16 #include <sys/types.h>
18 #include <sys/socket.h>
19 #ifdef HAVE_SYS_TIME_H
26 #include <netinet/in.h>
27 #include <arpa/inet.h>
37 #include <sys/utsname.h>
40 #define INADDR_NONE 0xffffffff
50 extern locale_t wc_locales[];
51 #define _(string) gettext(string)
53 #define _(string) (string)
57 * Uncomment to dump an HTTP trace to stderr
58 #define HTTP_TRACING 1
72 #define WEBCIT_WITH_CALENDAR_SERVICE 1
78 #ifdef WEBCIT_WITH_CALENDAR_SERVICE
79 /* Work around PACKAGE/VERSION defs that are (not supposed to be?) in ical.h */
81 # define CTDL_PACKAGE PACKAGE
85 # define CTDL_VERSION VERSION
93 # define PACKAGE CTDL_PACKAGE
100 # define VERSION CTDL_VERSION
108 /* Work around RedHat's b0rken OpenSSL includes */
109 #define OPENSSL_NO_KRB5
110 #include <openssl/ssl.h>
111 #include <openssl/err.h>
112 #include <openssl/rand.h>
115 #define CALENDAR_ROOM_NAME "Calendar"
116 #define PRODID "-//Citadel//NONSGML Citadel Calendar//EN"
118 #define SIZ 4096 /* generic buffer size */
120 #define TRACE fprintf(stderr, "Checkpoint: %s, %d\n", __FILE__, __LINE__)
122 #define SLEEPING 180 /* TCP connection timeout */
123 #define WEBCIT_TIMEOUT 900 /* WebCit session timeout */
124 #define PORT_NUM 2000 /* port number to listen on */
125 #define SERVER "WebCit v7.12" /* who's in da house */
126 #define DEVELOPER_ID 0
128 #define CLIENT_VERSION 712 /* This version of WebCit */
129 #define MINIMUM_CIT_VERSION 710 /* min required Citadel ver. */
130 #define DEFAULT_HOST "localhost" /* Default Citadel server */
131 #define DEFAULT_PORT "504"
132 #define LB (1) /* Internal escape chars */
135 #define TARGET "webcit01" /* Target for inline URL's */
136 #define HOUSEKEEPING 15 /* Housekeeping frequency */
137 #define MIN_WORKER_THREADS 5
138 #define MAX_WORKER_THREADS 250
139 #define LISTEN_QUEUE_LENGTH 100 /* listen() backlog queue */
141 #define USERCONFIGROOM "My Citadel Config"
142 #define DEFAULT_MAXMSGS 20
146 * Room flags (from Citadel)
150 #define QR_PERMANENT 1 /**< Room does not purge */
151 #define QR_INUSE 2 /**< Set if in use, clear if avail */
152 #define QR_PRIVATE 4 /**< Set for any type of private room */
153 #define QR_PASSWORDED 8 /**< Set if there's a password too */
154 #define QR_GUESSNAME 16 /**< Set if it's a guessname room */
155 #define QR_DIRECTORY 32 /**< Directory room */
156 #define QR_UPLOAD 64 /**< Allowed to upload */
157 #define QR_DOWNLOAD 128 /**< Allowed to download */
158 #define QR_VISDIR 256 /**< Visible directory */
159 #define QR_ANONONLY 512 /**< Anonymous-Only room */
160 #define QR_ANONOPT 1024 /**< Anonymous-Option room */
161 #define QR_NETWORK 2048 /**< Shared network room */
162 #define QR_PREFONLY 4096 /**< Preferred status needed to enter */
163 #define QR_READONLY 8192 /**< Aide status required to post */
164 #define QR_MAILBOX 16384 /**< Set if this is a private mailbox */
169 #define QR2_SYSTEM 1 /**< System room; hide by default */
170 #define QR2_SELFLIST 2 /**< Self-service mailing list mgmt */
171 #define QR2_COLLABDEL 4 /**< Anyone who can post can also delete*/
172 #define QR2_SUBJECTREQ 8 /**< Subject strongly recommended */
178 #define UA_GOTOALLOWED 4
179 #define UA_HASNEWMSGS 8
184 * User flags (from Citadel)
186 #define US_NEEDVALID 1 /**< User needs to be validated */
187 #define US_PERM 4 /**< Permanent user */
188 #define US_LASTOLD 16 /**< Print last old message with new */
189 #define US_EXPERT 32 /**< Experienced user */
190 #define US_UNLISTED 64 /**< Unlisted userlog entry */
191 #define US_NOPROMPT 128 /**< Don't prompt after each message */
