4 * Implements the message store.
18 #if TIME_WITH_SYS_TIME
19 # include <sys/time.h>
23 # include <sys/time.h>
38 #include "dynloader.h"
42 #include "sysdep_decls.h"
43 #include "citserver.h"
49 #include "mime_parser.h"
52 #include "internet_addressing.h"
54 #define desired_section ((char *)CtdlGetUserData(SYM_DESIRED_SECTION))
55 #define ma ((struct ma_info *)CtdlGetUserData(SYM_MA_INFO))
56 #define msg_repl ((struct repl *)CtdlGetUserData(SYM_REPL))
58 extern struct config config;
62 "", "", "", "", "", "", "", "",
63 "", "", "", "", "", "", "", "",
64 "", "", "", "", "", "", "", "",
65 "", "", "", "", "", "", "", "",
66 "", "", "", "", "", "", "", "",
67 "", "", "", "", "", "", "", "",
68 "", "", "", "", "", "", "", "",
69 "", "", "", "", "", "", "", "",
96 * This function is self explanatory.
97 * (What can I say, I'm in a weird mood today...)
99 void remove_any_whitespace_to_the_left_or_right_of_at_symbol(char *name)
103 for (i = 0; i < strlen(name); ++i) {
104 if (name[i] == '@') {
105 while (isspace(name[i - 1]) && i > 0) {
106 strcpy(&name[i - 1], &name[i]);
109 while (isspace(name[i + 1])) {
110 strcpy(&name[i + 1], &name[i + 2]);
118 * Aliasing for network mail.
119 * (Error messages have been commented out, because this is a server.)
121 int alias(char *name)
122 { /* process alias and routing info for mail */
125 char aaa[SIZ], bbb[SIZ];
126 char *ignetcfg = NULL;
127 char *ignetmap = NULL;
133 remove_any_whitespace_to_the_left_or_right_of_at_symbol(name);
135 fp = fopen("network/mail.aliases", "r");
137 fp = fopen("/dev/null", "r");
144 while (fgets(aaa, sizeof aaa, fp) != NULL) {
145 while (isspace(name[0]))
146 strcpy(name, &name[1]);
147 aaa[strlen(aaa) - 1] = 0;
149 for (a = 0; a < strlen(aaa); ++a) {
151 strcpy(bbb, &aaa[a + 1]);
155 if (!strcasecmp(name, aaa))
159 lprintf(7, "Mail is being forwarded to %s\n", name);
161 /* Change "user @ xxx" to "user" if xxx is an alias for this host */
162 for (a=0; a<strlen(name); ++a) {
163 if (name[a] == '@') {
164 if (CtdlHostAlias(&name[a+1]) == hostalias_localhost) {
166 lprintf(7, "Changed to <%s>\n", name);
171 /* determine local or remote type, see citadel.h */
173 at = haschar(name, '@');
174 if (at == 0) return(MES_LOCAL); /* no @'s - local address */
175 if (at > 1) return(MES_ERROR); /* >1 @'s - invalid address */
176 remove_any_whitespace_to_the_left_or_right_of_at_symbol(name);
178 /* figure out the delivery mode */
180 extract_token(node, name, 1, '@');
182 /* If there are one or more dots in the nodename, we assume that it
183 * is an FQDN and will attempt SMTP delivery to the Internet.
185 if (haschar(node, '.') > 0) {
186 return(MES_INTERNET);
189 /* Otherwise we look in the IGnet maps for a valid Citadel node.
190 * Try directly-connected nodes first...
192 ignetcfg = CtdlGetSysConfig(IGNETCFG);
193 for (i=0; i<num_tokens(ignetcfg, '\n'); ++i) {
194 extract_token(buf, ignetcfg, i, '\n');
195 extract_token(testnode, buf, 0, '|');
196 if (!strcasecmp(node, testnode)) {
204 * Then try nodes that are two or more hops away.
206 ignetmap = CtdlGetSysConfig(IGNETMAP);
207 for (i=0; i<num_tokens(ignetmap, '\n'); ++i) {
208 extract_token(buf, ignetmap, i, '\n');
209 extract_token(testnode, buf, 0, '|');
210 if (!strcasecmp(node, testnode)) {
217 /* If we get to this point it's an invalid node name */
226 fp = fopen("citadel.control", "r");
227 fread((char *) &CitControl, sizeof(struct CitControl), 1, fp);
233 void simple_listing(long msgnum, void *userdata)
235 cprintf("%ld\n", msgnum);
240 /* Determine if a given message matches the fields in a message template.
241 * Return 0 for a successful match.
243 int CtdlMsgCmp(struct CtdlMessage *msg, struct CtdlMessage *template) {
246 /* If there aren't any fields in the template, all messages will
249 if (template == NULL) return(0);
251 /* Null messages are bogus. */
252 if (msg == NULL) return(1);
254 for (i='A'; i<='Z'; ++i) {
255 if (template->cm_fields[i] != NULL) {
256 if (msg->cm_fields[i] == NULL) {
259 if (strcasecmp(msg->cm_fields[i],
260 template->cm_fields[i])) return 1;
264 /* All compares succeeded: we have a match! */
270 * Manipulate the "seen msgs" string.
272 void CtdlSetSeen(long target_msgnum, int target_setting) {
274 struct cdbdata *cdbfr;
284 /* Learn about the user and room in question */
286 getuser(&CC->usersupp, CC->curr_user);
287 CtdlGetRelationship(&vbuf, &CC->usersupp, &CC->quickroom);
289 /* Load the message list */
290 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->quickroom.QRnumber, sizeof(long));
292 msglist = mallok(cdbfr->len);
293 memcpy(msglist, cdbfr->ptr, cdbfr->len);
294 num_msgs = cdbfr->len / sizeof(long);
297 return; /* No messages at all? No further action. */
300 lprintf(9, "before optimize: %s\n", vbuf.v_seen);
303 for (i=0; i<num_msgs; ++i) {
306 if (msglist[i] == target_msgnum) {
307 is_seen = target_setting;
310 if (is_msg_in_mset(vbuf.v_seen, msglist[i])) {
316 if (lo < 0L) lo = msglist[i];
319 if ( ((is_seen == 0) && (was_seen == 1))
320 || ((is_seen == 1) && (i == num_msgs-1)) ) {
321 if ( (strlen(newseen) + 20) > SIZ) {
322 strcpy(newseen, &newseen[20]);
325 if (strlen(newseen) > 0) strcat(newseen, ",");
327 sprintf(&newseen[strlen(newseen)], "%ld", lo);
330 sprintf(&newseen[strlen(newseen)], "%ld:%ld",
339 safestrncpy(vbuf.v_seen, newseen, SIZ);
340 lprintf(9, " after optimize: %s\n", vbuf.v_seen);
342 CtdlSetRelationship(&vbuf, &CC->usersupp, &CC->quickroom);
347 * API function to perform an operation for each qualifying message in the
348 * current room. (Returns the number of messages processed.)
350 int CtdlForEachMessage(int mode, long ref,
351 int moderation_level,
353 struct CtdlMessage *compare,
354 void (*CallBack) (long, void *),
360 struct cdbdata *cdbfr;
361 long *msglist = NULL;
363 int num_processed = 0;
366 struct CtdlMessage *msg;
369 int printed_lastold = 0;
371 /* Learn about the user and room in question */
373 getuser(&CC->usersupp, CC->curr_user);
374 CtdlGetRelationship(&vbuf, &CC->usersupp, &CC->quickroom);
376 /* Load the message list */
377 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->quickroom.QRnumber, sizeof(long));
379 msglist = mallok(cdbfr->len);
380 memcpy(msglist, cdbfr->ptr, cdbfr->len);
381 num_msgs = cdbfr->len / sizeof(long);
384 return 0; /* No messages at all? No further action. */
389 * Now begin the traversal.
391 if (num_msgs > 0) for (a = 0; a < num_msgs; ++a) {
392 GetMetaData(&smi, msglist[a]);
394 /* Filter out messages that are moderated below the level
395 * currently being viewed at.
397 if (smi.meta_mod < moderation_level) {
401 /* If the caller is looking for a specific MIME type, filter
402 * out all messages which are not of the type requested.
404 if (content_type != NULL) if (strlen(content_type) > 0) {
405 if (strcasecmp(smi.meta_content_type, content_type)) {
411 num_msgs = sort_msglist(msglist, num_msgs);
413 /* If a template was supplied, filter out the messages which
414 * don't match. (This could induce some delays!)
417 if (compare != NULL) {
418 for (a = 0; a < num_msgs; ++a) {
419 msg = CtdlFetchMessage(msglist[a]);
421 if (CtdlMsgCmp(msg, compare)) {
424 CtdlFreeMessage(msg);
432 * Now iterate through the message list, according to the
433 * criteria supplied by the caller.
