2 * IMAP server for the Citadel system
4 * Copyright (C) 2000-2015 by Art Cancro and others.
5 * This code is released under the terms of the GNU General Public License.
7 * WARNING: the IMAP protocol is badly designed. No implementation of it
8 * is perfect. Indeed, with so much gratuitous complexity, *all* IMAP
9 * implementations have bugs.
11 * This program is open source software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 3 of the License, or
14 * (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
30 #include <sys/types.h>
32 #if TIME_WITH_SYS_TIME
33 # include <sys/time.h>
37 # include <sys/time.h>
47 #include <libcitadel.h>
50 #include "citserver.h"
56 #include "internet_addressing.h"
57 #include "serv_imap.h"
58 #include "imap_tools.h"
59 #include "imap_list.h"
60 #include "imap_fetch.h"
61 #include "imap_search.h"
62 #include "imap_store.h"
64 #include "imap_metadata.h"
65 #include "imap_misc.h"
67 #include "ctdl_module.h"
68 int IMAPDebugEnabled = 0;
69 HashList *ImapCmds = NULL;
70 void registerImapCMD(const char *First, long FLen,
71 const char *Second, long SLen,
77 h = (imap_handler_hook*) malloc(sizeof(imap_handler_hook));
78 memset(h, 0, sizeof(imap_handler_hook));
83 Put(ImapCmds, First, FLen, h, NULL);
87 memcpy(CMD, First, FLen);
88 memcpy(CMD+FLen, Second, SLen);
89 CMD[FLen+SLen] = '\0';
90 Put(ImapCmds, CMD, FLen + SLen, h, NULL);
94 void imap_cleanup(void)
96 DeleteHash(&ImapCmds);
99 const imap_handler_hook *imap_lookup(int num_parms, ConstStr *Params)
101 struct CitContext *CCC = CC;
103 citimap *Imap = CCCIMAP;
108 /* we abuse the Reply-buffer for uppercasing... */
109 StrBufPlain(Imap->Reply, CKEY(Params[1]));
110 StrBufUpCase(Imap->Reply);
112 IMAP_syslog(LOG_DEBUG, "---- Looking up [%s] -----",
113 ChrPtr(Imap->Reply));
114 if (GetHash(ImapCmds, SKEY(Imap->Reply), &v))
116 IMAPM_syslog(LOG_DEBUG, "Found.");
117 FlushStrBuf(Imap->Reply);
118 return (imap_handler_hook *) v;
123 IMAPM_syslog(LOG_DEBUG, "NOT Found.");
124 FlushStrBuf(Imap->Reply);
128 IMAP_syslog(LOG_DEBUG, "---- Looking up [%s] -----",
129 ChrPtr(Imap->Reply));
130 StrBufAppendBufPlain(Imap->Reply, CKEY(Params[2]), 0);
131 StrBufUpCase(Imap->Reply);
132 if (GetHash(ImapCmds, SKEY(Imap->Reply), &v))
134 IMAPM_syslog(LOG_DEBUG, "Found.");
135 FlushStrBuf(Imap->Reply);
136 return (imap_handler_hook *) v;
138 IMAPM_syslog(LOG_DEBUG, "NOT Found.");
139 FlushStrBuf(Imap->Reply);
143 /* imap_rename() uses this struct containing list of rooms to rename */
146 char irl_oldroom[ROOMNAMELEN];
147 char irl_newroom[ROOMNAMELEN];
151 /* Data which is passed between imap_rename() and imap_rename_backend() */
152 typedef struct __irlparms {
162 * If there is a message ID map in memory, free it
164 void imap_free_msgids(void)
166 citimap *Imap = IMAP;
167 if (Imap->msgids != NULL) {
173 if (Imap->flags != NULL) {
177 Imap->last_mtime = (-1);
182 * If there is a transmitted message in memory, free it
184 void imap_free_transmitted_message(void)
186 FreeStrBuf(&IMAP->TransmittedMessage);
191 * Set the \Seen, \Recent. and \Answered flags, based on the sequence
192 * sets stored in the visit record for this user/room. Note that we have
193 * to parse each sequence set manually here, because calling the utility
194 * function is_msg_in_sequence_set() over and over again is too expensive.
196 * first_msg should be set to 0 to rescan the flags for every message in the
197 * room, or some other value if we're only interested in an incremental
200 void imap_set_seen_flags(int first_msg)
202 citimap *Imap = IMAP;
207 char setstr[64], lostr[64], histr[64];
210 if (Imap->num_msgs < 1) return;
211 CtdlGetRelationship(&vbuf, &CC->user, &CC->room);
213 for (i = first_msg; i < Imap->num_msgs; ++i) {
214 Imap->flags[i] = Imap->flags[i] & ~IMAP_SEEN;
215 Imap->flags[i] |= IMAP_RECENT;
216 Imap->flags[i] = Imap->flags[i] & ~IMAP_ANSWERED;
220 * Do the "\Seen" flag.
221 * (Any message not "\Seen" is considered "\Recent".)
223 num_sets = num_tokens(vbuf.v_seen, ',');
224 for (s=0; s<num_sets; ++s) {
225 extract_token(setstr, vbuf.v_seen, s, ',', sizeof setstr);
227 extract_token(lostr, setstr, 0, ':', sizeof lostr);
228 if (num_tokens(setstr, ':') >= 2) {
229 extract_token(histr, setstr, 1, ':', sizeof histr);
230 if (!strcmp(histr, "*")) {
231 snprintf(histr, sizeof histr, "%ld", LONG_MAX);
235 strcpy(histr, lostr);
240 for (i = first_msg; i < Imap->num_msgs; ++i) {
241 if ((Imap->msgids[i] >= lo) && (Imap->msgids[i] <= hi)){
242 Imap->flags[i] |= IMAP_SEEN;
243 Imap->flags[i] = Imap->flags[i] & ~IMAP_RECENT;
248 /* Do the ANSWERED flag */
249 num_sets = num_tokens(vbuf.v_answered, ',');
250 for (s=0; s<num_sets; ++s) {
251 extract_token(setstr, vbuf.v_answered, s, ',', sizeof setstr);
253 extract_token(lostr, setstr, 0, ':', sizeof lostr);
254 if (num_tokens(setstr, ':') >= 2) {
255 extract_token(histr, setstr, 1, ':', sizeof histr);
256 if (!strcmp(histr, "*")) {
257 snprintf(histr, sizeof histr, "%ld", LONG_MAX);
261 strcpy(histr, lostr);
266 for (i = first_msg; i < Imap->num_msgs; ++i) {
267 if ((Imap->msgids[i] >= lo) && (Imap->msgids[i] <= hi)){
268 Imap->flags[i] |= IMAP_ANSWERED;
278 * Back end for imap_load_msgids()
280 * Optimization: instead of calling realloc() to add each message, we
281 * allocate space in the list for REALLOC_INCREMENT messages at a time. This
282 * allows the mapping to proceed much faster.