192 #define US_PROMPTCTL 256 /**< <N>ext & <S>top work at prompt */
193 #define US_DISAPPEAR 512 /**< Use "disappearing msg prompts" */
194 #define US_REGIS 1024 /**< Registered user */
195 #define US_PAGINATOR 2048 /**< Pause after each screen of text */
196 #define US_INTERNET 4096 /**< Internet mail privileges */
197 #define US_FLOORS 8192 /**< User wants to see floors */
198 #define US_COLOR 16384 /**< User wants ANSI color support */
199 #define US_USER_SET (US_LASTOLD | US_EXPERT | US_UNLISTED | \
200 US_NOPROMPT | US_DISAPPEAR | US_PAGINATOR | \
201 US_FLOORS | US_COLOR | US_PROMPTCTL )
204 * NLI is the string that shows up in a who's online listing for sessions
205 * that are active, but for which no user has yet authenticated.
207 #define NLI "(not logged in)"
210 /** \brief Linked list of lines appearing in an HTTP client request */
212 struct httprequest *next; /**< the next request in the list */
213 char line[SIZ]; /**< the request line */
217 * \brief Linked list of session variables encoded in an x-www-urlencoded content type
220 struct urlcontent *next; /**< the next variable in the list */
221 char url_key[32]; /**< the variable name */
222 char *url_data; /**< its value */
226 * \brief information about us ???
229 int serv_pid; /**< Process ID of the Citadel server */
230 char serv_nodename[32]; /**< Node name of the Citadel server */
231 char serv_humannode[64]; /**< human readable node name of the Citadel server */
232 char serv_fqdn[64]; /**< fully quallified Domain Name (such as uncensored.citadel.org) */
233 char serv_software[64]; /**< What version does our connected citadel server use */
234 int serv_rev_level; /**< Whats the citadel server revision */
235 char serv_bbs_city[64]; /**< Geographic location of the Citadel server */
236 char serv_sysadm[64]; /**< Name of system administrator */
237 char serv_moreprompt[256]; /**< Whats the commandline textprompt */
238 int serv_ok_floors; /**< nonzero == server supports floors */
239 int serv_supports_ldap; /**< is the server linked against an ldap tree for adresses? */
240 int serv_newuser_disabled; /**< Has the server disabled self-service new user creation? */
241 char serv_default_cal_zone[128];/**< Default timezone for unspecified calendar items */
247 * \brief This struct holds a list of rooms for \\\<G\\\>oto operations.
250 struct march *next; /**< pointer to next in linked list */
251 char march_name[128]; /**< name of room */
252 int march_floor; /**< floor number of room */
253 int march_order; /**< sequence in which we are to visit this room */
257 * \brief This struct holds a list of rooms for client display.
258 * It is a binary tree.
261 struct roomlisting *lnext; /**< pointer to 'left' tree node */
262 struct roomlisting *rnext; /**< pointer to 'right' tree node */
263 char rlname[128]; /**< name of room */
264 unsigned rlflags; /**< room flags */
265 int rlfloor; /**< the floor it resides on */
266 int rlorder; /**< room listing order */
272 * \brief Dynamic content for variable substitution in templates
275 struct wcsubst *next; /**< next item in the list */
276 int wcs_type; /**< which type of ??? */
277 char wcs_key[32]; /**< ??? what?*/
278 void *wcs_value; /**< ???? what?*/
279 void (*wcs_function)(void); /**< funcion hook ???*/
283 * \brief Values for wcs_type
286 WCS_STRING, /**< its a string */
287 WCS_FUNCTION, /**< its a function callback */
288 WCS_SERVCMD /**< its a command to send to the citadel server */
292 * \brief mail attachment ???