436 for (a = 0; a < num_msgs; ++a) {
437 thismsg = msglist[a];
438 is_seen = is_msg_in_mset(vbuf.v_seen, thismsg);
439 if (is_seen) lastold = thismsg;
444 || ((mode == MSGS_OLD) && (is_seen))
445 || ((mode == MSGS_NEW) && (!is_seen))
446 || ((mode == MSGS_LAST) && (a >= (num_msgs - ref)))
447 || ((mode == MSGS_FIRST) && (a < ref))
448 || ((mode == MSGS_GT) && (thismsg > ref))
449 || ((mode == MSGS_EQ) && (thismsg == ref))
452 if ((mode == MSGS_NEW) && (CC->usersupp.flags & US_LASTOLD) && (lastold > 0L) && (printed_lastold == 0) && (!is_seen)) {
454 CallBack(lastold, userdata);
458 if (CallBack) CallBack(thismsg, userdata);
462 phree(msglist); /* Clean up */
463 return num_processed;
469 * cmd_msgs() - get list of message #'s in this room
470 * implements the MSGS server command using CtdlForEachMessage()
472 void cmd_msgs(char *cmdbuf)
481 int with_template = 0;
482 struct CtdlMessage *template = NULL;
484 extract(which, cmdbuf, 0);
485 cm_ref = extract_int(cmdbuf, 1);
486 with_template = extract_int(cmdbuf, 2);
490 if (!strncasecmp(which, "OLD", 3))
492 else if (!strncasecmp(which, "NEW", 3))
494 else if (!strncasecmp(which, "FIRST", 5))
496 else if (!strncasecmp(which, "LAST", 4))
498 else if (!strncasecmp(which, "GT", 2))
501 if ((!(CC->logged_in)) && (!(CC->internal_pgm))) {
502 cprintf("%d not logged in\n", ERROR + NOT_LOGGED_IN);
507 cprintf("%d Send template then receive message list\n",
509 template = (struct CtdlMessage *)
510 mallok(sizeof(struct CtdlMessage));
511 memset(template, 0, sizeof(struct CtdlMessage));
512 while(client_gets(buf), strcmp(buf,"000")) {
513 extract(tfield, buf, 0);
514 extract(tvalue, buf, 1);
515 for (i='A'; i<='Z'; ++i) if (msgkeys[i]!=NULL) {
516 if (!strcasecmp(tfield, msgkeys[i])) {
517 template->cm_fields[i] =
524 cprintf("%d Message list...\n", LISTING_FOLLOWS);
527 CtdlForEachMessage(mode, cm_ref,
528 CC->usersupp.moderation_filter,
529 NULL, template, simple_listing, NULL);
530 if (template != NULL) CtdlFreeMessage(template);
538 * help_subst() - support routine for help file viewer
540 void help_subst(char *strbuf, char *source, char *dest)
545 while (p = pattern2(strbuf, source), (p >= 0)) {
546 strcpy(workbuf, &strbuf[p + strlen(source)]);
547 strcpy(&strbuf[p], dest);
548 strcat(strbuf, workbuf);
553 void do_help_subst(char *buffer)
557 help_subst(buffer, "^nodename", config.c_nodename);
558 help_subst(buffer, "^humannode", config.c_humannode);
559 help_subst(buffer, "^fqdn", config.c_fqdn);
560 help_subst(buffer, "^username", CC->usersupp.fullname);
561 sprintf(buf2, "%ld", CC->usersupp.usernum);
562 help_subst(buffer, "^usernum", buf2);
563 help_subst(buffer, "^sysadm", config.c_sysadm);
564 help_subst(buffer, "^variantname", CITADEL);
565 sprintf(buf2, "%d", config.c_maxsessions);
566 help_subst(buffer, "^maxsessions", buf2);
572 * memfmout() - Citadel text formatter and paginator.
573 * Although the original purpose of this routine was to format
574 * text to the reader's screen width, all we're really using it
575 * for here is to format text out to 80 columns before sending it
576 * to the client. The client software may reformat it again.
579 int width, /* screen width to use */
580 char *mptr, /* where are we going to get our text from? */
581 char subst, /* nonzero if we should do substitutions */
582 char *nl) /* string to terminate lines with */
594 c = 1; /* c is the current pos */
598 while (ch = *mptr, ((ch != 0) && (strlen(buffer) < 126))) {
600 buffer[strlen(buffer) + 1] = 0;
601 buffer[strlen(buffer)] = ch;
604 if (buffer[0] == '^')
605 do_help_subst(buffer);
607 buffer[strlen(buffer) + 1] = 0;
609 strcpy(buffer, &buffer[1]);
617 if (((ch == 13) || (ch == 10)) && (old != 13) && (old != 10))
619 if (((old == 13) || (old == 10)) && (isspace(real))) {
627 if (((strlen(aaa) + c) > (width - 5)) && (strlen(aaa) > (width - 5))) {
628 cprintf("%s%s", nl, aaa);
637 if ((strlen(aaa) + c) > (width - 5)) {
646 if ((ch == 13) || (ch == 10)) {
647 cprintf("%s%s", aaa, nl);
654 cprintf("%s%s", aaa, nl);
660 * Callback function for mime parser that simply lists the part
662 void list_this_part(char *name, char *filename, char *partnum, char *disp,
663 void *content, char *cbtype, size_t length, char *encoding,
667 cprintf("part=%s|%s|%s|%s|%s|%ld\n",
668 name, filename, partnum, disp, cbtype, (long)length);
673 * Callback function for mime parser that opens a section for downloading
675 void mime_download(char *name, char *filename, char *partnum, char *disp,
676 void *content, char *cbtype, size_t length, char *encoding,
680 /* Silently go away if there's already a download open... */
681 if (CC->download_fp != NULL)
684 /* ...or if this is not the desired section */
685 if (strcasecmp(desired_section, partnum))
688 CC->download_fp = tmpfile();
689 if (CC->download_fp == NULL)
692 fwrite(content, length, 1, CC->download_fp);
693 fflush(CC->download_fp);
694 rewind(CC->download_fp);
696 OpenCmdResult(filename, cbtype);
702 * Load a message from disk into memory.
703 * This is used by CtdlOutputMsg() and other fetch functions.
705 * NOTE: Caller is responsible for freeing the returned CtdlMessage struct
706 * using the CtdlMessageFree() function.
708 struct CtdlMessage *CtdlFetchMessage(long msgnum)
710 struct cdbdata *dmsgtext;
711 struct CtdlMessage *ret = NULL;
714 CIT_UBYTE field_header;
717 dmsgtext = cdb_fetch(CDB_MSGMAIN, &msgnum, sizeof(long));
718 if (dmsgtext == NULL) {
721 mptr = dmsgtext->ptr;
723 /* Parse the three bytes that begin EVERY message on disk.
724 * The first is always 0xFF, the on-disk magic number.
725 * The second is the anonymous/public type byte.
726 * The third is the format type byte (vari, fixed, or MIME).
730 lprintf(5, "Message %ld appears to be corrupted.\n", msgnum);
734 ret = (struct CtdlMessage *) mallok(sizeof(struct CtdlMessage));
735 memset(ret, 0, sizeof(struct CtdlMessage));
737 ret->cm_magic = CTDLMESSAGE_MAGIC;
738 ret->cm_anon_type = *mptr++; /* Anon type byte */
739 ret->cm_format_type = *mptr++; /* Format type byte */
742 * The rest is zero or more arbitrary fields. Load them in.
743 * We're done when we encounter either a zero-length field or
744 * have just processed the 'M' (message text) field.
747 field_length = strlen(mptr);
748 if (field_length == 0)
750 field_header = *mptr++;
751 ret->cm_fields[field_header] = mallok(field_length);
752 strcpy(ret->cm_fields[field_header], mptr);
754 while (*mptr++ != 0); /* advance to next field */
756 } while ((field_length > 0) && (field_header != 'M'));
760 /* Always make sure there's something in the msg text field */
761 if (ret->cm_fields['M'] == NULL)
762 ret->cm_fields['M'] = strdoop("<no text>\n");
764 /* Perform "before read" hooks (aborting if any return nonzero) */
765 if (PerformMessageHooks(ret, EVT_BEFOREREAD) > 0) {
766 CtdlFreeMessage(ret);
775 * Returns 1 if the supplied pointer points to a valid Citadel message.
776 * If the pointer is NULL or the magic number check fails, returns 0.
778 int is_valid_message(struct CtdlMessage *msg) {
781 if ((msg->cm_magic) != CTDLMESSAGE_MAGIC) {
782 lprintf(3, "is_valid_message() -- self-check failed\n");
790 * 'Destructor' for struct CtdlMessage
792 void CtdlFreeMessage(struct CtdlMessage *msg)
796 if (is_valid_message(msg) == 0) return;
798 for (i = 0; i < 256; ++i)
799 if (msg->cm_fields[i] != NULL) {
800 phree(msg->cm_fields[i]);
803 msg->cm_magic = 0; /* just in case */
809 * Pre callback function for multipart/alternative
811 * NOTE: this differs from the standard behavior for a reason. Normally when
812 * displaying multipart/alternative you want to show the _last_ usable
813 * format in the message. Here we show the _first_ one, because it's
814 * usually text/plain. Since this set of functions is designed for text
815 * output to non-MIME-aware clients, this is the desired behavior.
818 void fixed_output_pre(char *name, char *filename, char *partnum, char *disp,
819 void *content, char *cbtype, size_t length, char *encoding,
822 lprintf(9, "fixed_output_pre() type=<%s>\n", cbtype);
823 if (!strcasecmp(cbtype, "multipart/alternative")) {
831 * Post callback function for multipart/alternative
833 void fixed_output_post(char *name, char *filename, char *partnum, char *disp,
834 void *content, char *cbtype, size_t length, char *encoding,
837 lprintf(9, "fixed_output_post() type=<%s>\n", cbtype);
838 if (!strcasecmp(cbtype, "multipart/alternative")) {
846 * Inline callback function for mime parser that wants to display text
848 void fixed_output(char *name, char *filename, char *partnum, char *disp,
849 void *content, char *cbtype, size_t length, char *encoding,
857 lprintf(9, "fixed_output() type=<%s>\n", cbtype);
860 * If we're in the middle of a multipart/alternative scope and
861 * we've already printed another section, skip this one.
