2 * Copyright (c) 1987-2012 by the citadel.org team
4 * This program is open source software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License version 3.
7 * This program is distributed in the hope that it will be useful,
8 * but WITHOUT ANY WARRANTY; without even the implied warranty of
9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 * GNU General Public License for more details.
14 #include <sys/select.h>
25 #include <sys/types.h>
27 #include <sys/socket.h>
28 #ifdef HAVE_SYS_TIME_H
35 #include <sys/socket.h>
36 #include <netinet/in.h>
37 #include <arpa/inet.h>
48 #include <sys/utsname.h>
49 #include <libcitadel.h>
61 #define _(string) gettext(string)
63 #define _(string) (string)
66 #define IsEmptyStr(a) ((a)[0] == '\0')
69 #define DBG_QR(x) if(DO_DBG_QR) _DBG_QR(x)
70 #define DBG_QR2(x) if(DO_DBG_QR) _DBG_QR2(x)
76 #include <libical/ical.h>
82 #undef PACKAGE_TARNAME
83 #undef PACKAGE_VERSION
84 #undef PACKAGE_BUGREPORT
86 typedef struct wcsession wcsession;
92 #include "paramhandling.h"
94 #include "preferences.h"
96 #include "tcp_sockets.h"
99 /* Work around RedHat's b0rken OpenSSL includes */
100 #define OPENSSL_NO_KRB5
101 #include <openssl/ssl.h>
102 #include <openssl/err.h>
103 #include <openssl/rand.h>
104 extern char *ssl_cipher_list;
105 #define DEFAULT_SSL_CIPHER_LIST "DEFAULT" /* See http://openssl.org/docs/apps/ciphers.html */
108 #if SIZEOF_SIZE_T == SIZEOF_INT
109 #define SIZE_T_FMT "%d"
111 #define SIZE_T_FMT "%ld"
114 #if SIZEOF_LONG_UNSIGNED_INT == SIZEOF_INT
115 #define ULONG_FMT "%d"
117 #define ULONG_FMT "%ld"
120 #define CALENDAR_ROOM_NAME "Calendar"
121 #define PRODID "-//Citadel//NONSGML Citadel Calendar//EN"
123 #define SIZ 4096 /* generic buffer size */
125 #define TRACE syslog(LOG_DEBUG, "\033[3%dmCHECKPOINT: %s:%d\033[0m", ((__LINE__%6)+1), __FILE__, __LINE__)
127 #define SLEEPING 180 /* TCP connection timeout */
128 #define WEBCIT_TIMEOUT 900 /* WebCit session timeout */
129 #define PORT_NUM 2000 /* port number to listen on */
130 #define DEVELOPER_ID 0
132 #define CLIENT_VERSION 805 /* This version of WebCit */
133 #define MINIMUM_CIT_VERSION 805 /* min required Citadel ver */
134 #define LIBCITADEL_MIN 805 /* min required libcitadel ver */
135 #define DEFAULT_HOST "localhost" /* Default Citadel server */
136 #define DEFAULT_PORT "504"
137 #define TARGET "webcit01" /* Target for inline URL's */
138 #define HOUSEKEEPING 15 /* Housekeeping frequency */
139 #define MAX_WORKER_THREADS 250
140 #define LISTEN_QUEUE_LENGTH 100 /* listen() backlog queue */
142 #define USERCONFIGROOM "My Citadel Config"
143 #define DEFAULT_MAXMSGS 20
146 #ifdef LIBCITADEL_VERSION_NUMBER
147 #if LIBCITADEL_VERSION_NUMBER < LIBCITADEL_MIN
148 #error libcitadel is too old. Please upgrade it before continuing.