294 struct wc_attachment {
295 struct wc_attachment *next;/**< pointer to next in list */
296 size_t length; /**< length of the contenttype */
297 char content_type[SIZ]; /**< the content itself ???*/
298 char filename[SIZ]; /**< the filename hooked to this content ??? */
299 char *data; /**< the data pool; aka this content */
303 * \brief message summary structure. ???
305 struct message_summary {
306 time_t date; /**< its creation date */
307 long msgnum; /**< the message number on the citadel server */
308 char from[128]; /**< the author */
309 char to[128]; /**< the recipient */
310 char subj[128]; /**< the title / subject */
311 int hasattachments; /**< does it have atachments? */
312 int is_new; /**< is it yet read? */
316 * \brief Data structure for roomlist-to-folderlist conversion
319 int floor; /**< which floor is it on */
320 char room[SIZ]; /**< which roomname ??? */
321 char name[SIZ]; /**< which is its own name??? */
322 int hasnewmsgs; /**< are there unread messages inside */
323 int is_mailbox; /**< is it a mailbox? */
324 int selectable; /**< can we select it ??? */
325 int view; /**< whats its default view? inbox/calendar.... */
329 * \brief One of these is kept for each active Citadel session.
330 * HTTP transactions are bound to on e at a time.
333 struct wcsession *next; /**< Linked list */
334 int wc_session; /**< WebCit session ID */
335 char wc_username[128]; /**< login name of current user */
336 char wc_fullname[128]; /**< Screen name of current user */
337 char wc_password[128]; /**< Password of current user */
338 char wc_roomname[256]; /**< Room we are currently in */
339 int connected; /**< nonzero == we are connected to Citadel */
340 int logged_in; /**< nonzero == we are logged in */
341 int axlevel; /**< this user's access level */
342 int is_aide; /**< nonzero == this user is an Aide */
343 int is_room_aide; /**< nonzero == this user is a Room Aide in this room */
344 int http_sock; /**< HTTP server socket */
345 int serv_sock; /**< Client socket to Citadel server */
346 int chat_sock; /**< Client socket to Citadel server - for chat */
347 unsigned room_flags; /**< flags associated with the current room */
348 unsigned room_flags2; /**< flags associated with the current room */
349 int wc_view; /**< view for the current room */
350 int wc_default_view; /**< default view for the current room */
351 int wc_is_trash; /**< nonzero == current room is a Trash folder */
352 int wc_floor; /**< floor number of current room */
353 char ugname[128]; /**< where does 'ungoto' take us */
354 long uglsn; /**< last seen message number for ungoto */
355 int upload_length; /**< content length of http-uploaded data */
356 char *upload; /**< pointer to http-uploaded data */
357 char upload_filename[PATH_MAX]; /**< filename of http-uploaded data */
358 char upload_content_type[256]; /**< content type of http-uploaded data */
359 int new_mail; /**< user has new mail waiting */
360 int remember_new_mail; /**< last count of new mail messages */
361 int need_regi; /**< This user needs to register. */
362 int need_vali; /**< New users require validation. */
363 char cs_inet_email[256]; /**< User's preferred Internet addr. */
364 pthread_mutex_t SessionMutex; /**< mutex for exclusive access */
365 time_t lastreq; /**< Timestamp of most recent HTTP */
366 int killthis; /**< Nonzero == purge this session */
367 struct march *march; /**< march mode room list */
368 char reply_to[512]; /**< reply-to address */
369 long msgarr[10000]; /**< for read operations */
370 int num_summ; /**< number of messages in mailbox summary view */