863 if ( (ma->is_ma == 1) && (ma->did_print == 1) ) {
864 lprintf(9, "Skipping part %s (%s)\n", partnum, cbtype);
869 if ( (!strcasecmp(cbtype, "text/plain"))
870 || (strlen(cbtype)==0) ) {
876 if (ch==10) cprintf("\r\n");
877 else cprintf("%c", ch);
881 if (ch != '\n') cprintf("\n");
883 else if (!strcasecmp(cbtype, "text/html")) {
884 ptr = html_to_ascii(content, 80, 0);
889 if (ch==10) cprintf("\r\n");
890 else cprintf("%c", ch);
894 else if (strncasecmp(cbtype, "multipart/", 10)) {
895 cprintf("Part %s: %s (%s) (%ld bytes)\r\n",
896 partnum, filename, cbtype, (long)length);
902 * Get a message off disk. (returns om_* values found in msgbase.h)
905 int CtdlOutputMsg(long msg_num, /* message number (local) to fetch */
906 int mode, /* how would you like that message? */
907 int headers_only, /* eschew the message body? */
908 int do_proto, /* do Citadel protocol responses? */
909 int crlf /* Use CRLF newlines instead of LF? */
911 struct CtdlMessage *TheMessage;
914 lprintf(7, "CtdlOutputMsg() msgnum=%ld, mode=%d\n",
919 if ((!(CC->logged_in)) && (!(CC->internal_pgm))) {
920 if (do_proto) cprintf("%d Not logged in.\n",
921 ERROR + NOT_LOGGED_IN);
922 return(om_not_logged_in);
925 /* FIXME ... small security issue
926 * We need to check to make sure the requested message is actually
927 * in the current room, and set msg_ok to 1 only if it is. This
928 * functionality is currently missing because I'm in a hurry to replace
929 * broken production code with nonbroken pre-beta code. :( -- ajc
932 if (do_proto) cprintf("%d Message %ld is not in this room.\n",
934 return(om_no_such_msg);
939 * Fetch the message from disk
941 TheMessage = CtdlFetchMessage(msg_num);
942 if (TheMessage == NULL) {
943 if (do_proto) cprintf("%d Can't locate msg %ld on disk\n",
945 return(om_no_such_msg);
948 retcode = CtdlOutputPreLoadedMsg(
949 TheMessage, msg_num, mode,
950 headers_only, do_proto, crlf);
952 CtdlFreeMessage(TheMessage);
958 * Get a message off disk. (returns om_* values found in msgbase.h)
961 int CtdlOutputPreLoadedMsg(struct CtdlMessage *TheMessage,
963 int mode, /* how would you like that message? */
964 int headers_only, /* eschew the message body? */
965 int do_proto, /* do Citadel protocol responses? */
966 int crlf /* Use CRLF newlines instead of LF? */
972 char display_name[SIZ];
974 char *nl; /* newline string */
976 /* buffers needed for RFC822 translation */
986 sprintf(mid, "%ld", msg_num);
987 nl = (crlf ? "\r\n" : "\n");
989 if (!is_valid_message(TheMessage)) {
990 lprintf(1, "ERROR: invalid preloaded message for output\n");
991 return(om_no_such_msg);
994 /* Are we downloading a MIME component? */
995 if (mode == MT_DOWNLOAD) {
996 if (TheMessage->cm_format_type != FMT_RFC822) {
998 cprintf("%d This is not a MIME message.\n",
1000 } else if (CC->download_fp != NULL) {
1001 if (do_proto) cprintf(
1002 "%d You already have a download open.\n",
1005 /* Parse the message text component */
1006 mptr = TheMessage->cm_fields['M'];
1007 mime_parser(mptr, NULL,
1008 *mime_download, NULL, NULL,
1010 /* If there's no file open by this time, the requested
1011 * section wasn't found, so print an error
1013 if (CC->download_fp == NULL) {
1014 if (do_proto) cprintf(
1015 "%d Section %s not found.\n",
1016 ERROR + FILE_NOT_FOUND,
1020 return((CC->download_fp != NULL) ? om_ok : om_mime_error);
1023 /* now for the user-mode message reading loops */
1024 if (do_proto) cprintf("%d Message %ld:\n", LISTING_FOLLOWS, msg_num);
1026 /* Tell the client which format type we're using. If this is a
1027 * MIME message, *lie* about it and tell the user it's fixed-format.
1029 if (mode == MT_CITADEL) {
1030 if (TheMessage->cm_format_type == FMT_RFC822) {
1031 if (do_proto) cprintf("type=1\n");
1034 if (do_proto) cprintf("type=%d\n",
1035 TheMessage->cm_format_type);
1039 /* nhdr=yes means that we're only displaying headers, no body */
1040 if ((TheMessage->cm_anon_type == MES_ANON) && (mode == MT_CITADEL)) {
1041 if (do_proto) cprintf("nhdr=yes\n");
1044 /* begin header processing loop for Citadel message format */
1046 if ((mode == MT_CITADEL) || (mode == MT_MIME)) {
1048 strcpy(display_name, "<unknown>");
1049 if (TheMessage->cm_fields['A']) {
1050 strcpy(buf, TheMessage->cm_fields['A']);
1051 PerformUserHooks(buf, (-1L), EVT_OUTPUTMSG);
1052 if (TheMessage->cm_anon_type == MES_ANON)
1053 strcpy(display_name, "****");
1054 else if (TheMessage->cm_anon_type == MES_AN2)
1055 strcpy(display_name, "anonymous");
1057 strcpy(display_name, buf);
1058 if ((is_room_aide())
1059 && ((TheMessage->cm_anon_type == MES_ANON)
1060 || (TheMessage->cm_anon_type == MES_AN2))) {
1061 sprintf(&display_name[strlen(display_name)],
1066 strcpy(allkeys, FORDER);
1067 for (i=0; i<strlen(allkeys); ++i) {
1068 k = (int) allkeys[i];
1070 if (TheMessage->cm_fields[k] != NULL) {
1072 if (do_proto) cprintf("%s=%s\n",
1077 if (do_proto) cprintf("%s=%s\n",
1079 TheMessage->cm_fields[k]
1088 /* begin header processing loop for RFC822 transfer format */
1093 strcpy(snode, NODENAME);
1094 strcpy(lnode, HUMANNODE);
1095 if (mode == MT_RFC822) {
1096 cprintf("X-UIDL: %ld%s", msg_num, nl);
1097 for (i = 0; i < 256; ++i) {
1098 if (TheMessage->cm_fields[i]) {
1099 mptr = TheMessage->cm_fields[i];
1102 strcpy(luser, mptr);
1103 strcpy(suser, mptr);
1106 "Path:" removed for now because it confuses brain-dead Microsoft shitware
1107 into thinking that mail messages are newsgroup messages instead. When we
1108 add NNTP support back into Citadel we'll have to add code to only output
1109 this field when appropriate.
1110 else if (i == 'P') {
1111 cprintf("Path: %s%s", mptr, nl);
1115 cprintf("Subject: %s%s", mptr, nl);
1119 strcpy(lnode, mptr);
1121 cprintf("X-Citadel-Room: %s%s",
1124 strcpy(snode, mptr);
1126 cprintf("To: %s%s", mptr, nl);
1127 else if (i == 'T') {
1128 datestring(datestamp, atol(mptr),
1129 DATESTRING_RFC822 );
1130 cprintf("Date: %s%s", datestamp, nl);
1136 for (i=0; i<strlen(suser); ++i) {
1137 suser[i] = tolower(suser[i]);
1138 if (!isalnum(suser[i])) suser[i]='_';
1141 if (mode == MT_RFC822) {
1142 if (!strcasecmp(snode, NODENAME)) {
1143 strcpy(snode, FQDN);
1146 /* Construct a fun message id */
1147 cprintf("Message-ID: <%s", mid);
1148 if (strchr(mid, '@')==NULL) {
1149 cprintf("@%s", snode);
1153 PerformUserHooks(luser, (-1L), EVT_OUTPUTMSG);
1155 if (strlen(fuser) > 0) {
1156 cprintf("From: %s (%s)%s", fuser, luser, nl);
1159 cprintf("From: %s@%s (%s)%s", suser, snode, luser, nl);
1162 cprintf("Organization: %s%s", lnode, nl);
1165 /* end header processing loop ... at this point, we're in the text */
1167 mptr = TheMessage->cm_fields['M'];
1169 /* Tell the client about the MIME parts in this message */
1170 if (TheMessage->cm_format_type == FMT_RFC822) {
1171 if (mode == MT_CITADEL) {
1172 mime_parser(mptr, NULL,
1173 *list_this_part, NULL, NULL,
1176 else if (mode == MT_MIME) { /* list parts only */
1177 mime_parser(mptr, NULL,
1178 *list_this_part, NULL, NULL,
1180 if (do_proto) cprintf("000\n");
1183 else if (mode == MT_RFC822) { /* unparsed RFC822 dump */
1184 /* FIXME ... we have to put some code in here to avoid
1185 * printing duplicate header information when both
1186 * Citadel and RFC822 headers exist. Preference should
1187 * probably be given to the RFC822 headers.
1189 while (ch=*(mptr++), ch!=0) {
1191 else if (ch==10) cprintf("%s", nl);
1192 else cprintf("%c", ch);
1194 if (do_proto) cprintf("000\n");
1200 if (do_proto) cprintf("000\n");
1204 /* signify start of msg text */
1205 if (mode == MT_CITADEL)
1206 if (do_proto) cprintf("text\n");
1207 if (mode == MT_RFC822) {
1208 if (TheMessage->cm_fields['U'] == NULL) {
1209 cprintf("Subject: (no subject)%s", nl);
1214 /* If the format type on disk is 1 (fixed-format), then we want
1215 * everything to be output completely literally ... regardless of
1216 * what message transfer format is in use.
1218 if (TheMessage->cm_format_type == FMT_FIXED) {
1220 while (ch = *mptr++, ch > 0) {
1223 if ((ch == 10) || (strlen(buf) > 250)) {
1224 cprintf("%s%s", buf, nl);
1227 buf[strlen(buf) + 1] = 0;
1228 buf[strlen(buf)] = ch;
1231 if (strlen(buf) > 0)
1232 cprintf("%s%s", buf, nl);
1235 /* If the message on disk is format 0 (Citadel vari-format), we
1236 * output using the formatter at 80 columns. This is the final output
1237 * form if the transfer format is RFC822, but if the transfer format
1238 * is Citadel proprietary, it'll still work, because the indentation
1239 * for new paragraphs is correct and the client will reformat the
1240 * message to the reader's screen width.