154 * Room flags (from Citadel)
158 #define QR_PERMANENT 1 /* Room does not purge */
159 #define QR_INUSE 2 /* Set if in use, clear if avail */
160 #define QR_PRIVATE 4 /* Set for any type of private room */
161 #define QR_PASSWORDED 8 /* Set if there's a password too */
162 #define QR_GUESSNAME 16 /* Set if it's a guessname room */
163 #define QR_DIRECTORY 32 /* Directory room */
164 #define QR_UPLOAD 64 /* Allowed to upload */
165 #define QR_DOWNLOAD 128 /* Allowed to download */
166 #define QR_VISDIR 256 /* Visible directory */
167 #define QR_ANONONLY 512 /* Anonymous-Only room */
168 #define QR_ANONOPT 1024 /* Anonymous-Option room */
169 #define QR_NETWORK 2048 /* Shared network room */
170 #define QR_PREFONLY 4096 /* Preferred status needed to enter */
171 #define QR_READONLY 8192 /* Aide status required to post */
172 #define QR_MAILBOX 16384 /* Set if this is a private mailbox */
177 #define QR2_SYSTEM 1 /* System room; hide by default */
178 #define QR2_SELFLIST 2 /* Self-service mailing list mgmt */
179 #define QR2_COLLABDEL 4 /* Anyone who can post can also delete */
180 #define QR2_SUBJECTREQ 8 /* Subject strongly recommended */
181 #define QR2_SMTP_PUBLIC 16 /* smtp public postable room */
182 #define QR2_MODERATED 32 /* Listservice aide has to permit posts */
188 #define UA_GOTOALLOWED 4
189 #define UA_HASNEWMSGS 8
191 #define UA_POSTALLOWED 32
192 #define UA_ADMINALLOWED 64
193 #define UA_DELETEALLOWED 128
194 #define UA_ISTRASH 256 /* Only available in room view... */
198 * User flags (from Citadel)
200 #define US_NEEDVALID 1 /* User needs to be validated */
201 #define US_PERM 4 /* Permanent user */
202 #define US_LASTOLD 16 /* Print last old message with new */
203 #define US_EXPERT 32 /* Experienced user */
204 #define US_UNLISTED 64 /* Unlisted userlog entry */
205 #define US_NOPROMPT 128 /* Don't prompt after each message */
206 #define US_PROMPTCTL 256 /* <N>ext & <S>top work at prompt */
207 #define US_DISAPPEAR 512 /* Use "disappearing msg prompts" */
208 #define US_REGIS 1024 /* Registered user */
209 #define US_PAGINATOR 2048 /* Pause after each screen of text */
210 #define US_INTERNET 4096 /* Internet mail privileges */
211 #define US_FLOORS 8192 /* User wants to see floors */
212 #define US_COLOR 16384 /* User wants ANSI color support */
213 #define US_USER_SET (US_LASTOLD | US_EXPERT | US_UNLISTED | \
214 US_NOPROMPT | US_DISAPPEAR | US_PAGINATOR | \
215 US_FLOORS | US_COLOR | US_PROMPTCTL )
219 #define SRV_STATUS_MSG(ServerLineBuf) (ChrPtr(ServerLineBuf) + 4), (StrLength(ServerLineBuf) - 4)
220 #define MAJORCODE(a) (((int)(a / 100) ) * 100)
222 #define LISTING_FOLLOWS 100
224 #define MORE_DATA 300
225 #define SEND_LISTING 400
227 #define BINARY_FOLLOWS 600
228 #define SEND_BINARY 700
229 #define START_CHAT_MODE 800
230 #define ASYNC_MSG 900
232 #define MINORCODE(a) (a % 100)
233 #define ASYNC_GEXP 02
234 #define INTERNAL_ERROR 10
236 #define ILLEGAL_VALUE 12
237 #define NOT_LOGGED_IN 20
238 #define CMD_NOT_SUPPORTED 30
239 #define SERVER_SHUTTING_DOWN 31
240 #define PASSWORD_REQUIRED 40
241 #define ALREADY_LOGGED_IN 41
242 #define USERNAME_REQUIRED 42
243 #define HIGHER_ACCESS_REQUIRED 50
244 #define MAX_SESSIONS_EXCEEDED 51
245 #define RESOURCE_BUSY 52
246 #define RESOURCE_NOT_OPEN 53
248 #define INVALID_FLOOR_OPERATION 61
249 #define NO_SUCH_USER 70
250 #define FILE_NOT_FOUND 71
251 #define ROOM_NOT_FOUND 72
252 #define NO_SUCH_SYSTEM 73
253 #define ALREADY_EXISTS 74
254 #define MESSAGE_NOT_FOUND 75
257 * NLI is the string that shows up in a who's online listing for sessions
258 * that are active but do not (yet) have a user logged in.