284 void imap_add_single_msgid(long msgnum, void *userdata)
286 citimap *Imap = IMAP;
289 if (Imap->num_msgs > Imap->num_alloc) {
290 Imap->num_alloc += REALLOC_INCREMENT;
291 Imap->msgids = realloc(Imap->msgids, (Imap->num_alloc * sizeof(long)) );
292 Imap->flags = realloc(Imap->flags, (Imap->num_alloc * sizeof(unsigned int)) );
294 Imap->msgids[Imap->num_msgs - 1] = msgnum;
295 Imap->flags[Imap->num_msgs - 1] = 0;
301 * Set up a message ID map for the current room (folder)
303 void imap_load_msgids(void)
305 struct CitContext *CCC = CC;
306 struct cdbdata *cdbfr;
307 citimap *Imap = CCCIMAP;
309 if (Imap->selected == 0) {
310 IMAPM_syslog(LOG_ERR, "imap_load_msgids() can't run; no room selected");
314 imap_free_msgids(); /* If there was already a map, free it */
316 /* Load the message list */
317 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
319 Imap->msgids = (long*)cdbfr->ptr;
320 Imap->num_msgs = cdbfr->len / sizeof(long);
321 Imap->num_alloc = cdbfr->len / sizeof(long);
327 if (Imap->num_msgs) {
328 Imap->flags = malloc(Imap->num_alloc * sizeof(unsigned int));
329 memset(Imap->flags, 0, (Imap->num_alloc * sizeof(unsigned int)) );
332 imap_set_seen_flags(0);
337 * Re-scan the selected room (folder) and see if it's been changed at all
339 void imap_rescan_msgids(void)
341 struct CitContext *CCC = CC;
342 citimap *Imap = CCCIMAP;
343 int original_num_msgs = 0;
344 long original_highest = 0L;
346 int message_still_exists;
347 struct cdbdata *cdbfr;
348 long *msglist = NULL;
352 if (Imap->selected == 0) {
353 IMAPM_syslog(LOG_ERR, "imap_load_msgids() can't run; no room selected");
358 * Check to see if the room's contents have changed.
359 * If not, we can avoid this rescan.
361 CtdlGetRoom(&CC->room, CC->room.QRname);
362 if (Imap->last_mtime == CC->room.QRmtime) { /* No changes! */
366 /* Load the *current* message list from disk, so we can compare it
367 * to what we have in memory.
369 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
371 msglist = (long*)cdbfr->ptr;
373 num_msgs = cdbfr->len / sizeof(long);
381 * Check to see if any of the messages we know about have been expunged
383 if (Imap->num_msgs > 0) {
385 for (i = 0; i < Imap->num_msgs; ++i) {
387 message_still_exists = 0;
389 for (j = jstart; j < num_msgs; ++j) {
390 if (msglist[j] == Imap->msgids[i]) {
391 message_still_exists = 1;
398 if (message_still_exists == 0) {
399 IAPrintf("* %d EXPUNGE\r\n", i + 1);
401 /* Here's some nice stupid nonsense. When a
402 * message is expunged, we have to slide all
403 * the existing messages up in the message
407 memmove(&Imap->msgids[i],
408 &Imap->msgids[i + 1],
410 (Imap->num_msgs - i)));
411 memmove(&Imap->flags[i],
413 (sizeof(unsigned int) *
414 (Imap->num_msgs - i)));
422 * Remember how many messages were here before we re-scanned.
424 original_num_msgs = Imap->num_msgs;
425 if (Imap->num_msgs > 0) {
426 original_highest = Imap->msgids[Imap->num_msgs - 1];
428 original_highest = 0L;
432 * Now peruse the room for *new* messages only.
433 * This logic is probably the cause of Bug # 368
434 * [ http://bugzilla.citadel.org/show_bug.cgi?id=368 ]
437 for (j = 0; j < num_msgs; ++j) {
438 if (msglist[j] > original_highest) {
439 imap_add_single_msgid(msglist[j], NULL);
443 imap_set_seen_flags(original_num_msgs);
446 * If new messages have arrived, tell the client about them.
448 if (Imap->num_msgs > original_num_msgs) {
450 for (j = 0; j < num_msgs; ++j) {
451 if (Imap->flags[j] & IMAP_RECENT) {
456 IAPrintf("* %d EXISTS\r\n", Imap->num_msgs);
457 IAPrintf("* %d RECENT\r\n", num_recent);
460 if (msglist != NULL) {
463 Imap->last_mtime = CC->room.QRmtime;
468 * This cleanup function blows away the temporary memory and files used by
471 void imap_cleanup_function(void)
473 struct CitContext *CCC = CC;
474 citimap *Imap = CCCIMAP;
476 /* Don't do this stuff if this is not a Imap session! */
477 if (CC->h_command_function != imap_command_loop)
480 /* If there is a mailbox selected, auto-expunge it. */
481 if (Imap->selected) {
485 IMAPM_syslog(LOG_DEBUG, "Performing IMAP cleanup hook");
487 imap_free_transmitted_message();
489 if (Imap->cached_rfc822 != NULL) {
490 FreeStrBuf(&Imap->cached_rfc822);
491 Imap->cached_rfc822_msgnum = (-1);
492 Imap->cached_rfc822_withbody = 0;
495 if (Imap->cached_body != NULL) {
496 free(Imap->cached_body);
497 Imap->cached_body = NULL;
498 Imap->cached_body_len = 0;
499 Imap->cached_bodymsgnum = (-1);
501 FreeStrBuf(&Imap->Cmd.CmdBuf);
502 FreeStrBuf(&Imap->Reply);
503 if (Imap->Cmd.Params != NULL) free(Imap->Cmd.Params);
505 IMAPM_syslog(LOG_DEBUG, "Finished IMAP cleanup hook");
510 * Does the actual work of the CAPABILITY command (because we need to
511 * output this stuff in other places as well)
513 void imap_output_capability_string(void) {
514 IAPuts("CAPABILITY IMAP4REV1 NAMESPACE ID AUTH=PLAIN AUTH=LOGIN UIDPLUS");
517 if (!CC->redirect_ssl) IAPuts(" STARTTLS");
520 #ifndef DISABLE_IMAP_ACL
524 /* We are building a partial implementation of METADATA for the sole purpose
525 * of interoperating with the ical/vcard version of the Bynari Insight Connector.