1242 if (TheMessage->cm_format_type == FMT_CITADEL) {
1243 memfmout(80, mptr, 0, nl);
1246 /* If the message on disk is format 4 (MIME), we've gotta hand it
1247 * off to the MIME parser. The client has already been told that
1248 * this message is format 1 (fixed format), so the callback function
1249 * we use will display those parts as-is.
1251 if (TheMessage->cm_format_type == FMT_RFC822) {
1252 CtdlAllocUserData(SYM_MA_INFO, sizeof(struct ma_info));
1253 memset(ma, 0, sizeof(struct ma_info));
1254 mime_parser(mptr, NULL,
1255 *fixed_output, *fixed_output_pre, *fixed_output_post,
1259 /* now we're done */
1260 if (do_proto) cprintf("000\n");
1267 * display a message (mode 0 - Citadel proprietary)
1269 void cmd_msg0(char *cmdbuf)
1272 int headers_only = 0;
1274 msgid = extract_long(cmdbuf, 0);
1275 headers_only = extract_int(cmdbuf, 1);
1277 CtdlOutputMsg(msgid, MT_CITADEL, headers_only, 1, 0);
1283 * display a message (mode 2 - RFC822)
1285 void cmd_msg2(char *cmdbuf)
1288 int headers_only = 0;
1290 msgid = extract_long(cmdbuf, 0);
1291 headers_only = extract_int(cmdbuf, 1);
1293 CtdlOutputMsg(msgid, MT_RFC822, headers_only, 1, 1);
1299 * display a message (mode 3 - IGnet raw format - internal programs only)
1301 void cmd_msg3(char *cmdbuf)
1304 struct CtdlMessage *msg;
1307 if (CC->internal_pgm == 0) {
1308 cprintf("%d This command is for internal programs only.\n",
1313 msgnum = extract_long(cmdbuf, 0);
1314 msg = CtdlFetchMessage(msgnum);
1316 cprintf("%d Message %ld not found.\n",
1321 serialize_message(&smr, msg);
1322 CtdlFreeMessage(msg);
1325 cprintf("%d Unable to serialize message\n",
1326 ERROR+INTERNAL_ERROR);
1330 cprintf("%d %ld\n", BINARY_FOLLOWS, (long)smr.len);
1331 client_write(smr.ser, smr.len);
1338 * display a message (mode 4 - MIME) (FIXME ... still evolving, not complete)
1340 void cmd_msg4(char *cmdbuf)
1344 msgid = extract_long(cmdbuf, 0);
1345 CtdlOutputMsg(msgid, MT_MIME, 0, 1, 0);
1349 * Open a component of a MIME message as a download file
1351 void cmd_opna(char *cmdbuf)
1355 CtdlAllocUserData(SYM_DESIRED_SECTION, SIZ);
1357 msgid = extract_long(cmdbuf, 0);
1358 extract(desired_section, cmdbuf, 1);
1360 CtdlOutputMsg(msgid, MT_DOWNLOAD, 0, 1, 1);
1365 * Save a message pointer into a specified room
1366 * (Returns 0 for success, nonzero for failure)
1367 * roomname may be NULL to use the current room
1369 int CtdlSaveMsgPointerInRoom(char *roomname, long msgid, int flags) {
1371 char hold_rm[ROOMNAMELEN];
1372 struct cdbdata *cdbfr;
1375 long highest_msg = 0L;
1376 struct CtdlMessage *msg = NULL;
1378 lprintf(9, "CtdlSaveMsgPointerInRoom(%s, %ld, %d)\n",
1379 roomname, msgid, flags);
1381 strcpy(hold_rm, CC->quickroom.QRname);
1383 /* We may need to check to see if this message is real */
1384 if ( (flags & SM_VERIFY_GOODNESS)
1385 || (flags & SM_DO_REPL_CHECK)
1387 msg = CtdlFetchMessage(msgid);
1388 if (msg == NULL) return(ERROR + ILLEGAL_VALUE);
1391 /* Perform replication checks if necessary */
1392 if ( (flags & SM_DO_REPL_CHECK) && (msg != NULL) ) {
1394 if (getroom(&CC->quickroom,
1395 ((roomname != NULL) ? roomname : CC->quickroom.QRname) )
1397 lprintf(9, "No such room <%s>\n", roomname);
1398 if (msg != NULL) CtdlFreeMessage(msg);
1399 return(ERROR + ROOM_NOT_FOUND);
1402 if (ReplicationChecks(msg) != 0) {
1403 getroom(&CC->quickroom, hold_rm);
1404 if (msg != NULL) CtdlFreeMessage(msg);
1405 lprintf(9, "Did replication, and newer exists\n");
1410 /* Now the regular stuff */
1411 if (lgetroom(&CC->quickroom,
1412 ((roomname != NULL) ? roomname : CC->quickroom.QRname) )
1414 lprintf(9, "No such room <%s>\n", roomname);
1415 if (msg != NULL) CtdlFreeMessage(msg);
1416 return(ERROR + ROOM_NOT_FOUND);
1419 cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->quickroom.QRnumber, sizeof(long));
1420 if (cdbfr == NULL) {
1424 msglist = mallok(cdbfr->len);
1425 if (msglist == NULL)
1426 lprintf(3, "ERROR malloc msglist!\n");
1427 num_msgs = cdbfr->len / sizeof(long);
1428 memcpy(msglist, cdbfr->ptr, cdbfr->len);
1433 /* Make sure the message doesn't already exist in this room. It
1434 * is absolutely taboo to have more than one reference to the same
1435 * message in a room.
1437 if (num_msgs > 0) for (i=0; i<num_msgs; ++i) {
1438 if (msglist[i] == msgid) {
1439 lputroom(&CC->quickroom); /* unlock the room */
1440 getroom(&CC->quickroom, hold_rm);
1441 if (msg != NULL) CtdlFreeMessage(msg);
1442 return(ERROR + ALREADY_EXISTS);
1446 /* Now add the new message */
1448 msglist = reallok(msglist,
1449 (num_msgs * sizeof(long)));
1451 if (msglist == NULL) {
1452 lprintf(3, "ERROR: can't realloc message list!\n");
1454 msglist[num_msgs - 1] = msgid;
1456 /* Sort the message list, so all the msgid's are in order */
1457 num_msgs = sort_msglist(msglist, num_msgs);
1459 /* Determine the highest message number */
1460 highest_msg = msglist[num_msgs - 1];
1462 /* Write it back to disk. */
1463 cdb_store(CDB_MSGLISTS, &CC->quickroom.QRnumber, sizeof(long),
1464 msglist, num_msgs * sizeof(long));
1466 /* Free up the memory we used. */
1469 /* Update the highest-message pointer and unlock the room. */
1470 CC->quickroom.QRhighest = highest_msg;
1471 lputroom(&CC->quickroom);
1472 getroom(&CC->quickroom, hold_rm);
1474 /* Bump the reference count for this message. */
1475 if ((flags & SM_DONT_BUMP_REF)==0) {
1476 AdjRefCount(msgid, +1);
1479 /* Return success. */
1480 if (msg != NULL) CtdlFreeMessage(msg);
1487 * Message base operation to send a message to the master file
1488 * (returns new message number)
1490 * This is the back end for CtdlSaveMsg() and should not be directly
1491 * called by server-side modules.
1494 long send_message(struct CtdlMessage *msg, /* pointer to buffer */
1495 FILE *save_a_copy) /* save a copy to disk? */
1502 /* Get a new message number */
1503 newmsgid = get_new_message_number();
1504 sprintf(msgidbuf, "%ld@%s", newmsgid, config.c_fqdn);
1506 /* Generate an ID if we don't have one already */
1507 if (msg->cm_fields['I']==NULL) {
1508 msg->cm_fields['I'] = strdoop(msgidbuf);
1511 serialize_message(&smr, msg);
1514 cprintf("%d Unable to serialize message\n",
1515 ERROR+INTERNAL_ERROR);
1519 /* Write our little bundle of joy into the message base */
1520 if (cdb_store(CDB_MSGMAIN, &newmsgid, sizeof(long),
1521 smr.ser, smr.len) < 0) {
1522 lprintf(2, "Can't store message\n");
1528 /* If the caller specified that a copy should be saved to a particular
1529 * file handle, do that now too.
1531 if (save_a_copy != NULL) {
1532 fwrite(smr.ser, smr.len, 1, save_a_copy);
1535 /* Free the memory we used for the serialized message */
1538 /* Return the *local* message ID to the caller
1539 * (even if we're storing an incoming network message)
1547 * Serialize a struct CtdlMessage into the format used on disk and network.
1549 * This function loads up a "struct ser_ret" (defined in server.h) which
1550 * contains the length of the serialized message and a pointer to the
1551 * serialized message in memory. THE LATTER MUST BE FREED BY THE CALLER.