260 #define NLI "(not logged in)"
263 * Expiry policy for the autopurger
265 #define EXPIRE_NEXTLEVEL 0 /* Inherit expiration policy */
266 #define EXPIRE_MANUAL 1 /* Don't expire messages at all */
267 #define EXPIRE_NUMMSGS 2 /* Keep only latest n messages */
268 #define EXPIRE_AGE 3 /* Expire messages after n days */
269 typedef struct __ExpirePolicy {
270 int loaded; /* has this been loaded from the server? */
274 void LoadExpirePolicy(GPEXWhichPolicy which);
275 void SaveExpirePolicyFromHTTP(GPEXWhichPolicy which);
278 * Linked list of session variables encoded in an x-www-urlencoded content type
280 typedef struct urlcontent urlcontent;
282 char url_key[32]; /* key */
283 StrBuf *url_data; /* value */
287 * Information about the Citadel server to which we are connected
289 typedef struct _serv_info {
290 int serv_pid; /* Process ID of the Citadel server */
291 StrBuf *serv_nodename; /* Node name of the Citadel server */
292 StrBuf *serv_humannode; /* Juman readable node name of the Citadel server */
293 StrBuf *serv_fqdn; /* Fully qualified Domain Name (such as uncensored.citadel.org) */
294 StrBuf *serv_software; /* Free form text description of the server software in use */
295 int serv_rev_level; /* Server version number (times 100) */
296 StrBuf *serv_bbs_city; /* Geographic location of the Citadel server */
297 StrBuf *serv_sysadm; /* Name of system administrator */
298 int serv_supports_ldap; /* is the server linked against an ldap tree for adresses? */
299 int serv_newuser_disabled; /* Has the server disabled self-service new user creation? */
300 StrBuf *serv_default_cal_zone; /* Default timezone for unspecified calendar items */
301 int serv_supports_sieve; /* Server supports Sieve mail filtering */
302 int serv_fulltext_enabled; /* Full text index is enabled */
303 StrBuf *serv_svn_revision; /* svn or git revision of the server */
304 int serv_supports_openid; /* Server supports authentication via OpenID */
305 int serv_supports_guest; /* Server supports unauthenticated guest logins */
309 typedef struct _disp_cal {
310 icalcomponent *cal; /* cal items for display */
311 long cal_msgnum; /* cal msgids for display */
312 char *from; /* owner of this component */
313 int unread; /* already seen by the user? */
320 icalcomponent *SortBy; /* cal items for display */
321 icalproperty_status Status;
324 typedef struct _IcalEnumMap {
327 icalproperty_kind map;
331 * Address book entry (keep it short and sweet, it's just a quickie lookup
332 * which we can use to get to the real meat and bones later)
334 typedef struct _addrbookent {
335 char ab_name[64]; /* name string */
336 long ab_msgnum; /* message number of address book entry */
341 #define ANONYMOUS (1<<1)
342 #define NEED_URL (1<<2)
343 #define XHTTP_COMMANDS (1<<3)
345 #define URLNAMESPACE (1<<4)
346 #define LOGCHATTY (1<<5)
347 #define COOKIEUNNEEDED (1<<6)
348 #define ISSTATIC (1<<7)
349 #define FORCE_SESSIONCLOSE (1<<8)
350 #define PARSE_REST_URL (1<<9)
351 #define PROHIBIT_STARTPAGE (1<<10)
354 #define DATEFMT_FULL 0
355 #define DATEFMT_BRIEF 1
356 #define DATEFMT_RAWDATE 2
357 #define DATEFMT_LOCALEDATE 3
358 void webcit_fmt_date(char *buf, size_t siz, time_t thetime, int Format);
361 typedef enum _RESTDispatchID {
367 typedef int (*WebcitRESTDispatchID)(RESTDispatchID WhichAction, int IgnoreFloor);
368 typedef void (*WebcitHandlerFunc)(void);
369 typedef struct _WebcitHandler{
371 WebcitRESTDispatchID RID;
378 void WebcitAddUrlHandler(const char * UrlString, long UrlSLen, const char *DisplayName, long dslen, WebcitHandlerFunc F, long Flags);
380 typedef struct _headereval {
381 ExamineMsgHeaderFunc evaluator;
410 extern const char *ReqStrs[eNONE];
413 #define AUTH_COOKIE 1
418 typedef struct _HdrRefs {
419 long eReqType; /* HTTP method */
426 time_t if_modified_since;
427 int gzip_ok; /* Nonzero if Accept-encoding: gzip */
428 int prohibit_caching;
432 /* these are references into Hdr->HTTPHeaders, so we don't need to free them. */
436 StrBuf *browser_host;
437 StrBuf *browser_language;
442 const WebcitHandler *Handler;
445 typedef struct _ParsedHttpHdrs {
446 int http_sock; /* HTTP server socket */
454 StrBuf *this_page; /* URL of current page */
458 HashList *urlstrings; /* variables passed to webcit in a URL */
459 HashList *HTTPHeaders; /* the headers the client sent us */
460 int nWildfireHeaders; /* how many wildfire headers did we already send? */
467 * One of these is kept for each active Citadel session.
