6 #include <sys/select.h>
18 #include <sys/types.h>
20 #include <sys/socket.h>
21 #ifdef HAVE_SYS_TIME_H
28 #include <netinet/in.h>
29 #include <arpa/inet.h>
39 #include <sys/utsname.h>
41 #include <libcitadel.h>
44 #define INADDR_NONE 0xffffffff
54 extern locale_t wc_locales[];
55 #define _(string) gettext(string)
57 #define _(string) (string)
60 #define IsEmptyStr(a) ((a)[0] == '\0')
62 * Uncomment to dump an HTTP trace to stderr
63 #define HTTP_TRACING 1
76 /* Work around PACKAGE/VERSION defs that are (not supposed to be?) in ical.h */
78 # define CTDL_PACKAGE PACKAGE
83 # define CTDL_PACKAGE_STRING PACKAGE_STRING
84 //# undef PACKAGE_STRING
88 # define CTDL_VERSION VERSION
98 #undef PACKAGE_TARNAME
99 #undef PACKAGE_VERSION
100 #undef PACKAGE_BUGREPORT
103 ////////#include "hash.h"
106 /* Work around RedHat's b0rken OpenSSL includes */
107 #define OPENSSL_NO_KRB5
108 #include <openssl/ssl.h>
109 #include <openssl/err.h>
110 #include <openssl/rand.h>
113 #define CALENDAR_ROOM_NAME "Calendar"
114 #define PRODID "-//Citadel//NONSGML Citadel Calendar//EN"
116 #define SIZ 4096 /* generic buffer size */
118 #define TRACE fprintf(stderr, "Checkpoint: %s, %d\n", __FILE__, __LINE__)
120 #define SLEEPING 180 /* TCP connection timeout */
121 #define WEBCIT_TIMEOUT 900 /* WebCit session timeout */
122 #define PORT_NUM 2000 /* port number to listen on */
123 #define DEVELOPER_ID 0
125 #define CLIENT_VERSION 730 /* This version of WebCit */
126 #define MINIMUM_CIT_VERSION 730 /* min required Citadel ver */
127 #define LIBCITADEL_MIN 104 /* min required libcitadel ver */
128 #define DEFAULT_HOST "localhost" /* Default Citadel server */
129 #define DEFAULT_PORT "504"
130 #define LB (1) /* Internal escape chars */
133 #define TARGET "webcit01" /* Target for inline URL's */
134 #define HOUSEKEEPING 15 /* Housekeeping frequency */
135 #define MIN_WORKER_THREADS 5
136 #define MAX_WORKER_THREADS 250
137 #define LISTEN_QUEUE_LENGTH 100 /* listen() backlog queue */
139 #define USERCONFIGROOM "My Citadel Config"
140 #define DEFAULT_MAXMSGS 20
143 #ifdef LIBCITADEL_VERSION_NUMBER
144 #if LIBCITADEL_VERSION_NUMBER < LIBCITADEL_MIN
145 #error libcitadel is too old. Please upgrade it before continuing.
151 * Room flags (from Citadel)
155 #define QR_PERMANENT 1 /**< Room does not purge */
156 #define QR_INUSE 2 /**< Set if in use, clear if avail */
157 #define QR_PRIVATE 4 /**< Set for any type of private room */
158 #define QR_PASSWORDED 8 /**< Set if there's a password too */
159 #define QR_GUESSNAME 16 /**< Set if it's a guessname room */
160 #define QR_DIRECTORY 32 /**< Directory room */
161 #define QR_UPLOAD 64 /**< Allowed to upload */
162 #define QR_DOWNLOAD 128 /**< Allowed to download */
163 #define QR_VISDIR 256 /**< Visible directory */
164 #define QR_ANONONLY 512 /**< Anonymous-Only room */
165 #define QR_ANONOPT 1024 /**< Anonymous-Option room */
166 #define QR_NETWORK 2048 /**< Shared network room */
167 #define QR_PREFONLY 4096 /**< Preferred status needed to enter */
168 #define QR_READONLY 8192 /**< Aide status required to post */
169 #define QR_MAILBOX 16384 /**< Set if this is a private mailbox */
174 #define QR2_SYSTEM 1 /**< System room; hide by default */
175 #define QR2_SELFLIST 2 /**< Self-service mailing list mgmt */
176 #define QR2_COLLABDEL 4 /**< Anyone who can post can also delete*/
177 #define QR2_SUBJECTREQ 8 /**< Subject strongly recommended */
178 #define QR2_SMTP_PUBLIC 16 /* smtp public postable room */
179 #define QR2_MODERATED 32 /* Listservice aide has to permit posts */
185 #define UA_GOTOALLOWED 4
186 #define UA_HASNEWMSGS 8
191 * User flags (from Citadel)
193 #define US_NEEDVALID 1 /**< User needs to be validated */
194 #define US_PERM 4 /**< Permanent user */