371 struct message_summary *summ; /**< array of messages for mailbox summary view */
372 int is_wap; /**< Client is a WAP gateway */
373 struct urlcontent *urlstrings; /**< variables passed to webcit in a URL */
374 struct wcsubst *vars; /**< HTTP variable substitutions for this page */
375 char this_page[512]; /**< URL of current page */
376 char http_host[512]; /**< HTTP Host: header */
377 char *preferences; /**< WebCit preferences for this user */
378 #ifdef WEBCIT_WITH_CALENDAR_SERVICE
379 /** \brief ical???? */
381 icalcomponent *cal; /**< cal items for display */
382 long cal_msgnum; /**< cal msgids for display */
384 int num_cal; /**< number of calendar items for display */
386 struct wc_attachment *first_attachment; /**< linked list of attachments for 'enter message' */
387 char last_chat_user[256]; /**< ??? todo */
388 char ImportantMessage[SIZ]; /**< ??? todo */
389 int ctdl_pid; /**< Session ID on the Citadel server */
390 char httpauth_user[256]; /**< only for GroupDAV sessions */
391 char httpauth_pass[256]; /**< only for GroupDAV sessions */
392 size_t burst_len; /** <??? todo */
393 size_t burst_alloc; /** <??? todo */
394 char *burst; /** <??? todo */
395 int gzip_ok; /**< Nonzero if Accept-encoding: gzip */
396 int is_mailbox; /**< the current room is a private mailbox */
397 struct folder *cache_fold; /**< cache the iconbar room list */
398 int cache_max_folders; /**< ??? todo */
399 int cache_num_floors; /**< ??? todo */
400 time_t cache_timestamp; /**< ??? todo */
401 int current_iconbar; /**< What is currently in the iconbar? */
402 char floordiv_expanded[32]; /**< which floordiv currently expanded */
403 int selected_language; /**< Language selected by user */
404 time_t last_pager_check; /**< last time we polled for instant msgs */
405 int nonce; /**< session nonce (to prevent session riding) */
408 /** values for WC->current_iconbar */
410 current_iconbar_menu, /**< view the icon menue */
411 current_iconbar_roomlist /**< view the roomtree */
415 #define num_parms(source) num_tokens(source, '|')
417 /* Per-session data */
418 #define WC ((struct wcsession *)pthread_getspecific(MyConKey))
419 extern pthread_key_t MyConKey;
421 /* Per-thread SSL context */
423 #define THREADSSL ((SSL *)pthread_getspecific(ThreadSSL))
424 extern pthread_key_t ThreadSSL;
427 struct serv_info serv_info;
428 extern char floorlist[128][SIZ];
429 extern char *axdefs[];
430 extern char *ctdlhost, *ctdlport;
431 extern int http_port;
432 extern char *server_cookie;
434 extern int setup_wizard;
435 extern char wizard_filename[];
436 extern time_t if_modified_since;
437 extern int follow_xff;
438 void do_setup_wizard(void);
440 void stuff_to_cookie(char *cookie, int session,
441 char *user, char *pass, char *room);
442 void cookie_to_stuff(char *cookie, int *session,
443 char *user, size_t user_len,
444 char *pass, size_t pass_len,
445 char *room, size_t room_len);
446 void locate_host(char *, int);
447 void become_logged_in(char *, char *, char *);
449 void display_login(char *mesg);
450 void do_welcome(void);
451 void do_logout(void);
452 void display_main_menu(void);
453 void display_aide_menu(void);
454 void display_advanced_menu(void);
455 void slrp_highest(void);
458 void get_serv_info(char *, char *);
459 int uds_connectsock(char *);
460 int tcp_connectsock(char *, char *);
461 void serv_getln(char *strbuf, int bufsize);
462 void serv_puts(char *string);
464 void who_inner_div(void);
465 void wholist_section(void);
466 void tasks_section(void);
467 void calendar_section(void);
468 void new_messages_section(void);