526 * It is not a full RFC5464 implementation, but it should refuse non-Bynari
527 * metadata in a compatible and graceful way.
532 * LIST-EXTENDED was originally going to be required by the METADATA extension.
533 * It was mercifully removed prior to the finalization of RFC5464. We started
534 * implementing this but stopped when we learned that it would not be needed.
535 * If you uncomment this declaration you are responsible for writing a lot of new
538 * IAPuts(" LIST-EXTENDED")
544 * implements the CAPABILITY command
546 void imap_capability(int num_parms, ConstStr *Params)
549 imap_output_capability_string();
551 IReply("OK CAPABILITY completed");
556 * Implements the ID command (specified by RFC2971)
558 * We ignore the client-supplied information, and output a NIL response.
559 * Although this is technically a valid implementation of the extension, it
560 * is quite useless. It exists only so that we may see which clients are
561 * making use of this extension.
564 void imap_id(int num_parms, ConstStr *Params)
566 IAPuts("* ID NIL\r\n");
567 IReply("OK ID completed");
572 * Here's where our IMAP session begins its happy day.
574 void imap_greeting(void)
577 CitContext *CCC = CC;
579 strcpy(CCC->cs_clientname, "IMAP session");
580 CCC->session_specific_data = malloc(sizeof(citimap));
581 Imap = (citimap *)CCC->session_specific_data;
582 memset(Imap, 0, sizeof(citimap));
583 Imap->authstate = imap_as_normal;
584 Imap->cached_rfc822_msgnum = (-1);
585 Imap->cached_rfc822_withbody = 0;
586 Imap->Reply = NewStrBufPlain(NULL, SIZ * 10); /* 40k */
590 IAPuts("* BYE; Server busy, try later\r\n");
591 CCC->kill_me = KILLME_NOLOGIN;
597 imap_output_capability_string();
598 IAPrintf("] %s IMAP4rev1 %s ready\r\n", CtdlGetConfigStr("c_fqdn"), CITADEL);
604 * IMAPS is just like IMAP, except it goes crypto right away.
606 void imaps_greeting(void) {
607 CtdlModuleStartCryptoMsgs(NULL, NULL, NULL);
609 if (!CC->redirect_ssl) CC->kill_me = KILLME_NO_CRYPTO; /* kill session if no crypto */
616 * implements the LOGIN command (ordinary username/password login)
618 void imap_login(int num_parms, ConstStr *Params)
623 if (Params[2].Key[0] == '{') {
624 IAPuts("+ go ahead\r\n");
625 IMAP->authstate = imap_as_expecting_multilineusername;
626 strcpy(IMAP->authseq, Params[0].Key);
630 IReply("BAD incorrect number of parameters");
634 if (CtdlLoginExistingUser(NULL, Params[2].Key) == login_ok) {
635 if (CtdlTryPassword(Params[3].Key, Params[3].len) == pass_ok) {
636 /* hm, thats not doable by IReply :-( */
637 IAPrintf("%s OK [", Params[0].Key);
638 imap_output_capability_string();
639 IAPrintf("] Hello, %s\r\n", CC->user.fullname);
644 IReplyPrintf("NO AUTHENTICATE %s failed",
649 IReply("BAD Login incorrect");
651 IReply("BAD incorrect number of parameters");
659 * Implements the AUTHENTICATE command
661 void imap_authenticate(int num_parms, ConstStr *Params)
665 if (num_parms != 3) {
666 IReply("BAD incorrect number of parameters");
671 IReply("BAD Already logged in.");
675 if (!strcasecmp(Params[2].Key, "LOGIN")) {
676 size_t len = CtdlEncodeBase64(UsrBuf, "Username:", 9, 0);
677 if (UsrBuf[len - 1] == '\n') {
678 UsrBuf[len - 1] = '\0';
681 IAPrintf("+ %s\r\n", UsrBuf);
682 IMAP->authstate = imap_as_expecting_username;
683 strcpy(IMAP->authseq, Params[0].Key);
687 if (!strcasecmp(Params[2].Key, "PLAIN")) {
688 // size_t len = CtdlEncodeBase64(UsrBuf, "Username:", 9, 0);
689 // if (UsrBuf[len - 1] == '\n') {
690 // UsrBuf[len - 1] = '\0';
692 // IAPuts("+ %s\r\n", UsrBuf);
694 IMAP->authstate = imap_as_expecting_plainauth;
695 strcpy(IMAP->authseq, Params[0].Key);
700 IReplyPrintf("NO AUTHENTICATE %s failed",
706 void imap_auth_plain(void)
708 citimap *Imap = IMAP;
709 const char *decoded_authstring;
710 char ident[256] = "";
718 memset(pass, 0, sizeof(pass));
719 decoded_len = StrBufDecodeBase64(Imap->Cmd.CmdBuf);
723 decoded_authstring = ChrPtr(Imap->Cmd.CmdBuf);
725 len = safestrncpy(ident, decoded_authstring, sizeof ident);
727 decoded_len -= len - 1;
728 decoded_authstring += len + 1;
732 len = safestrncpy(user, decoded_authstring, sizeof user);
734 decoded_authstring += len + 1;
735 decoded_len -= len - 1;
740 plen = safestrncpy(pass, decoded_authstring, sizeof pass);
743 plen = sizeof(pass) - 1;
746 Imap->authstate = imap_as_normal;
748 if (!IsEmptyStr(ident)) {
749 result = CtdlLoginExistingUser(user, ident);
752 result = CtdlLoginExistingUser(NULL, user);
755 if (result == login_ok) {
756 if (CtdlTryPassword(pass, plen) == pass_ok) {
757 IAPrintf("%s OK authentication succeeded\r\n", Imap->authseq);
761 IAPrintf("%s NO authentication failed\r\n", Imap->authseq);
765 void imap_auth_login_user(long state)
768 citimap *Imap = IMAP;
771 case imap_as_expecting_username:
772 StrBufDecodeBase64(Imap->Cmd.CmdBuf);
773 CtdlLoginExistingUser(NULL, ChrPtr(Imap->Cmd.CmdBuf));
774 size_t len = CtdlEncodeBase64(PWBuf, "Password:", 9, 0);
775 if (PWBuf[len - 1] == '\n') {
776 PWBuf[len - 1] = '\0';
779 IAPrintf("+ %s\r\n", PWBuf);
781 Imap->authstate = imap_as_expecting_password;
783 case imap_as_expecting_multilineusername:
784 extract_token(PWBuf, ChrPtr(Imap->Cmd.CmdBuf), 1, ' ', sizeof(PWBuf));
785 CtdlLoginExistingUser(NULL, ChrPtr(Imap->Cmd.CmdBuf));
786 IAPuts("+ go ahead\r\n");
787 Imap->authstate = imap_as_expecting_multilinepassword;
793 void imap_auth_login_pass(long state)
795 citimap *Imap = IMAP;
796 const char *pass = NULL;
801 case imap_as_expecting_password:
802 StrBufDecodeBase64(Imap->Cmd.CmdBuf);
803 pass = ChrPtr(Imap->Cmd.CmdBuf);
804 len = StrLength(Imap->Cmd.CmdBuf);
806 case imap_as_expecting_multilinepassword:
807 pass = ChrPtr(Imap->Cmd.CmdBuf);
808 len = StrLength(Imap->Cmd.CmdBuf);
811 if (len > USERNAME_SIZE)
812 StrBufCutAt(Imap->Cmd.CmdBuf, USERNAME_SIZE, NULL);
814 if (CtdlTryPassword(pass, len) == pass_ok) {
815 IAPrintf("%s OK authentication succeeded\r\n", Imap->authseq);
817 IAPrintf("%s NO authentication failed\r\n", Imap->authseq);
819 Imap->authstate = imap_as_normal;
825 * implements the STARTTLS command (Citadel API version)
827 void imap_starttls(int num_parms, ConstStr *Params)
829 char ok_response[SIZ];
830 char nosup_response[SIZ];
831 char error_response[SIZ];
833 snprintf(ok_response, SIZ, "%s OK begin TLS negotiation now\r\n", Params[0].Key);
834 snprintf(nosup_response, SIZ, "%s NO TLS not supported here\r\n", Params[0].Key);
835 snprintf(error_response, SIZ, "%s BAD Internal error\r\n", Params[0].Key);
836 CtdlModuleStartCryptoMsgs(ok_response, nosup_response, error_response);
841 * implements the SELECT command
843 void imap_select(int num_parms, ConstStr *Params)
845 citimap *Imap = IMAP;
846 char towhere[ROOMNAMELEN];
847 char augmented_roomname[ROOMNAMELEN];
851 struct ctdlroom QRscratch;
855 /* Convert the supplied folder name to a roomname */
856 i = imap_roomname(towhere, sizeof towhere, Params[2].Key);
858 IReply("NO Invalid mailbox name.");
863 /* First try a regular match */
864 c = CtdlGetRoom(&QRscratch, towhere);
866 /* Then try a mailbox name match */
868 CtdlMailboxName(augmented_roomname, sizeof augmented_roomname, &CC->user, towhere);
869 c = CtdlGetRoom(&QRscratch, augmented_roomname);
871 safestrncpy(towhere, augmented_roomname, sizeof(towhere));
875 /* If the room exists, check security/access */
877 /* See if there is an existing user/room relationship */
878 CtdlRoomAccess(&QRscratch, &CC->user, &ra, NULL);
880 /* normal clients have to pass through security */
886 /* Fail here if no such room */
888 IReply("NO ... no such room, or access denied");
892 /* If we already had some other folder selected, auto-expunge it */
896 * CtdlUserGoto() formally takes us to the desired room, happily returning
897 * the number of messages and number of new messages.
899 memcpy(&CC->room, &QRscratch, sizeof(struct ctdlroom));
900 CtdlUserGoto(NULL, 0, 0, &msgs, &new, NULL, NULL);
903 if (!strcasecmp(Params[1].Key, "EXAMINE")) {
910 Imap->last_mtime = CC->room.QRmtime;
912 IAPrintf("* %d EXISTS\r\n", msgs);
913 IAPrintf("* %d RECENT\r\n", new);
915 IAPrintf("* OK [UIDVALIDITY %ld] UID validity status\r\n", GLOBAL_UIDVALIDITY_VALUE);
916 IAPrintf("* OK [UIDNEXT %ld] Predicted next UID\r\n", CtdlGetConfigLong("MMhighest") + 1);
918 /* Technically, \Deleted is a valid flag, but not a permanent flag,
919 * because we don't maintain its state across sessions. Citadel
920 * automatically expunges mailboxes when they are de-selected.
922 * Unfortunately, omitting \Deleted as a PERMANENTFLAGS flag causes
923 * some clients (particularly Thunderbird) to misbehave -- they simply
924 * elect not to transmit the flag at all. So we have to advertise
925 * \Deleted as a PERMANENTFLAGS flag, even though it technically isn't.
927 IAPuts("* FLAGS (\\Deleted \\Seen \\Answered)\r\n");
928 IAPuts("* OK [PERMANENTFLAGS (\\Deleted \\Seen \\Answered)] permanent flags\r\n");
930 IReplyPrintf("OK [%s] %s completed",
931 (Imap->readonly ? "READ-ONLY" : "READ-WRITE"), Params[1].Key
937 * Does the real work for expunge.
939 int imap_do_expunge(void)
941 struct CitContext *CCC = CC;
942 citimap *Imap = CCCIMAP;
944 int num_expunged = 0;
945 long *delmsgs = NULL;
948 IMAPM_syslog(LOG_DEBUG, "imap_do_expunge() called");
949 if (Imap->selected == 0) {
953 if (Imap->num_msgs > 0) {
954 delmsgs = malloc(Imap->num_msgs * sizeof(long));
955 for (i = 0; i < Imap->num_msgs; ++i) {
956 if (Imap->flags[i] & IMAP_DELETED) {
957 delmsgs[num_delmsgs++] = Imap->msgids[i];
960 if (num_delmsgs > 0) {
961 CtdlDeleteMessages(CC->room.QRname, delmsgs, num_delmsgs, "");
963 num_expunged += num_delmsgs;
967 if (num_expunged > 0) {
968 imap_rescan_msgids();
971 IMAP_syslog(LOG_DEBUG, "Expunged %d messages from <%s>", num_expunged, CC->room.QRname);
972 return (num_expunged);
977 * implements the EXPUNGE command syntax
979 void imap_expunge(int num_parms, ConstStr *Params)
981 int num_expunged = 0;
983 num_expunged = imap_do_expunge();
984 IReplyPrintf("OK expunged %d messages.", num_expunged);
989 * implements the CLOSE command
991 void imap_close(int num_parms, ConstStr *Params)
994 /* Yes, we always expunge on close. */
995 if (IMAP->selected) {
1002 IReply("OK CLOSE completed");
1007 * Implements the NAMESPACE command.
