRIT, "could not create UI socket: %s", strerror(errno));
2182 CBREG(confgetvar("ui", "port"), conf_update, portupdate, NULL, NULL);
2183 GCBREG(newfncb, newfnetnode, NULL);
2184 GCBREG(newtransfercb, newtransfernotify, NULL);
2189 static int run(void)
2192 struct uidata *data, *next;
2193 struct qcommand *qcmd;
2194 struct notif *notif, *nnotif;
2197 for(data = actives; data != NULL; data = next)
2203 for(data = actives; data != NULL; data = data->next)
2205 for(notif = data->fnotif; notif != NULL; notif = nnotif)
2207 nnotif = notif->next;
2208 if(notif->state == NOTIF_WAIT)
2211 for(i = 0; i < notif->argc; i++)
2213 if(notif->argv[i].dt == NOTIF_ID)
2215 id = notif->argv[i].d.n;
2219 if(findnotif(notif->prev, 0, -1, notif->code, id) != NULL)
2221 sq(data->sk, 2, L"%%i", notif->code, NULL);
2222 for(i = 0; i < notif->argc; i++)
2224 switch(notif->argv[i].dt)
2228 sq(data->sk, 2, L"%%i", notif->argv[i].d.n, NULL);
2231 if(notif->argv[i].d.s[0] == L'%')
2232 sq(data->sk, 2, L"%%s", notif->argv[i].d.s, NULL);
2234 sq(data->sk, 2, notif->argv[i].d.s, NULL);
2237 swprintf(buf, 64, L"%f", notif->argv[i].d.d);
2238 sq(data->sk, 2, buf, NULL);
2242 sq(data->sk, 0, NULL);
2243 if(notif->rlimit != 0)
2245 notif->state = NOTIF_WAIT;
2246 notif->exptimer = timercallback(ntime() + notif->rlimit, (void (*)(int, void *))notifexpire, notif);
2251 if((qcmd = unlinkqcmd(data)) != NULL)
2253 qcmd->cmd->handler(data->sk, data, qcmd->argc, qcmd->argv);
2261 static void terminate(void)
2263 while(users != NULL)
2267 static struct configvar myvars[] =
2269 {CONF_VAR_BOOL, "onlylocal", {.num = 1}},
2270 {CONF_VAR_INT, "port", {.num = 1500}},
2271 {CONF_VAR_INT, "uitos", {.num = SOCK_TOS_MINDELAY}},
2272 {CONF_VAR_STRING, "filtercmd", {.str = L"dc-filtercmd"}},
2276 static struct configcmd mycmds[] =
2278 {"user", conf_user},
2282 static struct module me =
2293 .terminate = terminate