1553 void serialize_message(struct ser_ret *ret, /* return values */
1554 struct CtdlMessage *msg) /* unserialized msg */
1558 static char *forder = FORDER;
1560 if (is_valid_message(msg) == 0) return; /* self check */
1563 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL)
1564 ret->len = ret->len +
1565 strlen(msg->cm_fields[(int)forder[i]]) + 2;
1567 lprintf(9, "serialize_message() calling malloc(%ld)\n", (long)ret->len);
1568 ret->ser = mallok(ret->len);
1569 if (ret->ser == NULL) {
1575 ret->ser[1] = msg->cm_anon_type;
1576 ret->ser[2] = msg->cm_format_type;
1579 for (i=0; i<26; ++i) if (msg->cm_fields[(int)forder[i]] != NULL) {
1580 ret->ser[wlen++] = (char)forder[i];
1581 strcpy(&ret->ser[wlen], msg->cm_fields[(int)forder[i]]);
1582 wlen = wlen + strlen(msg->cm_fields[(int)forder[i]]) + 1;
1584 if (ret->len != wlen) lprintf(3, "ERROR: len=%ld wlen=%ld\n",
1585 (long)ret->len, (long)wlen);
1593 * Back end for the ReplicationChecks() function
1595 void check_repl(long msgnum, void *userdata) {
1596 struct CtdlMessage *msg;
1597 time_t timestamp = (-1L);
1599 lprintf(9, "check_repl() found message %ld\n", msgnum);
1600 msg = CtdlFetchMessage(msgnum);
1601 if (msg == NULL) return;
1602 if (msg->cm_fields['T'] != NULL) {
1603 timestamp = atol(msg->cm_fields['T']);
1605 CtdlFreeMessage(msg);
1607 if (timestamp > msg_repl->highest) {
1608 msg_repl->highest = timestamp; /* newer! */
1609 lprintf(9, "newer!\n");
1612 lprintf(9, "older!\n");
1614 /* Existing isn't newer? Then delete the old one(s). */
1615 CtdlDeleteMessages(CC->quickroom.QRname, msgnum, "");
1620 * Check to see if any messages already exist which carry the same Extended ID
1624 * -> With older timestamps: delete them and return 0. Message will be saved.
1625 * -> With newer timestamps: return 1. Message save will be aborted.
1627 int ReplicationChecks(struct CtdlMessage *msg) {
1628 struct CtdlMessage *template;
1631 lprintf(9, "ReplicationChecks() started\n");
1632 /* No extended id? Don't do anything. */
1633 if (msg->cm_fields['E'] == NULL) return 0;
1634 if (strlen(msg->cm_fields['E']) == 0) return 0;
1635 lprintf(9, "Extended ID: <%s>\n", msg->cm_fields['E']);
1637 CtdlAllocUserData(SYM_REPL, sizeof(struct repl));
1638 strcpy(msg_repl->extended_id, msg->cm_fields['E']);
1639 msg_repl->highest = atol(msg->cm_fields['T']);
1641 template = (struct CtdlMessage *) malloc(sizeof(struct CtdlMessage));
1642 memset(template, 0, sizeof(struct CtdlMessage));
1643 template->cm_fields['E'] = strdoop(msg->cm_fields['E']);
1645 CtdlForEachMessage(MSGS_ALL, 0L, (-127), NULL, template,
1648 /* If a newer message exists with the same Extended ID, abort
1651 if (msg_repl->highest > atol(msg->cm_fields['T']) ) {
1655 CtdlFreeMessage(template);
1656 lprintf(9, "ReplicationChecks() returning %d\n", abort_this);
1664 * Save a message to disk
1666 long CtdlSaveMsg(struct CtdlMessage *msg, /* message to save */
1667 char *rec, /* Recipient (mail) */
1668 char *force, /* force a particular room? */
1669 int supplied_mailtype) /* local or remote type */
1672 char hold_rm[ROOMNAMELEN];
1673 char actual_rm[ROOMNAMELEN];
1674 char force_room[ROOMNAMELEN];
1675 char content_type[SIZ]; /* We have to learn this */
1676 char recipient[SIZ];
1679 struct usersupp userbuf;
1681 struct MetaData smi;
1682 FILE *network_fp = NULL;
1683 static int seqnum = 1;
1684 struct CtdlMessage *imsg;
1688 lprintf(9, "CtdlSaveMsg() called\n");
1689 if (is_valid_message(msg) == 0) return(-1); /* self check */
1690 mailtype = supplied_mailtype;
1692 /* If this message has no timestamp, we take the liberty of
1693 * giving it one, right now.
1695 if (msg->cm_fields['T'] == NULL) {
1696 lprintf(9, "Generating timestamp\n");
1697 sprintf(aaa, "%ld", (long)time(NULL));
1698 msg->cm_fields['T'] = strdoop(aaa);
1701 /* If this message has no path, we generate one.
1703 if (msg->cm_fields['P'] == NULL) {
1704 lprintf(9, "Generating path\n");
1705 if (msg->cm_fields['A'] != NULL) {
1706 msg->cm_fields['P'] = strdoop(msg->cm_fields['A']);
1707 for (a=0; a<strlen(msg->cm_fields['P']); ++a) {
1708 if (isspace(msg->cm_fields['P'][a])) {
1709 msg->cm_fields['P'][a] = ' ';
1714 msg->cm_fields['P'] = strdoop("unknown");
1718 strcpy(force_room, force);
1720 /* Strip non-printable characters out of the recipient name */
1721 lprintf(9, "Checking recipient (if present)\n");
1722 strcpy(recipient, rec);
1723 for (a = 0; a < strlen(recipient); ++a)
1724 if (!isprint(recipient[a]))
1725 strcpy(&recipient[a], &recipient[a + 1]);
1727 /* Change "user @ xxx" to "user" if xxx is an alias for this host */
1728 for (a=0; a<strlen(recipient); ++a) {
1729 if (recipient[a] == '@') {
1730 if (CtdlHostAlias(&recipient[a+1])
1731 == hostalias_localhost) {
1733 lprintf(7, "Changed to <%s>\n", recipient);
1734 mailtype = MES_LOCAL;
1739 lprintf(9, "Recipient is <%s>\n", recipient);
1741 /* Learn about what's inside, because it's what's inside that counts */
1742 lprintf(9, "Learning what's inside\n");
1743 if (msg->cm_fields['M'] == NULL) {
1744 lprintf(1, "ERROR: attempt to save message with NULL body\n");
1747 switch (msg->cm_format_type) {
1749 strcpy(content_type, "text/x-citadel-variformat");
1752 strcpy(content_type, "text/plain");
1755 strcpy(content_type, "text/plain");
1756 /* advance past header fields */
1757 mptr = msg->cm_fields['M'];
1760 if (!strncasecmp(mptr, "Content-type: ", 14)) {
1761 safestrncpy(content_type, mptr,
1762 sizeof(content_type));
1763 strcpy(content_type, &content_type[14]);
1764 for (a = 0; a < strlen(content_type); ++a)
1765 if ((content_type[a] == ';')
1766 || (content_type[a] == ' ')
1767 || (content_type[a] == 13)
1768 || (content_type[a] == 10))
1769 content_type[a] = 0;
1776 /* Goto the correct room */
1777 lprintf(9, "Switching rooms\n");
1778 strcpy(hold_rm, CC->quickroom.QRname);
1779 strcpy(actual_rm, CC->quickroom.QRname);
1781 /* If the user is a twit, move to the twit room for posting */
1782 lprintf(9, "Handling twit stuff\n");
1784 if (CC->usersupp.axlevel == 2) {
1785 strcpy(hold_rm, actual_rm);
1786 strcpy(actual_rm, config.c_twitroom);
1790 /* ...or if this message is destined for Aide> then go there. */
1791 if (strlen(force_room) > 0) {
1792 strcpy(actual_rm, force_room);
1795 lprintf(9, "Possibly relocating\n");
1796 if (strcasecmp(actual_rm, CC->quickroom.QRname)) {
1797 getroom(&CC->quickroom, actual_rm);
1801 * If this message has no O (room) field, generate one.
1803 if (msg->cm_fields['O'] == NULL) {
1804 msg->cm_fields['O'] = strdoop(CC->quickroom.QRname);
1807 /* Perform "before save" hooks (aborting if any return nonzero) */
1808 lprintf(9, "Performing before-save hooks\n");
1809 if (PerformMessageHooks(msg, EVT_BEFORESAVE) > 0) return(-1);
1811 /* If this message has an Extended ID, perform replication checks */
1812 lprintf(9, "Performing replication checks\n");
1813 if (ReplicationChecks(msg) > 0) return(-1);
1815 /* Network mail - send a copy to the network program. */
1816 if ((strlen(recipient) > 0) && (mailtype == MES_IGNET)) {
1817 lprintf(9, "Sending network spool\n");
1818 sprintf(aaa, "./network/spoolin/netmail.%04lx.%04x.%04x",
1819 (long) getpid(), CC->cs_pid, ++seqnum);
1820 lprintf(9, "Saving a copy to %s\n", aaa);
1821 network_fp = fopen(aaa, "ab+");
1822 if (network_fp == NULL)
1823 lprintf(2, "ERROR: %s\n", strerror(errno));
1826 /* Save it to disk */
1827 lprintf(9, "Saving to disk\n");
1828 newmsgid = send_message(msg, network_fp);
1829 if (network_fp != NULL) {
1831 /* FIXME start a network run here */
1834 if (newmsgid <= 0L) return(-1);
1836 /* Write a supplemental message info record. This doesn't have to
1837 * be a critical section because nobody else knows about this message
1840 lprintf(9, "Creating MetaData record\n");
1841 memset(&smi, 0, sizeof(struct MetaData));
1842 smi.meta_msgnum = newmsgid;
1843 smi.meta_refcount = 0;
1844 safestrncpy(smi.meta_content_type, content_type, 64);
1847 /* Now figure out where to store the pointers */
1848 lprintf(9, "Storing pointers\n");
1850 /* If this is being done by the networker delivering a private
1851 * message, we want to BYPASS saving the sender's copy (because there
1852 * is no local sender; it would otherwise go to the Trashcan).