469 void fmout(char *align);
470 void pullquote_fmout(void);
471 void wDumpContent(int);
472 void serv_printf(const char *format,...);
473 char *bstr(char *key);
474 void urlesc(char *, char *);
475 void urlescputs(char *);
476 void jsesc(char *, char *);
477 void jsescputs(char *);
478 void output_headers( int do_httpheaders,
484 void wprintf(const char *format,...);
485 void output_static(char *what);
486 void stresc(char *target, char *strbuf, int nbsp, int nolinebreaks);
487 void escputs(char *strbuf);
489 void escputs1(char *strbuf, int nbsp, int nolinebreaks);
490 void msgesc(char *target, char *strbuf);
491 void msgescputs(char *strbuf);
492 int extract_int(const char *source, int parmnum);
493 long extract_long(const char *source, int parmnum);
494 void stripout(char *str, char leftboundary, char rightboundary);
495 void dump_vars(void);
496 void embed_main_menu(void);
497 void serv_read(char *buf, int bytes);
498 int haschar(char *, char);
499 void readloop(char *oper);
500 void read_message(long msgnum, int printable_view, char *section);
501 void embed_message(char *msgnum_as_string);
502 void print_message(char *msgnum_as_string);
503 void display_headers(char *msgnum_as_string);
504 void text_to_server(char *ptr);
505 void text_to_server_qp(char *ptr);
506 void display_enter(void);
507 void post_message(void);
508 void confirm_delete_msg(void);
509 void delete_msg(void);
510 void confirm_move_msg(void);
514 void display_page(void);
515 void page_user(void);
517 void display_private(char *rname, int req_pass);
518 void goto_private(void);
519 void zapped_list(void);
520 void display_zap(void);
522 void display_success(char *);
523 void authorization_required(const char *message);
524 void display_entroom(void);
526 void display_editroom(void);
529 void display_whok(void);
530 void do_invt_kick(void);
531 void server_to_text(void);
532 void save_edit(char *description, char *enter_cmd, int regoto);
533 void display_edit(char *description, char *check_cmd,
534 char *read_cmd, char *save_cmd, int with_room_banner);
535 int gotoroom(char *gname);
536 void confirm_delete_room(void);
537 void delete_room(void);
539 void display_graphics_upload(char *, char *, char *);
540 void do_graphics_upload(char *upl_cmd);
541 void serv_read(char *buf, int bytes);
542 void serv_gets(char *strbuf);
543 void serv_write(char *buf, int nbytes);
544 void serv_puts(char *string);
545 void serv_printf(const char *format,...);
546 void load_floorlist(void);
547 void display_reg(int);
548 void display_changepw(void);
550 void display_edit_node(void);
551 void edit_node(void);
552 void display_netconf(void);
553 void display_confirm_delete_node(void);
554 void delete_node(void);
555 void display_add_node(void);
557 void terminate_session(void);
559 void display_siteconfig(void);
560 void siteconfig(void);
561 void display_generic(void);
562 void do_generic(void);
563 void ajax_servcmd(void);
564 void display_menubar(int);
565 void smart_goto(char *);
566 void worker_entry(void);
567 void session_loop(struct httprequest *);
568 size_t wc_strftime(char *s, size_t max, const char *format, const struct tm *tm);
569 void fmt_date(char *buf, time_t thetime, int brief);
570 void fmt_time(char *buf, time_t thetime);
571 void httpdate(char *buf, time_t thetime);
572 time_t httpdate_to_timestamp(char *buf);
573 void end_webcit_session(void);
574 void page_popup(void);
575 void chat_recv(void);
576 void chat_send(void);
577 void http_redirect(char *);
578 void clear_local_substs(void);
579 void svprintf(char *keyname, int keytype, const char *format,...);