1009 void imap_namespace(int num_parms, ConstStr *Params)
1015 char Namespace[SIZ];
1017 IAPuts("* NAMESPACE ");
1019 /* All personal folders are subordinate to INBOX. */
1020 IAPuts("((\"INBOX/\" \"/\")) ");
1022 /* Other users' folders ... coming soon! FIXME */
1025 /* Show all floors as shared namespaces. Neato! */
1027 for (i = 0; i < MAXFLOORS; ++i) {
1028 fl = CtdlGetCachedFloor(i);
1029 if (fl->f_flags & F_INUSE) {
1030 /* if (floors > 0) IAPuts(" "); samjam says this confuses javamail */
1032 len = snprintf(Namespace, sizeof(Namespace), "%s/", fl->f_name);
1033 IPutStr(Namespace, len);
1040 /* Wind it up with a newline and a completion message. */
1042 IReply("OK NAMESPACE completed");
1047 * Implements the CREATE command
1050 void imap_create(int num_parms, ConstStr *Params)
1052 struct CitContext *CCC = CC;
1054 char roomname[ROOMNAMELEN];
1057 int newroomtype = 0;
1058 int newroomview = 0;
1059 char *notification_message = NULL;
1061 if (num_parms < 3) {
1062 IReply("NO A foder name must be specified");
1066 if (strchr(Params[2].Key, '\\') != NULL) {
1067 IReply("NO Invalid character in folder name");
1068 IMAPM_syslog(LOG_ERR, "invalid character in folder name");
1072 ret = imap_roomname(roomname, sizeof roomname, Params[2].Key);
1074 IReply("NO Invalid mailbox name or location");
1075 IMAPM_syslog(LOG_ERR, "invalid mailbox name or location");
1078 floornum = (ret & 0x00ff); /* lower 8 bits = floor number */
1079 flags = (ret & 0xff00); /* upper 8 bits = flags */
1081 if (flags & IR_MAILBOX) {
1082 if (strncasecmp(Params[2].Key, "INBOX/", 6)) {
1083 IReply("NO Personal folders must be created under INBOX");
1084 IMAPM_syslog(LOG_ERR, "not subordinate to inbox");
1089 if (flags & IR_MAILBOX) {
1090 newroomtype = 4; /* private mailbox */
1091 newroomview = VIEW_MAILBOX;
1093 newroomtype = 0; /* public folder */
1094 newroomview = VIEW_BBS;
1097 IMAP_syslog(LOG_INFO, "Create new room <%s> on floor <%d> with type <%d>",
1098 roomname, floornum, newroomtype);
1100 ret = CtdlCreateRoom(roomname, newroomtype, "", floornum, 1, 0, newroomview);
1102 /*** DO NOT CHANGE THIS ERROR MESSAGE IN ANY WAY! BYNARI CONNECTOR DEPENDS ON IT! ***/
1103 IReply("NO Mailbox already exists, or create failed");
1105 IReply("OK CREATE completed");
1106 /* post a message in Aide> describing the new room */
1107 notification_message = malloc(1024);
1108 snprintf(notification_message, 1024,
1109 "A new room called \"%s\" has been created by %s%s%s%s\n",
1112 ((ret & QR_MAILBOX) ? " [personal]" : ""),
1113 ((ret & QR_PRIVATE) ? " [private]" : ""),
1114 ((ret & QR_GUESSNAME) ? " [hidden]" : "")
1116 CtdlAideMessage(notification_message, "Room Creation Message");
1117 free(notification_message);
1119 IMAPM_syslog(LOG_DEBUG, "imap_create() completed");
1124 * Locate a room by its IMAP folder name, and check access to it.
1125 * If zapped_ok is nonzero, we can also look for the room in the zapped list.
1127 int imap_grabroom(char *returned_roomname, const char *foldername, int zapped_ok)
1130 char augmented_roomname[ROOMNAMELEN];
1131 char roomname[ROOMNAMELEN];
1133 struct ctdlroom QRscratch;
1137 ret = imap_roomname(roomname, sizeof roomname, foldername);
1142 /* First try a regular match */
1143 c = CtdlGetRoom(&QRscratch, roomname);
1145 /* Then try a mailbox name match */
1147 CtdlMailboxName(augmented_roomname, sizeof augmented_roomname,
1148 &CC->user, roomname);
1149 c = CtdlGetRoom(&QRscratch, augmented_roomname);
1151 safestrncpy(roomname, augmented_roomname, sizeof(roomname));
1154 /* If the room exists, check security/access */
1156 /* See if there is an existing user/room relationship */
1157 CtdlRoomAccess(&QRscratch, &CC->user, &ra, NULL);
1159 /* normal clients have to pass through security */
1160 if (ra & UA_KNOWN) {
1163 if ((zapped_ok) && (ra & UA_ZAPPED)) {
1168 /* Fail here if no such room */
1170 strcpy(returned_roomname, "");
1173 safestrncpy(returned_roomname, QRscratch.QRname, ROOMNAMELEN);
1180 * Implements the STATUS command (sort of)
1183 void imap_status(int num_parms, ConstStr *Params)
1187 char roomname[ROOMNAMELEN];
1188 char imaproomname[SIZ];
1189 char savedroom[ROOMNAMELEN];
1192 ret = imap_grabroom(roomname, Params[2].Key, 1);
1194 IReply("NO Invalid mailbox name or location, or access denied");
1199 * CtdlUserGoto() formally takes us to the desired room, happily returning
1200 * the number of messages and number of new messages. (If another
1201 * folder is selected, save its name so we can return there!!!!!)
1203 if (IMAP->selected) {
1204 strcpy(savedroom, CC->room.QRname);
1206 CtdlUserGoto(roomname, 0, 0, &msgs, &new, NULL, NULL);
1209 * Tell the client what it wants to know. In fact, tell it *more* than
1210 * it wants to know. We happily IGnore the supplied status data item
1211 * names and simply spew all possible data items. It's far easier to
1212 * code and probably saves us some processing time too.
1214 len = imap_mailboxname(imaproomname, sizeof imaproomname, &CC->room);
1215 IAPuts("* STATUS ");
1216 IPutStr(imaproomname, len);
1217 IAPrintf(" (MESSAGES %d ", msgs);
1218 IAPrintf("RECENT %d ", new); /* Initially, new==recent */
1219 IAPrintf("UIDNEXT %ld ", CtdlGetConfigLong("MMhighest") + 1);
1220 IAPrintf("UNSEEN %d)\r\n", new);
1223 * If another folder is selected, go back to that room so we can resume
1224 * our happy day without violent explosions.