1854 if ((!CC->internal_pgm) || (strlen(recipient) == 0)) {
1855 if (CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 0) != 0) {
1856 lprintf(3, "ERROR saving message pointer!\n");
1857 CtdlSaveMsgPointerInRoom(AIDEROOM, newmsgid, 0);
1861 /* For internet mail, drop a copy in the outbound queue room */
1862 if (mailtype == MES_INTERNET) {
1863 CtdlSaveMsgPointerInRoom(SMTP_SPOOLOUT_ROOM, newmsgid, 0);
1866 /* Bump this user's messages posted counter. */
1867 lprintf(9, "Updating user\n");
1868 lgetuser(&CC->usersupp, CC->curr_user);
1869 CC->usersupp.posted = CC->usersupp.posted + 1;
1870 lputuser(&CC->usersupp);
1872 /* If this is private, local mail, make a copy in the
1873 * recipient's mailbox and bump the reference count.
1875 if ((strlen(recipient) > 0) && (mailtype == MES_LOCAL)) {
1876 if (getuser(&userbuf, recipient) == 0) {
1877 lprintf(9, "Delivering private mail\n");
1878 MailboxName(actual_rm, &userbuf, MAILROOM);
1879 CtdlSaveMsgPointerInRoom(actual_rm, newmsgid, 0);
1882 lprintf(9, "No user <%s>, saving in %s> instead\n",
1883 recipient, AIDEROOM);
1884 CtdlSaveMsgPointerInRoom(AIDEROOM, newmsgid, 0);
1888 /* Perform "after save" hooks */
1889 lprintf(9, "Performing after-save hooks\n");
1890 PerformMessageHooks(msg, EVT_AFTERSAVE);
1893 lprintf(9, "Returning to original room\n");
1894 if (strcasecmp(hold_rm, CC->quickroom.QRname))
1895 getroom(&CC->quickroom, hold_rm);
1897 /* For internet mail, generate delivery instructions
1898 * (Yes, this is recursive! Deal with it!)
1900 if (mailtype == MES_INTERNET) {
1901 lprintf(9, "Generating delivery instructions\n");
1902 instr = mallok(2048);
1904 "Content-type: %s\n\nmsgid|%ld\nsubmitted|%ld\n"
1907 SPOOLMIME, newmsgid, (long)time(NULL),
1908 msg->cm_fields['A'], msg->cm_fields['N'],
1911 imsg = mallok(sizeof(struct CtdlMessage));
1912 memset(imsg, 0, sizeof(struct CtdlMessage));
1913 imsg->cm_magic = CTDLMESSAGE_MAGIC;
1914 imsg->cm_anon_type = MES_NORMAL;
1915 imsg->cm_format_type = FMT_RFC822;
1916 imsg->cm_fields['A'] = strdoop("Citadel");
1917 imsg->cm_fields['M'] = instr;
1918 CtdlSaveMsg(imsg, "", SMTP_SPOOLOUT_ROOM, MES_LOCAL);
1919 CtdlFreeMessage(imsg);
1928 * Convenience function for generating small administrative messages.
1930 void quickie_message(char *from, char *to, char *room, char *text)
1932 struct CtdlMessage *msg;
1934 msg = mallok(sizeof(struct CtdlMessage));
1935 memset(msg, 0, sizeof(struct CtdlMessage));
1936 msg->cm_magic = CTDLMESSAGE_MAGIC;
1937 msg->cm_anon_type = MES_NORMAL;
1938 msg->cm_format_type = 0;
1939 msg->cm_fields['A'] = strdoop(from);
1940 msg->cm_fields['O'] = strdoop(room);
1941 msg->cm_fields['N'] = strdoop(NODENAME);
1943 msg->cm_fields['R'] = strdoop(to);
1944 msg->cm_fields['M'] = strdoop(text);
1946 CtdlSaveMsg(msg, "", room, MES_LOCAL);
1947 CtdlFreeMessage(msg);
1948 syslog(LOG_NOTICE, text);
1954 * Back end function used by make_message() and similar functions
1956 char *CtdlReadMessageBody(char *terminator, /* token signalling EOT */
1957 size_t maxlen, /* maximum message length */
1958 char *exist /* if non-null, append to it;
1959 exist is ALWAYS freed */
1963 size_t message_len = 0;
1964 size_t buffer_len = 0;
1968 if (exist == NULL) {
1972 m = reallok(exist, strlen(exist) + 4096);
1973 if (m == NULL) phree(exist);
1976 while ( (client_gets(buf)>0) && strcmp(buf, terminator) ) ;;
1983 /* read in the lines of message text one by one */
1984 while ( (client_gets(buf)>0) && strcmp(buf, terminator) ) {
1986 /* strip trailing newline type stuff */
1987 if (buf[strlen(buf)-1]==10) buf[strlen(buf)-1]=0;
1988 if (buf[strlen(buf)-1]==13) buf[strlen(buf)-1]=0;
1990 linelen = strlen(buf);
1992 /* augment the buffer if we have to */
1993 if ((message_len + linelen + 2) > buffer_len) {
1994 lprintf(9, "realloking\n");
1995 ptr = reallok(m, (buffer_len * 2) );
1996 if (ptr == NULL) { /* flush if can't allocate */
1997 while ( (client_gets(buf)>0) &&
1998 strcmp(buf, terminator)) ;;
2001 buffer_len = (buffer_len * 2);
2003 lprintf(9, "buffer_len is %ld\n", (long)buffer_len);
2007 /* Add the new line to the buffer. We avoid using strcat()
2008 * because that would involve traversing the entire message
2009 * after each line, and this function needs to run fast.
2011 strcpy(&m[message_len], buf);
2012 m[message_len + linelen] = '\n';
2013 m[message_len + linelen + 1] = 0;
2014 message_len = message_len + linelen + 1;
2016 /* if we've hit the max msg length, flush the rest */
2017 if (message_len >= maxlen) {
2018 while ( (client_gets(buf)>0)
2019 && strcmp(buf, terminator)) ;;
2030 * Build a binary message to be saved on disk.
2033 static struct CtdlMessage *make_message(
2034 struct usersupp *author, /* author's usersupp structure */
2035 char *recipient, /* NULL if it's not mail */
2036 char *room, /* room where it's going */
2037 int type, /* see MES_ types in header file */
2038 int net_type, /* see MES_ types in header file */
2039 int format_type, /* local or remote (see citadel.h) */
2040 char *fake_name) /* who we're masquerading as */
2046 struct CtdlMessage *msg;
2048 msg = mallok(sizeof(struct CtdlMessage));
2049 memset(msg, 0, sizeof(struct CtdlMessage));
2050 msg->cm_magic = CTDLMESSAGE_MAGIC;
2051 msg->cm_anon_type = type;
2052 msg->cm_format_type = format_type;
2054 /* Don't confuse the poor folks if it's not routed mail. */
2055 strcpy(dest_node, "");
2057 /* If net_type is MES_IGNET, split out the destination node. */
2058 if (net_type == MES_IGNET) {
2059 strcpy(dest_node, NODENAME);
2060 for (a = 0; a < strlen(recipient); ++a) {
2061 if (recipient[a] == '@') {
2063 strcpy(dest_node, &recipient[a + 1]);
2068 /* if net_type is MES_INTERNET, set the dest node to 'internet' */
2069 if (net_type == MES_INTERNET) {
2070 strcpy(dest_node, "internet");
2073 while (isspace(recipient[strlen(recipient) - 1]))
2074 recipient[strlen(recipient) - 1] = 0;
2076 sprintf(buf, "cit%ld", author->usernum); /* Path */
2077 msg->cm_fields['P'] = strdoop(buf);
2079 sprintf(buf, "%ld", (long)time(NULL)); /* timestamp */
2080 msg->cm_fields['T'] = strdoop(buf);
2082 if (fake_name[0]) /* author */
2083 msg->cm_fields['A'] = strdoop(fake_name);
2085 msg->cm_fields['A'] = strdoop(author->fullname);
2087 if (CC->quickroom.QRflags & QR_MAILBOX) /* room */
2088 msg->cm_fields['O'] = strdoop(&CC->quickroom.QRname[11]);
2090 msg->cm_fields['O'] = strdoop(CC->quickroom.QRname);
2092 msg->cm_fields['N'] = strdoop(NODENAME); /* nodename */
2093 msg->cm_fields['H'] = strdoop(HUMANNODE); /* hnodename */
2095 if (recipient[0] != 0)
2096 msg->cm_fields['R'] = strdoop(recipient);
2097 if (dest_node[0] != 0)
2098 msg->cm_fields['D'] = strdoop(dest_node);
2101 msg->cm_fields['M'] = CtdlReadMessageBody("000",
2102 config.c_maxmsglen, NULL);
2110 * Check to see whether we have permission to post a message in the current
2111 * room. Returns a *CITADEL ERROR CODE* and puts a message in errmsgbuf, or
2112 * returns 0 on success.