580 void svcallback(char *keyname, void (*fcn_ptr)() );
581 void do_template(void *templatename);
582 int lingering_close(int fd);
583 char *memreadline(char *start, char *buf, int maxlen);
584 int num_tokens (char *source, char tok);
585 void extract_token(char *dest, const char *source, int parmnum, char separator, int maxlen);
586 void remove_token(char *source, int parmnum, char separator);
587 char *load_mimepart(long msgnum, char *partnum);
588 int pattern2(char *search, char *patn);
589 void do_edit_vcard(long, char *, char *);
590 void edit_vcard(void);
591 void submit_vcard(void);
592 void striplt(char *);
593 void select_user_to_edit(char *message, char *preselect);
594 void delete_user(char *);
595 void display_edituser(char *who, int is_new);
596 void create_user(void);
598 void do_change_view(int);
599 void change_view(void);
601 void load_preferences(void);
602 void save_preferences(void);
603 void get_preference(char *key, char *value, size_t value_len);
604 void set_preference(char *key, char *value, int save_to_server);
606 int is_msg_in_mset(char *mset, long msgnum);
607 char *safestrncpy(char *dest, const char *src, size_t n);
608 void display_addressbook(long msgnum, char alpha);
609 void offer_start_page(void);
610 void convenience_page(char *titlebarcolor, char *titlebarmsg, char *messagetext);
611 void change_start_page(void);
612 void output_html(char *, int);
613 void display_floorconfig(char *);
614 void delete_floor(void);
615 void create_floor(void);
616 void rename_floor(void);
617 void do_listsub(void);
618 void toggle_self_service(void);
620 void summary_inner_div(void);
621 ssize_t write(int fd, const void *buf, size_t count);
622 void cal_process_attachment(char *part_source, long msgnum, char *cal_partnum);
623 void display_calendar(long msgnum);
624 void display_task(long msgnum);
625 void display_note(long msgnum);
626 void updatenote(void);
627 void do_calendar_view(void);
628 void do_tasks_view(void);
629 void free_calendar_buffer(void);
630 void calendar_summary_view(void);
631 int load_msg_ptrs(char *servcmd, int with_headers);
632 void CtdlEncodeBase64(char *dest, const char *source, size_t sourcelen, int linebreaks);
633 int CtdlDecodeBase64(char *dest, const char *source, size_t length);
634 void free_attachments(struct wcsession *sess);
635 void free_march_list(struct wcsession *wcf);
636 void set_room_policy(void);
637 void display_inetconf(void);
638 void save_inetconf(void);
639 void display_smtpqueue(void);
640 void display_smtpqueue_inner_div(void);
641 void display_sieve(void);
642 void display_rules_editor_inner_div(void);
643 void save_sieve(void);
644 void display_add_remove_scripts(char *);
645 void create_script(void);
646 void delete_script(void);
647 void generate_uuid(char *);
648 void CtdlMakeTempFileName(char *, int);
649 void display_preferences(void);
650 void set_preferences(void);
651 void recp_autocomplete(char *);
652 void address_book_popup(void);
653 void display_address_book_middle_div(void);
654 void display_address_book_inner_div(void);
655 void begin_ajax_response(void);
656 void end_ajax_response(void);
657 void initialize_viewdefs(void);
658 void initialize_axdefs(void);
659 void list_all_rooms_by_floor(char *viewpref);
660 void display_room_directory(void);
661 void download_file(char *);
662 void upload_file(void);
664 #ifdef WEBCIT_WITH_CALENDAR_SERVICE
665 void display_edit_task(void);
666 void save_task(void);
667 void display_edit_event(void);
668 void save_event(void);
669 void display_icaltimetype_as_webform(struct icaltimetype *, char *);