195 #define US_LASTOLD 16 /**< Print last old message with new */
196 #define US_EXPERT 32 /**< Experienced user */
197 #define US_UNLISTED 64 /**< Unlisted userlog entry */
198 #define US_NOPROMPT 128 /**< Don't prompt after each message */
199 #define US_PROMPTCTL 256 /**< <N>ext & <S>top work at prompt */
200 #define US_DISAPPEAR 512 /**< Use "disappearing msg prompts" */
201 #define US_REGIS 1024 /**< Registered user */
202 #define US_PAGINATOR 2048 /**< Pause after each screen of text */
203 #define US_INTERNET 4096 /**< Internet mail privileges */
204 #define US_FLOORS 8192 /**< User wants to see floors */
205 #define US_COLOR 16384 /**< User wants ANSI color support */
206 #define US_USER_SET (US_LASTOLD | US_EXPERT | US_UNLISTED | \
207 US_NOPROMPT | US_DISAPPEAR | US_PAGINATOR | \
208 US_FLOORS | US_COLOR | US_PROMPTCTL )
211 * NLI is the string that shows up in a who's online listing for sessions
212 * that are active, but for which no user has yet authenticated.
214 #define NLI "(not logged in)"
217 /** \brief Linked list of lines appearing in an HTTP client request */
219 struct httprequest *next; /**< the next request in the list */
220 char line[SIZ]; /**< the request line */
224 * \brief Linked list of session variables encoded in an x-www-urlencoded content type
227 struct urlcontent *next; /**< the next variable in the list */
228 char url_key[32]; /**< the variable name */
229 char *url_data; /**< its value */
233 * \brief information about us ???
236 int serv_pid; /* Process ID of the Citadel server */
237 char serv_nodename[32]; /* Node name of the Citadel server */
238 char serv_humannode[64]; /* human readable node name of the Citadel server */
239 char serv_fqdn[64]; /* fully quallified Domain Name (such as uncensored.citadel.org) */
240 char serv_software[64]; /* What version does our connected citadel server use */
241 int serv_rev_level; /* Whats the citadel server revision */
242 char serv_bbs_city[64]; /* Geographic location of the Citadel server */
243 char serv_sysadm[64]; /* Name of system administrator */
244 char serv_moreprompt[256]; /* Whats the commandline textprompt */
245 int serv_ok_floors; /* nonzero == server supports floors */
246 int serv_supports_ldap; /* is the server linked against an ldap tree for adresses? */
247 int serv_newuser_disabled; /* Has the server disabled self-service new user creation? */
248 char serv_default_cal_zone[128];/* Default timezone for unspecified calendar items */
249 int serv_supports_sieve; /* Does the server support Sieve mail filtering? */
255 * \brief This struct holds a list of rooms for \\\<G\\\>oto operations.
258 struct march *next; /**< pointer to next in linked list */
259 char march_name[128]; /**< name of room */
260 int march_floor; /**< floor number of room */
261 int march_order; /**< sequence in which we are to visit this room */
265 * \brief This struct holds a list of rooms for client display.
266 * It is a binary tree.
269 struct roomlisting *lnext; /**< pointer to 'left' tree node */
270 struct roomlisting *rnext; /**< pointer to 'right' tree node */
271 char rlname[128]; /**< name of room */
272 unsigned rlflags; /**< room flags */
273 int rlfloor; /**< the floor it resides on */
274 int rlorder; /**< room listing order */
280 * \brief Dynamic content for variable substitution in templates
283 struct wcsubst *next; /**< next item in the list */
284 int wcs_type; /**< which type of ??? */
285 char wcs_key[32]; /**< ??? what?*/
286 void *wcs_value; /**< ???? what?*/
287 void (*wcs_function)(void); /**< funcion hook ???*/
291 * \brief Values for wcs_type
294 WCS_STRING, /**< its a string */
295 WCS_FUNCTION, /**< its a function callback */
296 WCS_SERVCMD /**< its a command to send to the citadel server */
300 * \brief mail attachment ???