2114 int CtdlDoIHavePermissionToPostInThisRoom(char *errmsgbuf) {
2116 if (!(CC->logged_in)) {
2117 sprintf(errmsgbuf, "Not logged in.");
2118 return (ERROR + NOT_LOGGED_IN);
2121 if ((CC->usersupp.axlevel < 2)
2122 && ((CC->quickroom.QRflags & QR_MAILBOX) == 0)) {
2123 sprintf(errmsgbuf, "Need to be validated to enter "
2124 "(except in %s> to sysop)", MAILROOM);
2125 return (ERROR + HIGHER_ACCESS_REQUIRED);
2128 if ((CC->usersupp.axlevel < 4)
2129 && (CC->quickroom.QRflags & QR_NETWORK)) {
2130 sprintf(errmsgbuf, "Need net privileges to enter here.");
2131 return (ERROR + HIGHER_ACCESS_REQUIRED);
2134 if ((CC->usersupp.axlevel < 6)
2135 && (CC->quickroom.QRflags & QR_READONLY)) {
2136 sprintf(errmsgbuf, "Sorry, this is a read-only room.");
2137 return (ERROR + HIGHER_ACCESS_REQUIRED);
2140 strcpy(errmsgbuf, "Ok");
2148 * message entry - mode 0 (normal)
2150 void cmd_ent0(char *entargs)
2153 char recipient[SIZ];
2155 int format_type = 0;
2156 char newusername[SIZ];
2157 struct CtdlMessage *msg;
2161 struct usersupp tempUS;
2165 post = extract_int(entargs, 0);
2166 extract(recipient, entargs, 1);
2167 anon_flag = extract_int(entargs, 2);
2168 format_type = extract_int(entargs, 3);
2170 /* first check to make sure the request is valid. */
2172 err = CtdlDoIHavePermissionToPostInThisRoom(buf);
2174 cprintf("%d %s\n", err, buf);
2178 /* Check some other permission type things. */
2181 if (CC->usersupp.axlevel < 6) {
2182 cprintf("%d You don't have permission to masquerade.\n",
2183 ERROR + HIGHER_ACCESS_REQUIRED);
2186 extract(newusername, entargs, 4);
2187 memset(CC->fake_postname, 0, 32);
2188 strcpy(CC->fake_postname, newusername);
2189 cprintf("%d Ok\n", OK);
2192 CC->cs_flags |= CS_POSTING;
2195 if (CC->quickroom.QRflags & QR_MAILBOX) {
2196 if (CC->usersupp.axlevel >= 2) {
2197 strcpy(buf, recipient);
2199 strcpy(buf, "sysop");
2200 e = alias(buf); /* alias and mail type */
2201 if ((buf[0] == 0) || (e == MES_ERROR)) {
2202 cprintf("%d Unknown address - cannot send message.\n",
2203 ERROR + NO_SUCH_USER);
2206 if ((e != MES_LOCAL) && (CC->usersupp.axlevel < 4)) {
2207 cprintf("%d Net privileges required for network mail.\n",
2208 ERROR + HIGHER_ACCESS_REQUIRED);
2211 if ((RESTRICT_INTERNET == 1) && (e == MES_INTERNET)
2212 && ((CC->usersupp.flags & US_INTERNET) == 0)
2213 && (!CC->internal_pgm)) {
2214 cprintf("%d You don't have access to Internet mail.\n",
2215 ERROR + HIGHER_ACCESS_REQUIRED);
2218 if (!strcasecmp(buf, "sysop")) {
2221 else if (e == MES_LOCAL) { /* don't search local file */
2222 if (!strcasecmp(buf, CC->usersupp.fullname)) {
2223 cprintf("%d Can't send mail to yourself!\n",
2224 ERROR + NO_SUCH_USER);
2227 /* Check to make sure the user exists; also get the correct
2228 * upper/lower casing of the name.
2230 a = getuser(&tempUS, buf);
2232 cprintf("%d No such user.\n", ERROR + NO_SUCH_USER);
2235 strcpy(buf, tempUS.fullname);
2240 if (CC->quickroom.QRflags & QR_ANONONLY)
2242 if (CC->quickroom.QRflags & QR_ANONOPT) {
2246 if ((CC->quickroom.QRflags & QR_MAILBOX) == 0)
2249 /* If we're only checking the validity of the request, return
2250 * success without creating the message.
2253 cprintf("%d %s\n", OK, buf);
2257 cprintf("%d send message\n", SEND_LISTING);
2259 /* Read in the message from the client. */
2260 if (CC->fake_postname[0])
2261 msg = make_message(&CC->usersupp, buf,
2262 CC->quickroom.QRname, b, e, format_type,
2264 else if (CC->fake_username[0])
2265 msg = make_message(&CC->usersupp, buf,
2266 CC->quickroom.QRname, b, e, format_type,
2269 msg = make_message(&CC->usersupp, buf,
2270 CC->quickroom.QRname, b, e, format_type, "");
2273 CtdlSaveMsg(msg, buf, (mtsflag ? AIDEROOM : ""), e);
2274 CtdlFreeMessage(msg);
2275 CC->fake_postname[0] = '\0';
2282 * message entry - mode 3 (raw)
2284 void cmd_ent3(char *entargs)
2290 unsigned char ch, which_field;
2291 struct usersupp tempUS;
2293 struct CtdlMessage *msg;
2296 if (CC->internal_pgm == 0) {
2297 cprintf("%d This command is for internal programs only.\n",
2302 /* See if there's a recipient, but make sure it's a real one */
2303 extract(recp, entargs, 1);
2304 for (a = 0; a < strlen(recp); ++a)
2305 if (!isprint(recp[a]))
2306 strcpy(&recp[a], &recp[a + 1]);
2307 while (isspace(recp[0]))
2308 strcpy(recp, &recp[1]);
2309 while (isspace(recp[strlen(recp) - 1]))
2310 recp[strlen(recp) - 1] = 0;
2312 /* If we're in Mail, check the recipient */
2313 if (strlen(recp) > 0) {
2314 e = alias(recp); /* alias and mail type */
2315 if ((recp[0] == 0) || (e == MES_ERROR)) {
2316 cprintf("%d Unknown address - cannot send message.\n",
2317 ERROR + NO_SUCH_USER);
2320 if (e == MES_LOCAL) {
2321 a = getuser(&tempUS, recp);
2323 cprintf("%d No such user.\n",
2324 ERROR + NO_SUCH_USER);
2330 /* At this point, message has been approved. */
2331 if (extract_int(entargs, 0) == 0) {
2332 cprintf("%d OK to send\n", OK);
2336 msglen = extract_long(entargs, 2);
2337 msg = mallok(sizeof(struct CtdlMessage));
2339 cprintf("%d Out of memory\n", ERROR+INTERNAL_ERROR);
2343 memset(msg, 0, sizeof(struct CtdlMessage));
2344 tempbuf = mallok(msglen);
2345 if (tempbuf == NULL) {
2346 cprintf("%d Out of memory\n", ERROR+INTERNAL_ERROR);
2351 cprintf("%d %ld\n", SEND_BINARY, msglen);
2353 client_read((char*)&ch, 1); /* 0xFF magic number */
2354 msg->cm_magic = CTDLMESSAGE_MAGIC;
2355 client_read((char*)&ch, 1); /* anon type */
2356 msg->cm_anon_type = ch;
2357 client_read((char*)&ch, 1); /* format type */
2358 msg->cm_format_type = ch;
2359 msglen = msglen - 3;
2361 while (msglen > 0) {
2362 client_read((char*)&which_field, 1);
2363 if (!isalpha(which_field)) valid_msg = 0;
2367 client_read((char*)&ch, 1);
2369 a = strlen(tempbuf);
2372 } while ( (ch != 0) && (msglen > 0) );
2374 msg->cm_fields[which_field] = strdoop(tempbuf);
2377 msg->cm_flags = CM_SKIP_HOOKS;
2378 if (valid_msg) CtdlSaveMsg(msg, recp, "", e);
2379 CtdlFreeMessage(msg);
2385 * API function to delete messages which match a set of criteria
2386 * (returns the actual number of messages deleted)
2388 int CtdlDeleteMessages(char *room_name, /* which room */
2389 long dmsgnum, /* or "0" for any */
2390 char *content_type /* or "" for any */
2394 struct quickroom qrbuf;
2395 struct cdbdata *cdbfr;
2396 long *msglist = NULL;
2399 int num_deleted = 0;
2401 struct MetaData smi;
2403 lprintf(9, "CtdlDeleteMessages(%s, %ld, %s)\n",
2404 room_name, dmsgnum, content_type);
2406 /* get room record, obtaining a lock... */
2407 if (lgetroom(&qrbuf, room_name) != 0) {
2408 lprintf(7, "CtdlDeleteMessages(): Room <%s> not found\n",
2410 return (0); /* room not found */
2412 cdbfr = cdb_fetch(CDB_MSGLISTS, &qrbuf.QRnumber, sizeof(long));
2414 if (cdbfr != NULL) {
2415 msglist = mallok(cdbfr->len);
2416 memcpy(msglist, cdbfr->ptr, cdbfr->len);
2417 num_msgs = cdbfr->len / sizeof(long);
2421 for (i = 0; i < num_msgs; ++i) {
2424 /* Set/clear a bit for each criterion */
2426 if ((dmsgnum == 0L) || (msglist[i] == dmsgnum)) {
2427 delete_this |= 0x01;
2429 if (strlen(content_type) == 0) {
2430 delete_this |= 0x02;
2432 GetMetaData(&smi, msglist[i]);
2433 if (!strcasecmp(smi.meta_content_type,
2435 delete_this |= 0x02;
2439 /* Delete message only if all bits are set */
2440 if (delete_this == 0x03) {
2441 AdjRefCount(msglist[i], -1);
2447 num_msgs = sort_msglist(msglist, num_msgs);
2448 cdb_store(CDB_MSGLISTS, &qrbuf.QRnumber, sizeof(long),
2449 msglist, (num_msgs * sizeof(long)));
2451 qrbuf.QRhighest = msglist[num_msgs - 1];
2455 lprintf(9, "%d message(s) deleted.\n", num_deleted);
2456 return (num_deleted);
2462 * Check whether the current user has permission to delete messages from
2463 * the current room (returns 1 for yes, 0 for no)
2465 int CtdlDoIHavePermissionToDeleteMessagesFromThisRoom(void) {
2466 getuser(&CC->usersupp, CC->curr_user);
2467 if ((CC->usersupp.axlevel < 6)
2468 && (CC->usersupp.usernum != CC->quickroom.QRroomaide)
2469 && ((CC->quickroom.QRflags & QR_MAILBOX) == 0)
2470 && (!(CC->internal_pgm))) {
2479 * Delete message from current room
2481 void cmd_dele(char *delstr)
2486 if (CtdlDoIHavePermissionToDeleteMessagesFromThisRoom() == 0) {
2487 cprintf("%d Higher access required.\n",
2488 ERROR + HIGHER_ACCESS_REQUIRED);
2491 delnum = extract_long(delstr, 0);
2493 num_deleted = CtdlDeleteMessages(CC->quickroom.QRname, delnum, "");
2496 cprintf("%d %d message%s deleted.\n", OK,
2497 num_deleted, ((num_deleted != 1) ? "s" : ""));
2499 cprintf("%d Message %ld not found.\n", ERROR, delnum);
2505 * Back end API function for moves and deletes
2507 int CtdlCopyMsgToRoom(long msgnum, char *dest) {
2510 err = CtdlSaveMsgPointerInRoom(dest, msgnum,
2511 (SM_VERIFY_GOODNESS | SM_DO_REPL_CHECK) );
2512 if (err != 0) return(err);
2520 * move or copy a message to another room
2522 void cmd_move(char *args)
2526 struct quickroom qtemp;
2530 num = extract_long(args, 0);
2531 extract(targ, args, 1);
2532 targ[ROOMNAMELEN - 1] = 0;
2533 is_copy = extract_int(args, 2);
2535 getuser(&CC->usersupp, CC->curr_user);
2536 if ((CC->usersupp.axlevel < 6)
2537 && (CC->usersupp.usernum != CC->quickroom.QRroomaide)) {
2538 cprintf("%d Higher access required.\n",
2539 ERROR + HIGHER_ACCESS_REQUIRED);
2543 if (getroom(&qtemp, targ) != 0) {
2544 cprintf("%d '%s' does not exist.\n", ERROR, targ);
2548 err = CtdlCopyMsgToRoom(num, targ);
2550 cprintf("%d Cannot store message in %s: error %d\n",
2555 /* Now delete the message from the source room,
2556 * if this is a 'move' rather than a 'copy' operation.