468 * HTTP transactions are bound to one at a time.
471 /* infrastructural members */
472 wcsession *next; /* Linked list */
473 pthread_mutex_t SessionMutex; /* mutex for exclusive access */
474 int wc_session; /* WebCit session ID */
475 int killthis; /* Nonzero == purge this session */
476 int ctdl_pid; /* Session ID on the Citadel server */
477 int nonce; /* session nonce (to prevent session riding) */
478 int inuse; /* set to nonzero if bound to a running thread */
480 /* Session local Members */
481 int serv_sock; /* Client socket to Citadel server */
482 StrBuf *ReadBuf; /* linebuffered reads from the server */
483 StrBuf *MigrateReadLineBuf; /* here we buffer legacy server read stuff */
484 const char *ReadPos; /* whats our read position in ReadBuf? */
485 int last_chat_seq; /* When in chat - last message seq# we saw */
486 time_t lastreq; /* Timestamp of most recent HTTP */
487 time_t last_pager_check; /* last time we polled for instant msgs */
488 ServInfo *serv_info; /* Information about the citserver we're connected to */
489 int is_ajax; /* are we doing an ajax request? */
490 StrBuf *PushedDestination; /* Where to go after login, registration, etc. */
492 /* Request local Members */
493 StrBuf *CLineBuf; /* linebuffering client stuff */
495 StrBuf *WBuf; /* Our output buffer */
496 StrBuf *HBuf; /* Our HeaderBuffer */
497 StrBuf *WFBuf; /* Wildfire error logging buffer */
498 StrBuf *trailing_javascript; /* extra javascript to be appended to page */
499 StrBuf *ImportantMsg;
500 HashList *Directory; /* Parts of the directory URL in snippets */
501 const Floor *CurrentFloor; /* when Parsing REST, which floor are we on? */
504 StrBuf *wc_username; /* login name of current user */
505 StrBuf *wc_fullname; /* Screen name of current user */
506 StrBuf *wc_password; /* Password of current user */
507 StrBuf *httpauth_pass; /* only for GroupDAV sessions */
508 int axlevel; /* this user's access level */
509 int is_aide; /* nonzero == this user is an Aide */
510 int connected; /* nonzero == we are connected to Citadel */
511 int logged_in; /* nonzero == we are logged in */
512 int need_regi; /* This user needs to register. */
513 int need_vali; /* New users require validation. */
516 StrBuf *cs_inet_email; /* User's preferred Internet addr. */
517 HashList *hash_prefs; /* WebCit preferences for this user */
518 StrBuf *DefaultCharset; /* Charset the user preferes */
519 int downloaded_prefs; /* Has the client download its prefs yet? */
520 int SavePrefsToServer; /* Should we save our preferences to the server at the end of the request? */
521 int selected_language; /* Language selected by user */
522 int time_format_cache; /* which timeformat does our user like? */
524 folder CurRoom; /* information about our current room */
525 const folder *ThisRoom; /* if REST found a room, remember it here. */
526 /* next/previous room thingabob */
527 struct march *march; /* march mode room list */
528 char ugname[128]; /* where does 'ungoto' take us */
529 long uglsn; /* last seen message number for ungoto */
531 /* Uploading; mime attachments for composing messages */
532 HashList *attachments; /* list of attachments for 'enter message' */
533 int upload_length; /* content length of http-uploaded data */
534 StrBuf *upload; /* pointer to http-uploaded data */
535 StrBuf *upload_filename; /* filename of http-uploaded data */
536 char upload_content_type[256]; /* content type of http-uploaded data */
538 int remember_new_mail; /* last count of new mail messages */
540 /* Roomiew control */
541 HashList *Floors; /* floors our citserver has hashed numeric for quicker access*/
542 HashList *FloorsByName; /* same but hashed by its name */
543 HashList *Rooms; /* our directory structure as loaded by LKRA */
544 HashList *summ; /* list of messages for mailbox summary view */