1226 if (IMAP->selected) {
1227 CtdlUserGoto(savedroom, 0, 0, &msgs, &new, NULL, NULL);
1231 * Oooh, look, we're done!
1233 IReply("OK STATUS completed");
1238 * Implements the SUBSCRIBE command
1241 void imap_subscribe(int num_parms, ConstStr *Params)
1244 char roomname[ROOMNAMELEN];
1245 char savedroom[ROOMNAMELEN];
1248 ret = imap_grabroom(roomname, Params[2].Key, 1);
1251 "NO Error %d: invalid mailbox name or location, or access denied",
1258 * CtdlUserGoto() formally takes us to the desired room, which has the side
1259 * effect of marking the room as not-zapped ... exactly the effect
1260 * we're looking for.
1262 if (IMAP->selected) {
1263 strcpy(savedroom, CC->room.QRname);
1265 CtdlUserGoto(roomname, 0, 0, &msgs, &new, NULL, NULL);
1268 * If another folder is selected, go back to that room so we can resume
1269 * our happy day without violent explosions.
1271 if (IMAP->selected) {
1272 CtdlUserGoto(savedroom, 0, 0, &msgs, &new, NULL, NULL);
1275 IReply("OK SUBSCRIBE completed");
1280 * Implements the UNSUBSCRIBE command
1283 void imap_unsubscribe(int num_parms, ConstStr *Params)
1286 char roomname[ROOMNAMELEN];
1287 char savedroom[ROOMNAMELEN];
1290 ret = imap_grabroom(roomname, Params[2].Key, 1);
1292 IReply("NO Invalid mailbox name or location, or access denied");
1297 * CtdlUserGoto() formally takes us to the desired room.
1299 if (IMAP->selected) {
1300 strcpy(savedroom, CC->room.QRname);
1302 CtdlUserGoto(roomname, 0, 0, &msgs, &new, NULL, NULL);
1305 * Now make the API call to zap the room
1307 if (CtdlForgetThisRoom() == 0) {
1308 IReply("OK UNSUBSCRIBE completed");
1310 IReply("NO You may not unsubscribe from this folder.");
1314 * If another folder is selected, go back to that room so we can resume
1315 * our happy day without violent explosions.
1317 if (IMAP->selected) {
1318 CtdlUserGoto(savedroom, 0, 0, &msgs, &new, NULL, NULL);
1324 * Implements the DELETE command
1327 void imap_delete(int num_parms, ConstStr *Params)
1330 char roomname[ROOMNAMELEN];
1331 char savedroom[ROOMNAMELEN];
1334 ret = imap_grabroom(roomname, Params[2].Key, 1);
1336 IReply("NO Invalid mailbox name, or access denied");
1341 * CtdlUserGoto() formally takes us to the desired room, happily returning
1342 * the number of messages and number of new messages. (If another
1343 * folder is selected, save its name so we can return there!!!!!)
1345 if (IMAP->selected) {
1346 strcpy(savedroom, CC->room.QRname);
1348 CtdlUserGoto(roomname, 0, 0, &msgs, &new, NULL, NULL);
1351 * Now delete the room.
1353 if (CtdlDoIHavePermissionToDeleteThisRoom(&CC->room)) {
1354 CtdlScheduleRoomForDeletion(&CC->room);
1355 IReply("OK DELETE completed");
1357 IReply("NO Can't delete this folder.");
1361 * If another folder is selected, go back to that room so we can resume
1362 * our happy day without violent explosions.
1364 if (IMAP->selected) {
1365 CtdlUserGoto(savedroom, 0, 0, &msgs, &new, NULL, NULL);
1371 * Back end function for imap_rename()
1373 void imap_rename_backend(struct ctdlroom *qrbuf, void *data)
1375 char foldername[SIZ];
1376 char newfoldername[SIZ];
1377 char newroomname[ROOMNAMELEN];
1379 struct irl *irlp = NULL; /* scratch pointer */
1380 irlparms *myirlparms;
1382 myirlparms = (irlparms *) data;
1383 imap_mailboxname(foldername, sizeof foldername, qrbuf);
1385 /* Rename subfolders */
1386 if ((!strncasecmp(foldername, myirlparms->oldname,
1387 myirlparms->oldnamelen)
1388 && (foldername[myirlparms->oldnamelen] == '/'))) {
1390 sprintf(newfoldername, "%s/%s",
1391 myirlparms->newname,
1392 &foldername[myirlparms->oldnamelen + 1]
1395 newfloor = imap_roomname(newroomname,
1397 newfoldername) & 0xFF;
1399 irlp = (struct irl *) malloc(sizeof(struct irl));
1400 strcpy(irlp->irl_newroom, newroomname);
1401 strcpy(irlp->irl_oldroom, qrbuf->QRname);
1402 irlp->irl_newfloor = newfloor;
1403 irlp->next = *(myirlparms->irl);
1404 *(myirlparms->irl) = irlp;
1410 * Implements the RENAME command
1413 void imap_rename(int num_parms, ConstStr *Params)
1415 char old_room[ROOMNAMELEN];
1416 char new_room[ROOMNAMELEN];
1420 struct irl *irl = NULL; /* the list */
1421 struct irl *irlp = NULL; /* scratch pointer */
1425 if (strchr(Params[3].Key, '\\') != NULL) {
1426 IReply("NO Invalid character in folder name");
1430 imap_roomname(old_room, sizeof old_room, Params[2].Key);
1431 newr = imap_roomname(new_room, sizeof new_room, Params[3].Key);
1432 new_floor = (newr & 0xFF);
1434 r = CtdlRenameRoom(old_room, new_room, new_floor);
1436 if (r == crr_room_not_found) {
1437 IReply("NO Could not locate this folder");
1440 if (r == crr_already_exists) {
1441 IReplyPrintf("NO '%s' already exists.");
1444 if (r == crr_noneditable) {
1445 IReply("NO This folder is not editable.");
1448 if (r == crr_invalid_floor) {
1449 IReply("NO Folder root does not exist.");
1452 if (r == crr_access_denied) {
1453 IReply("NO You do not have permission to edit this folder.");
1457 IReplyPrintf("NO Rename failed - undefined error %d", r);
1461 /* If this is the INBOX, then RFC2060 says we have to just move the
1462 * contents. In a Citadel environment it's easier to rename the room
1463 * (already did that) and create a new inbox.