302 struct wc_attachment {
303 struct wc_attachment *next;/**< pointer to next in list */
304 size_t length; /**< length of the contenttype */
305 char content_type[SIZ]; /**< the content itself ???*/
306 char filename[SIZ]; /**< the filename hooked to this content ??? */
307 char *data; /**< the data pool; aka this content */
311 * \brief message summary structure. ???
313 struct message_summary {
314 time_t date; /**< its creation date */
315 long msgnum; /**< the message number on the citadel server */
316 char from[128]; /**< the author */
317 char to[128]; /**< the recipient */
318 char subj[128]; /**< the title / subject */
319 int hasattachments; /**< does it have atachments? */
320 int is_new; /**< is it yet read? */
324 * \brief Data structure for roomlist-to-folderlist conversion
327 int floor; /**< which floor is it on */
328 char room[SIZ]; /**< which roomname ??? */
329 char name[SIZ]; /**< which is its own name??? */
330 int hasnewmsgs; /**< are there unread messages inside */
331 int is_mailbox; /**< is it a mailbox? */
332 int selectable; /**< can we select it ??? */
333 int view; /**< whats its default view? inbox/calendar.... */
334 int num_rooms; /**< If this is a floor, how many rooms does it have */
338 * \brief One of these is kept for each active Citadel session.
339 * HTTP transactions are bound to on e at a time.
342 struct wcsession *next; /**< Linked list */
343 int wc_session; /**< WebCit session ID */
344 char wc_username[128]; /**< login name of current user */
345 char wc_fullname[128]; /**< Screen name of current user */
346 char wc_password[128]; /**< Password of current user */
347 char wc_roomname[256]; /**< Room we are currently in */
348 int connected; /**< nonzero == we are connected to Citadel */
349 int logged_in; /**< nonzero == we are logged in */
350 int axlevel; /**< this user's access level */
351 int is_aide; /**< nonzero == this user is an Aide */
352 int is_room_aide; /**< nonzero == this user is a Room Aide in this room */
353 int http_sock; /**< HTTP server socket */
354 int serv_sock; /**< Client socket to Citadel server */
355 int chat_sock; /**< Client socket to Citadel server - for chat */
356 unsigned room_flags; /**< flags associated with the current room */
357 unsigned room_flags2; /**< flags associated with the current room */
358 int wc_view; /**< view for the current room */
359 int wc_default_view; /**< default view for the current room */
360 int wc_is_trash; /**< nonzero == current room is a Trash folder */
361 int wc_floor; /**< floor number of current room */
362 char ugname[128]; /**< where does 'ungoto' take us */
363 long uglsn; /**< last seen message number for ungoto */
364 int upload_length; /**< content length of http-uploaded data */
365 char *upload; /**< pointer to http-uploaded data */
366 char upload_filename[PATH_MAX]; /**< filename of http-uploaded data */
367 char upload_content_type[256]; /**< content type of http-uploaded data */
368 int new_mail; /**< user has new mail waiting */
369 int remember_new_mail; /**< last count of new mail messages */
370 int need_regi; /**< This user needs to register. */
371 int need_vali; /**< New users require validation. */
372 char cs_inet_email[256]; /**< User's preferred Internet addr. */
373 pthread_mutex_t SessionMutex; /**< mutex for exclusive access */
374 time_t lastreq; /**< Timestamp of most recent HTTP */
375 int killthis; /**< Nonzero == purge this session */
376 struct march *march; /**< march mode room list */
377 char reply_to[512]; /**< reply-to address */
378 long msgarr[10000]; /**< for read operations */
379 int num_summ; /**< number of messages in mailbox summary view */
380 struct message_summary *summ; /**< array of messages for mailbox summary view */
381 int is_wap; /**< Client is a WAP gateway */
382 struct urlcontent *urlstrings; /**< variables passed to webcit in a URL */
383 struct wcsubst *vars; /**< HTTP variable substitutions for this page */
384 char this_page[512]; /**< URL of current page */
385 char http_host[512]; /**< HTTP Host: header */
386 HashList *hash_prefs; /**< WebCit preferences for this user */
387 #ifdef WEBCIT_WITH_CALENDAR_SERVICE
388 /** \brief ical???? */
390 icalcomponent *cal; /**< cal items for display */