545 /** Perhaps these should be within a struct instead */
546 long startmsg; /* message number to start at */
547 long maxmsgs; /* maximum messages to display */
548 long num_displayed; /* number of messages actually displayed */
549 HashList *disp_cal_items; /* sorted list of calendar items; startdate is the sort criteria. */
552 char last_chat_user[256];
554 /* Iconbar controls */
555 int cache_max_folders;
556 int cache_num_floors;
557 long *IBSettingsVec; /* which icons should be shown / not shown? */
558 const StrBuf *floordiv_expanded; /* which floordiv currently expanded */
559 int ib_wholist_expanded;
560 int ib_roomlist_expanded;
562 /* our known Sieve scripts; loaded by SIEVE:SCRIPTS iterator. */
563 HashList *KnownSieveScripts;
565 /* Transcoding cache buffers; used to avoid to frequent realloc */
569 /* cache stuff for templates. TODO: find a smartrer way */
570 HashList *ServCfg; /* cache our server config for editing */
571 HashList *InetCfg; /* Our inet server config for editing */
572 ExpirePolicy Policy[maxpolicy];
574 /* used by the blog viewer */
575 int bptlid; /* hash of thread currently being rendered */
579 typedef void (*Header_Evaluator)(StrBuf *Line, ParsedHttpHdrs *hdr);
581 typedef struct _HttpHeader {
587 void RegisterHeaderHandler(const char *Name, long Len, Header_Evaluator F);
597 #define num_parms(source) num_tokens(source, '|')
600 #define site_prefix (WC ? (WC->Hdr->HostHeader) : NULL)
602 /* Per-session data */
603 #define WC ((struct wcsession *)pthread_getspecific(MyConKey))
604 extern pthread_key_t MyConKey;
606 /* Per-thread SSL context */
608 #define THREADSSL ((SSL *)pthread_getspecific(ThreadSSL))
609 extern pthread_key_t ThreadSSL;
610 extern char ctdl_key_dir[PATH_MAX];
611 extern char file_crpt_file_key[PATH_MAX];
612 extern char file_crpt_file_csr[PATH_MAX];
613 extern char file_crpt_file_cer[PATH_MAX];
617 void ssl_lock(int mode, int n, const char *file, int line);
618 int starttls(int sock);
619 extern SSL_CTX *ssl_ctx;
620 int client_read_sslbuffer(StrBuf *buf, int timeout);
621 void client_write_ssl(const StrBuf *Buf);
625 extern int follow_xff;
626 extern char *server_cookie;
627 extern char *ctdlhost, *ctdlport;
628 extern char *axdefs[];
629 extern int num_threads_existing;
630 extern int num_threads_executing;
631 extern int setup_wizard;
632 extern char wizard_filename[];
634 void InitialiseSemaphores(void);
635 void begin_critical_section(int which_one);
636 void end_critical_section(int which_one);
639 extern void do_404(void);
640 void http_redirect(const char *);
643 #ifdef UBER_VERBOSE_DEBUGGING
644 #define wc_printf(...) wcc_printf(__FILE__, __FUNCTION__, __LINE__, __VA_ARGS__)
645 void wcc_printf(const char *FILE, const char *FUNCTION, long LINE, const char *format, ...);
647 void wc_printf(const char *format,...)__attribute__((__format__(__printf__,1,2)));
650 void hprintf(const char *format,...)__attribute__((__format__(__printf__,1,2)));
652 void CheckAuthBasic(ParsedHttpHdrs *hdr);
653 void GetAuthBasic(ParsedHttpHdrs *hdr);
655 void sleeeeeeeeeep(int);
657 size_t wc_strftime(char *s, size_t max, const char *format, const struct tm *tm);
658 void fmt_time(char *buf, size_t siz, time_t thetime);
659 void httpdate(char *buf, time_t thetime);
660 time_t httpdate_to_timestamp(StrBuf *buf);
665 void end_webcit_session(void);
670 void cookie_to_stuff(StrBuf *cookie,
677 void locate_host(StrBuf *TBuf, int);
678 void become_logged_in(const StrBuf *user, const StrBuf *pass, StrBuf *serv_response);
680 void display_login(void);
681 void display_openids(void);
682 void display_default_landing_page(void);
683 void do_welcome(void);
685 void display_reg(int during_login);
686 void display_main_menu(void);
687 void display_aide_menu(void);
689 void RegisterEmbeddableMimeType(const char *MimeType, long MTLen, int Priority);