1465 if (!strcasecmp(Params[2].Key, "INBOX")) {
1466 CtdlCreateRoom(MAILROOM, 4, "", 0, 1, 0, VIEW_MAILBOX);
1469 /* Otherwise, do the subfolders. Build a list of rooms to rename... */
1471 irlparms.oldname = Params[2].Key;
1472 irlparms.oldnamelen = Params[2].len;
1473 irlparms.newname = Params[3].Key;
1474 irlparms.newnamelen = Params[3].len;
1475 irlparms.irl = &irl;
1476 CtdlForEachRoom(imap_rename_backend, (void *) &irlparms);
1478 /* ... and now rename them. */
1479 while (irl != NULL) {
1480 r = CtdlRenameRoom(irl->irl_oldroom,
1484 struct CitContext *CCC = CC;
1485 /* FIXME handle error returns better */
1486 IMAP_syslog(LOG_ERR, "CtdlRenameRoom() error %d", r);
1494 snprintf(aidemsg, sizeof aidemsg, "IMAP folder \"%s\" renamed to \"%s\" by %s\n",
1499 CtdlAideMessage(aidemsg, "IMAP folder rename");
1501 IReply("OK RENAME completed");
1506 * Main command loop for IMAP sessions.
1508 void imap_command_loop(void)
1510 struct CitContext *CCC = CC;
1511 struct timeval tv1, tv2;
1512 suseconds_t total_time = 0;
1514 const char *pchs, *pche;
1515 const imap_handler_hook *h;
1517 gettimeofday(&tv1, NULL);
1518 CCC->lastcmd = time(NULL);
1522 if (Imap->Cmd.CmdBuf == NULL)
1523 Imap->Cmd.CmdBuf = NewStrBufPlain(NULL, SIZ);
1525 FlushStrBuf(Imap->Cmd.CmdBuf);
1527 if (CtdlClientGetLine(Imap->Cmd.CmdBuf) < 1) {
1528 IMAPM_syslog(LOG_ERR, "client disconnected: ending session.");
1529 CC->kill_me = KILLME_CLIENT_DISCONNECTED;
1533 if (Imap->authstate == imap_as_expecting_password) {
1534 IMAPM_syslog(LOG_INFO, "<password>");
1536 else if (Imap->authstate == imap_as_expecting_plainauth) {
1537 IMAPM_syslog(LOG_INFO, "<plain_auth>");
1539 else if ((Imap->authstate == imap_as_expecting_multilineusername) ||
1540 cbmstrcasestr(ChrPtr(Imap->Cmd.CmdBuf), " LOGIN ")) {
1541 IMAPM_syslog(LOG_INFO, "LOGIN...");
1544 IMAP_syslog(LOG_DEBUG, "%s", ChrPtr(Imap->Cmd.CmdBuf));
1547 pchs = ChrPtr(Imap->Cmd.CmdBuf);
1548 pche = pchs + StrLength(Imap->Cmd.CmdBuf);
1550 while ((pche > pchs) &&
1555 StrBufCutRight(Imap->Cmd.CmdBuf, 1);
1557 StrBufTrim(Imap->Cmd.CmdBuf);
1559 /* If we're in the middle of a multi-line command, handle that */
1560 switch (Imap->authstate){
1561 case imap_as_expecting_username:
1562 imap_auth_login_user(imap_as_expecting_username);
1565 case imap_as_expecting_multilineusername:
1566 imap_auth_login_user(imap_as_expecting_multilineusername);
1569 case imap_as_expecting_plainauth:
1573 case imap_as_expecting_password:
1574 imap_auth_login_pass(imap_as_expecting_password);
1577 case imap_as_expecting_multilinepassword:
1578 imap_auth_login_pass(imap_as_expecting_multilinepassword);
1585 /* Ok, at this point we're in normal command mode.
1586 * If the command just submitted does not contain a literal, we
1587 * might think about delivering some untagged stuff...
1590 /* Grab the tag, command, and parameters. */
1591 imap_parameterize(&Imap->Cmd);
1593 /* debug output the parsed vector */
1596 IMAP_syslog(LOG_DEBUG, "----- %ld params", Imap->Cmd.num_parms);
1598 for (i=0; i < Imap->Cmd.num_parms; i++) {
1599 if (Imap->Cmd.Params[i].len != strlen(Imap->Cmd.Params[i].Key))
1600 IMAP_syslog(LOG_DEBUG, "*********** %ld != %ld : %s",
1601 Imap->Cmd.Params[i].len,
1602 strlen(Imap->Cmd.Params[i].Key),
1603 Imap->Cmd.Params[i].Key);
1605 IMAP_syslog(LOG_DEBUG, "%ld : %s",
1606 Imap->Cmd.Params[i].len,
1607 Imap->Cmd.Params[i].Key);
1611 /* Now for the command set. */
1612 h = imap_lookup(Imap->Cmd.num_parms, Imap->Cmd.Params);
1616 IReply("BAD command unrecognized");
1620 /* RFC3501 says that we cannot output untagged data during these commands */
1621 if ((h->Flags & I_FLAG_UNTAGGED) == 0) {
1623 /* we can put any additional untagged stuff right here in the future */
1626 * Before processing the command that was just entered... if we happen
1627 * to have a folder selected, we'd like to rescan that folder for new
1628 * messages, and for deletions/changes of existing messages. This
1629 * could probably be optimized better with some deep thought...
1631 if (Imap->selected) {
1632 imap_rescan_msgids();
1636 /* does our command require a logged-in state */
1637 if ((!CC->logged_in) && ((h->Flags & I_FLAG_LOGGED_IN) != 0)) {
1638 IReply("BAD Not logged in.");
1642 /* does our command require the SELECT state on a mailbox */
1643 if ((Imap->selected == 0) && ((h->Flags & I_FLAG_SELECT) != 0)){
1644 IReply("BAD no folder selected");
1647 h->h(Imap->Cmd.num_parms, Imap->Cmd.Params);
1649 /* If the client transmitted a message we can free it now */
1654 imap_free_transmitted_message();
1656 gettimeofday(&tv2, NULL);
1657 total_time = (tv2.tv_usec + (tv2.tv_sec * 1000000)) - (tv1.tv_usec + (tv1.tv_sec * 1000000));
1658 IMAP_syslog(LOG_DEBUG, "IMAP command completed in %ld.%ld seconds",
1659 (total_time / 1000000),
1660 (total_time % 1000000)
1664 void imap_noop (int num_parms, ConstStr *Params)
1666 IReply("OK No operation");
1669 void imap_logout(int num_parms, ConstStr *Params)
1671 if (IMAP->selected) {
1672 imap_do_expunge(); /* yes, we auto-expunge at logout */
1674 IAPrintf("* BYE %s logging out\r\n", CtdlGetConfigStr("c_fqdn"));
1675 IReply("OK Citadel IMAP session ended.");
1676 CC->kill_me = KILLME_CLIENT_LOGGED_OUT;
1680 const char *CitadelServiceIMAP="IMAP";
1681 const char *CitadelServiceIMAPS="IMAPS";
1683 void SetIMAPDebugEnabled(const int n)
1685 IMAPDebugEnabled = n;
1688 * This function is called to register the IMAP extension with Citadel.