2558 if (is_copy == 0) CtdlDeleteMessages(CC->quickroom.QRname, num, "");
2560 cprintf("%d Message %s.\n", OK, (is_copy ? "copied" : "moved") );
2566 * GetMetaData() - Get the supplementary record for a message
2568 void GetMetaData(struct MetaData *smibuf, long msgnum)
2571 struct cdbdata *cdbsmi;
2574 memset(smibuf, 0, sizeof(struct MetaData));
2575 smibuf->meta_msgnum = msgnum;
2576 smibuf->meta_refcount = 1; /* Default reference count is 1 */
2578 /* Use the negative of the message number for its supp record index */
2579 TheIndex = (0L - msgnum);
2581 cdbsmi = cdb_fetch(CDB_MSGMAIN, &TheIndex, sizeof(long));
2582 if (cdbsmi == NULL) {
2583 return; /* record not found; go with defaults */
2585 memcpy(smibuf, cdbsmi->ptr,
2586 ((cdbsmi->len > sizeof(struct MetaData)) ?
2587 sizeof(struct MetaData) : cdbsmi->len));
2594 * PutMetaData() - (re)write supplementary record for a message
2596 void PutMetaData(struct MetaData *smibuf)
2600 /* Use the negative of the message number for its supp record index */
2601 TheIndex = (0L - smibuf->meta_msgnum);
2603 lprintf(9, "PuttMetaData(%ld) - ref count is %d\n",
2604 smibuf->meta_msgnum, smibuf->meta_refcount);
2606 cdb_store(CDB_MSGMAIN,
2607 &TheIndex, sizeof(long),
2608 smibuf, sizeof(struct MetaData));
2613 * AdjRefCount - change the reference count for a message;
2614 * delete the message if it reaches zero
2616 void AdjRefCount(long msgnum, int incr)
2619 struct MetaData smi;
2622 /* This is a *tight* critical section; please keep it that way, as
2623 * it may get called while nested in other critical sections.
2624 * Complicating this any further will surely cause deadlock!
2626 begin_critical_section(S_SUPPMSGMAIN);
2627 GetMetaData(&smi, msgnum);
2628 lprintf(9, "Ref count for message <%ld> before write is <%d>\n",
2629 msgnum, smi.meta_refcount);
2630 smi.meta_refcount += incr;
2632 end_critical_section(S_SUPPMSGMAIN);
2633 lprintf(9, "Ref count for message <%ld> after write is <%d>\n",
2634 msgnum, smi.meta_refcount);
2636 /* If the reference count is now zero, delete the message
2637 * (and its supplementary record as well).
2639 if (smi.meta_refcount == 0) {
2640 lprintf(9, "Deleting message <%ld>\n", msgnum);
2642 cdb_delete(CDB_MSGMAIN, &delnum, sizeof(long));
2643 delnum = (0L - msgnum);
2644 cdb_delete(CDB_MSGMAIN, &delnum, sizeof(long));
2649 * Write a generic object to this room
2651 * Note: this could be much more efficient. Right now we use two temporary
2652 * files, and still pull the message into memory as with all others.
2654 void CtdlWriteObject(char *req_room, /* Room to stuff it in */
2655 char *content_type, /* MIME type of this object */
2656 char *tempfilename, /* Where to fetch it from */
2657 struct usersupp *is_mailbox, /* Mailbox room? */
2658 int is_binary, /* Is encoding necessary? */
2659 int is_unique, /* Del others of this type? */
2660 unsigned int flags /* Internal save flags */
2665 char filename[PATH_MAX];
2668 struct quickroom qrbuf;
2669 char roomname[ROOMNAMELEN];
2670 struct CtdlMessage *msg;
2673 if (is_mailbox != NULL)
2674 MailboxName(roomname, is_mailbox, req_room);
2676 safestrncpy(roomname, req_room, sizeof(roomname));
2677 lprintf(9, "CtdlWriteObject() to <%s> (flags=%d)\n", roomname, flags);
2679 strcpy(filename, tmpnam(NULL));
2680 fp = fopen(filename, "w");
2684 tempfp = fopen(tempfilename, "r");
2685 if (tempfp == NULL) {
2691 fprintf(fp, "Content-type: %s\n", content_type);
2692 lprintf(9, "Content-type: %s\n", content_type);
2694 if (is_binary == 0) {
2695 fprintf(fp, "Content-transfer-encoding: 7bit\n\n");
2696 while (ch = getc(tempfp), ch > 0)
2702 fprintf(fp, "Content-transfer-encoding: base64\n\n");
2705 sprintf(cmdbuf, "./base64 -e <%s >>%s",
2706 tempfilename, filename);
2710 lprintf(9, "Allocating\n");
2711 msg = mallok(sizeof(struct CtdlMessage));
2712 memset(msg, 0, sizeof(struct CtdlMessage));
2713 msg->cm_magic = CTDLMESSAGE_MAGIC;
2714 msg->cm_anon_type = MES_NORMAL;
2715 msg->cm_format_type = 4;
2716 msg->cm_fields['A'] = strdoop(CC->usersupp.fullname);
2717 msg->cm_fields['O'] = strdoop(req_room);
2718 msg->cm_fields['N'] = strdoop(config.c_nodename);
2719 msg->cm_fields['H'] = strdoop(config.c_humannode);
2720 msg->cm_flags = flags;
2722 lprintf(9, "Loading\n");
2723 fp = fopen(filename, "rb");
2724 fseek(fp, 0L, SEEK_END);
2727 msg->cm_fields['M'] = mallok(len);
2728 fread(msg->cm_fields['M'], len, 1, fp);
2732 /* Create the requested room if we have to. */
2733 if (getroom(&qrbuf, roomname) != 0) {
2734 create_room(roomname,
2735 ( (is_mailbox != NULL) ? 5 : 3 ),
2738 /* If the caller specified this object as unique, delete all
2739 * other objects of this type that are currently in the room.
2742 lprintf(9, "Deleted %d other msgs of this type\n",
2743 CtdlDeleteMessages(roomname, 0L, content_type));
2745 /* Now write the data */
2746 CtdlSaveMsg(msg, "", roomname, MES_LOCAL);
2747 CtdlFreeMessage(msg);
2755 void CtdlGetSysConfigBackend(long msgnum, void *userdata) {
2756 config_msgnum = msgnum;
2760 char *CtdlGetSysConfig(char *sysconfname) {
2761 char hold_rm[ROOMNAMELEN];
2764 struct CtdlMessage *msg;
2767 strcpy(hold_rm, CC->quickroom.QRname);
2768 if (getroom(&CC->quickroom, SYSCONFIGROOM) != 0) {
2769 getroom(&CC->quickroom, hold_rm);
2774 /* We want the last (and probably only) config in this room */
2775 begin_critical_section(S_CONFIG);
2776 config_msgnum = (-1L);
2777 CtdlForEachMessage(MSGS_LAST, 1, (-127), sysconfname, NULL,
2778 CtdlGetSysConfigBackend, NULL);
2779 msgnum = config_msgnum;
2780 end_critical_section(S_CONFIG);
2786 msg = CtdlFetchMessage(msgnum);
2788 conf = strdoop(msg->cm_fields['M']);
2789 CtdlFreeMessage(msg);
2796 getroom(&CC->quickroom, hold_rm);
2798 if (conf != NULL) do {
2799 extract_token(buf, conf, 0, '\n');
2800 strcpy(conf, &conf[strlen(buf)+1]);
2801 } while ( (strlen(conf)>0) && (strlen(buf)>0) );
2806 void CtdlPutSysConfig(char *sysconfname, char *sysconfdata) {
2807 char temp[PATH_MAX];
2810 strcpy(temp, tmpnam(NULL));
2812 fp = fopen(temp, "w");
2813 if (fp == NULL) return;
2814 fprintf(fp, "%s", sysconfdata);
2817 /* this handy API function does all the work for us */
2818 CtdlWriteObject(SYSCONFIGROOM, sysconfname, temp, NULL, 0, 1, 0);