690 void CreateMimeStr(void);
693 void pop_destination(void);
695 void fmout(const char *align);
696 void _fmout(StrBuf *Targt, const char *align);
697 void FmOut(StrBuf *Target, const char *align, const StrBuf *Source);
698 void wDumpContent(int);
701 void PutRequestLocalMem(void *Data, DeleteHashDataFunc DeleteIt);
703 void output_headers( int do_httpheaders,
709 void output_custom_content_header(const char *ctype);
710 void cdataout(char *rawdata);
713 void url(char *buf, size_t bufsize);
714 void UrlizeText(StrBuf* Target, StrBuf *Source, StrBuf *WrkBuf);
717 void display_vcard(StrBuf *Target, wc_mime_attachment *Mime, char alpha, int full, char **storename, long msgnum);
719 void display_success(const char *successmessage);
721 void shutdown_sessions(void);
725 StrBuf *load_mimepart(long msgnum, char *partnum);
726 void MimeLoadData(wc_mime_attachment *Mime);
727 void do_edit_vcard(long msgnum, char *partnum,
728 message_summary *VCMsg,
729 wc_mime_attachment *VCAtt,
730 const char *return_to,
731 const char *force_room);
733 void select_user_to_edit(const char *preselect);
735 void convenience_page(const char *titlebarcolor, const char *titlebarmsg, const char *messagetext);
736 void output_html(const char *, int, int, StrBuf *, StrBuf *);
738 ssize_t write(int fd, const void *buf, size_t count);
739 void cal_process_attachment(wc_mime_attachment *Mime);
741 void generate_uuid(char *);
743 void address_book_popup(void);
744 void begin_ajax_response(void);
745 void end_ajax_response(void);
748 extern char *months[];
750 long locate_user_vcard_in_this_room(message_summary **VCMsg,
751 wc_mime_attachment **VCAtt);
752 void http_transmit_thing(const char *content_type, int is_static);
753 long unescape_input(char *buf);
754 void check_thread_pool_size(void);
755 void StrEndTab(StrBuf *Target, int tabnum, int num_tabs);
756 void StrBeginTab(StrBuf *Target, int tabnum, int num_tabs, StrBuf **Names);
757 void StrTabbedDialog(StrBuf *Target, int num_tabs, StrBuf *tabnames[]);
758 void tabbed_dialog(int num_tabs, char *tabnames[]);
759 void begin_tab(int tabnum, int num_tabs);
760 void end_tab(int tabnum, int num_tabs);
763 int get_time_format_cached (void);
764 void display_wiki_pagelist(void);
765 HashList *GetRoomListHashLKRA(StrBuf *Target, WCTemplputParams *TP);
767 /* actual supported locales */
768 void TmplGettext(StrBuf *Target, WCTemplputParams *TP);
770 void set_selected_language(const char *);
771 void go_selected_language(void);
772 void stop_selected_language(void);
773 const char *get_selected_language(void);
775 void utf8ify_rfc822_string(char **buf);
777 void begin_burst(void);
778 long end_burst(void);
780 void AppendImportantMessage(const char *pch, long len);
782 void http_datestring(char *buf, size_t n, time_t xtime);
785 /* These should be empty, but we have them for testing */
786 #define DEFAULT_HTTPAUTH_USER ""
787 #define DEFAULT_HTTPAUTH_PASS ""
790 /* Exit codes 101 through 109 are initialization failures so we don't want to
791 * just keep respawning indefinitely.
793 #define WC_EXIT_BIND 101 /* Can't bind to the port */
794 #define WC_EXIT_SSL 102 /* Can't initialize SSL */
797 #define WC_TIMEFORMAT_NONE 0
798 #define WC_TIMEFORMAT_AMPM 1
799 #define WC_TIMEFORMAT_24 2
801 extern int time_to_die; /* Nonzero if server is shutting down */
804 * Array type for a blog post. The first message is the post; the rest are comments
808 long *msgs; /* Array of msgnums for messages we are displaying */
809 int num_msgs; /* Number of msgnums stored in 'msgs' */
810 int alloc_msgs; /* Currently allocated size of array */
815 * Data which gets returned from a call to blogview_learn_thread_references()
823 struct bltr blogview_learn_thread_references(long msgnum);
824 void tmplput_blog_permalink(StrBuf *Target, WCTemplputParams *TP);