1690 CTDL_MODULE_INIT(imap)
1692 if (ImapCmds == NULL)
1693 ImapCmds = NewHash(1, NULL);
1695 RegisterImapCMD("NOOP", "", imap_noop, I_FLAG_NONE);
1696 RegisterImapCMD("CHECK", "", imap_noop, I_FLAG_NONE);
1697 RegisterImapCMD("ID", "", imap_id, I_FLAG_NONE);
1698 RegisterImapCMD("LOGOUT", "", imap_logout, I_FLAG_NONE);
1699 RegisterImapCMD("LOGIN", "", imap_login, I_FLAG_NONE);
1700 RegisterImapCMD("AUTHENTICATE", "", imap_authenticate, I_FLAG_NONE);
1701 RegisterImapCMD("CAPABILITY", "", imap_capability, I_FLAG_NONE);
1703 RegisterImapCMD("STARTTLS", "", imap_starttls, I_FLAG_NONE);
1706 /* The commans below require a logged-in state */
1707 RegisterImapCMD("SELECT", "", imap_select, I_FLAG_LOGGED_IN);
1708 RegisterImapCMD("EXAMINE", "", imap_select, I_FLAG_LOGGED_IN);
1709 RegisterImapCMD("LSUB", "", imap_list, I_FLAG_LOGGED_IN);
1710 RegisterImapCMD("LIST", "", imap_list, I_FLAG_LOGGED_IN);
1711 RegisterImapCMD("CREATE", "", imap_create, I_FLAG_LOGGED_IN);
1712 RegisterImapCMD("DELETE", "", imap_delete, I_FLAG_LOGGED_IN);
1713 RegisterImapCMD("RENAME", "", imap_rename, I_FLAG_LOGGED_IN);
1714 RegisterImapCMD("STATUS", "", imap_status, I_FLAG_LOGGED_IN);
1715 RegisterImapCMD("SUBSCRIBE", "", imap_subscribe, I_FLAG_LOGGED_IN);
1716 RegisterImapCMD("UNSUBSCRIBE", "", imap_unsubscribe, I_FLAG_LOGGED_IN);
1717 RegisterImapCMD("APPEND", "", imap_append, I_FLAG_LOGGED_IN);
1718 RegisterImapCMD("NAMESPACE", "", imap_namespace, I_FLAG_LOGGED_IN);
1719 RegisterImapCMD("SETACL", "", imap_setacl, I_FLAG_LOGGED_IN);
1720 RegisterImapCMD("DELETEACL", "", imap_deleteacl, I_FLAG_LOGGED_IN);
1721 RegisterImapCMD("GETACL", "", imap_getacl, I_FLAG_LOGGED_IN);
1722 RegisterImapCMD("LISTRIGHTS", "", imap_listrights, I_FLAG_LOGGED_IN);
1723 RegisterImapCMD("MYRIGHTS", "", imap_myrights, I_FLAG_LOGGED_IN);
1724 RegisterImapCMD("GETMETADATA", "", imap_getmetadata, I_FLAG_LOGGED_IN);
1725 RegisterImapCMD("SETMETADATA", "", imap_setmetadata, I_FLAG_LOGGED_IN);
1727 /* The commands below require the SELECT state on a mailbox */
1728 RegisterImapCMD("FETCH", "", imap_fetch, I_FLAG_LOGGED_IN | I_FLAG_SELECT | I_FLAG_UNTAGGED);
1729 RegisterImapCMD("UID", "FETCH", imap_uidfetch, I_FLAG_LOGGED_IN | I_FLAG_SELECT);
1730 RegisterImapCMD("SEARCH", "", imap_search, I_FLAG_LOGGED_IN | I_FLAG_SELECT | I_FLAG_UNTAGGED);
1731 RegisterImapCMD("UID", "SEARCH", imap_uidsearch, I_FLAG_LOGGED_IN | I_FLAG_SELECT);
1732 RegisterImapCMD("STORE", "", imap_store, I_FLAG_LOGGED_IN | I_FLAG_SELECT | I_FLAG_UNTAGGED);
1733 RegisterImapCMD("UID", "STORE", imap_uidstore, I_FLAG_LOGGED_IN | I_FLAG_SELECT);
1734 RegisterImapCMD("COPY", "", imap_copy, I_FLAG_LOGGED_IN | I_FLAG_SELECT);
1735 RegisterImapCMD("UID", "COPY", imap_uidcopy, I_FLAG_LOGGED_IN | I_FLAG_SELECT);
1736 RegisterImapCMD("EXPUNGE", "", imap_expunge, I_FLAG_LOGGED_IN | I_FLAG_SELECT);
1737 RegisterImapCMD("UID", "EXPUNGE", imap_expunge, I_FLAG_LOGGED_IN | I_FLAG_SELECT);
1738 RegisterImapCMD("CLOSE", "", imap_close, I_FLAG_LOGGED_IN | I_FLAG_SELECT);
1742 CtdlRegisterDebugFlagHook(HKEY("imapsrv"), SetIMAPDebugEnabled, &IMAPDebugEnabled);
1743 CtdlRegisterServiceHook(CtdlGetConfigInt("c_imap_port"),
1744 NULL, imap_greeting, imap_command_loop, NULL, CitadelServiceIMAP);
1746 CtdlRegisterServiceHook(CtdlGetConfigInt("c_imaps_port"),
1747 NULL, imaps_greeting, imap_command_loop, NULL, CitadelServiceIMAPS);
1749 CtdlRegisterSessionHook(imap_cleanup_function, EVT_STOP, PRIO_STOP + 30);
1750 CtdlRegisterCleanupHook(imap_cleanup);
1753 /* return our module name for the log */