670 void icaltime_from_webform(struct icaltimetype *result, char *prefix);
671 void icaltime_from_webform_dateonly(struct icaltimetype *result, char *prefix);
672 void display_edit_individual_event(icalcomponent *supplied_vtodo, long msgnum);
673 void save_individual_event(icalcomponent *supplied_vtodo, long msgnum);
674 void respond_to_request(void);
675 void handle_rsvp(void);
676 void ical_dezonify(icalcomponent *cal);
677 void partstat_as_string(char *buf, icalproperty *attendee);
678 icalcomponent *ical_encapsulate_subcomponent(icalcomponent *subcomp);
679 void check_attendee_availability(icalcomponent *supplied_vevent);
680 void do_freebusy(char *req);
684 void initialize_locales(void);
687 extern char *months[];
689 void read_server_binary(char *buffer, size_t total_len);
690 char *read_server_text(void);
691 int goto_config_room(void);
692 long locate_user_vcard(char *username, long usernum);
693 void sleeeeeeeeeep(int);
694 void http_transmit_thing(char *thing, size_t length, char *content_type,
696 void unescape_input(char *buf);
697 void do_iconbar(void);
698 void do_iconbar_roomlist(void);
699 void do_selected_iconbar(void);
700 void display_customize_iconbar(void);
701 void commit_iconbar(void);
702 int CtdlDecodeQuotedPrintable(char *decoded, char *encoded, int sourcelen);
703 void spawn_another_worker_thread(void);
704 void display_rss(char *roomname, char *request_method);
705 void set_floordiv_expanded(char *which_floordiv);
706 void offer_languages(void);
707 void set_selected_language(char *);
708 void go_selected_language(void);
709 void stop_selected_language(void);
710 void httplang_to_locale(char *LocaleString);
711 void tabbed_dialog(int num_tabs, char *tabnames[]);
712 void begin_tab(int tabnum, int num_tabs);
713 void end_tab(int tabnum, int num_tabs);
714 void str_wiki_index(char *s);
715 void display_wiki_page(void);
716 char *bmstrcasestr(char *text, char *pattern);
719 iconv_t ctdl_iconv_open(const char *tocode, const char *fromcode);
722 void embed_room_banner(char *, int);
724 /* navbar types that can be passed to embed_room_banner */
734 void ssl_lock(int mode, int n, const char *file, int line);
735 int starttls(int sock);
736 extern SSL_CTX *ssl_ctx;
737 int client_read_ssl(char *buf, int bytes, int timeout);
738 void client_write_ssl(char *buf, int nbytes);
743 int ZEXPORT compress_gzip(Bytef * dest, uLongf * destLen,
744 const Bytef * source, uLong sourceLen, int level);
748 void utf8ify_rfc822_string(char *buf);
751 void begin_burst(void);
752 void end_burst(void);
754 extern char *hourname[]; /**< Names of hours (12am, 1am, etc.) */
756 void http_datestring(char *buf, size_t n, time_t xtime);
759 /** Views (from citadel.h) */
760 #define VIEW_BBS 0 /**< Traditional Citadel BBS view */
761 #define VIEW_MAILBOX 1 /**< Mailbox summary */
762 #define VIEW_ADDRESSBOOK 2 /**< Address book view */
763 #define VIEW_CALENDAR 3 /**< Calendar view */
764 #define VIEW_TASKS 4 /**< Tasks view */
765 #define VIEW_NOTES 5 /**< Notes view */
766 #define VIEW_WIKI 6 /**< Wiki view */
767 #define VIEW_CALBRIEF 7 /**< Brief Calendar view */
768 #define VIEW_JOURNAL 8 /**< Journal view (not yet implemented in webcit) */
770 /* These should be empty, but we have them for testing */
771 #define DEFAULT_HTTPAUTH_USER ""
772 #define DEFAULT_HTTPAUTH_PASS ""
775 /* Exit codes 101 through 109 are initialization failures so we don't want to
776 * just keep respawning indefinitely.
778 #define WC_EXIT_BIND 101 /* Can't bind to the port */
779 #define WC_EXIT_SSL 102 /* Can't initialize SSL */