391 long cal_msgnum; /**< cal msgids for display */
393 int num_cal; /**< number of calendar items for display */
395 struct wc_attachment *first_attachment; /**< linked list of attachments for 'enter message' */
396 char last_chat_user[256]; /**< ??? todo */
397 char ImportantMessage[SIZ]; /**< ??? todo */
398 int ctdl_pid; /**< Session ID on the Citadel server */
399 char httpauth_user[256]; /**< only for GroupDAV sessions */
400 char httpauth_pass[256]; /**< only for GroupDAV sessions */
401 size_t burst_len; /** <??? todo */
402 size_t burst_alloc; /** <??? todo */
403 char *burst; /** <??? todo */
404 int gzip_ok; /**< Nonzero if Accept-encoding: gzip */
405 int is_mailbox; /**< the current room is a private mailbox */
406 struct folder *cache_fold; /**< cache the iconbar room list */
407 int cache_max_folders; /**< ??? todo */
408 int cache_num_floors; /**< ??? todo */
409 time_t cache_timestamp; /**< ??? todo */
410 int current_iconbar; /**< What is currently in the iconbar? */
411 char floordiv_expanded[32]; /**< which floordiv currently expanded */
412 int selected_language; /**< Language selected by user */
413 time_t last_pager_check; /**< last time we polled for instant msgs */
414 int nonce; /**< session nonce (to prevent session riding) */
415 int time_format_cache; /**< which timeformat does our user like? */
418 /** values for WC->current_iconbar */
420 current_iconbar_menu, /**< view the icon menue */
421 current_iconbar_roomlist /**< view the roomtree */
430 #define num_parms(source) num_tokens(source, '|')
433 /* Per-session data */
434 #define WC ((struct wcsession *)pthread_getspecific(MyConKey))
435 extern pthread_key_t MyConKey;
437 /* Per-thread SSL context */
439 #define THREADSSL ((SSL *)pthread_getspecific(ThreadSSL))
440 extern pthread_key_t ThreadSSL;
441 extern char ctdl_key_dir[PATH_MAX];
442 extern char file_crpt_file_key[PATH_MAX];
443 extern char file_crpt_file_csr[PATH_MAX];
444 extern char file_crpt_file_cer[PATH_MAX];
447 struct serv_info serv_info;
448 extern char floorlist[128][SIZ];
449 extern char *axdefs[];
450 extern char *ctdlhost, *ctdlport;
451 extern int http_port;
452 extern char *server_cookie;
454 extern int setup_wizard;
455 extern char wizard_filename[];
456 extern time_t if_modified_since;
457 extern int follow_xff;
458 void do_setup_wizard(void);
461 void InitialiseSemaphores(void);
462 void begin_critical_section(int which_one);
463 void end_critical_section(int which_one);
466 void stuff_to_cookie(char *cookie, size_t clen, int session,
467 char *user, char *pass, char *room);
468 void cookie_to_stuff(char *cookie, int *session,
469 char *user, size_t user_len,
470 char *pass, size_t pass_len,
471 char *room, size_t room_len);
472 void locate_host(char *, int);
473 void become_logged_in(char *, char *, char *);
475 void display_login(char *mesg);
476 void do_welcome(void);
477 void do_logout(void);
478 void display_main_menu(void);
479 void display_aide_menu(void);
480 void display_shutdown(void);
481 void display_advanced_menu(void);
482 void slrp_highest(void);
485 void get_serv_info(char *, char *);
486 int uds_connectsock(char *);
487 int tcp_connectsock(char *, char *);
488 void serv_getln(char *strbuf, int bufsize);
489 void serv_puts(char *string);
491 void who_inner_div(void);
492 void wholist_section(void);
493 void tasks_section(void);
494 void calendar_section(void);
495 void ajax_mini_calendar(void);
496 void new_messages_section(void);
497 void fmout(char *align);
498 void pullquote_fmout(void);
499 void wDumpContent(int);
500 void serv_printf(const char *format,...);
501 char *bstr(char *key);
502 void urlescputs(char *);
503 void jsesc(char *, size_t, char *);
504 void jsescputs(char *);
505 void output_headers( int do_httpheaders,
511 void wprintf(const char *format,...);
512 void output_static(char *what);
513 void display_mime_icon(void);
514 void print_menu_box(char* Title, char *Class, int nLines, ...);
515 long stresc(char *target, long tSize, char *strbuf, int nbsp, int nolinebreaks);
516 void escputs(char *strbuf);
518 void escputs1(char *strbuf, int nbsp, int nolinebreaks);
519 void msgesc(char *target, size_t tlen, char *strbuf);
520 void msgescputs(char *strbuf);
521 void msgescputs1(char *strbuf);
522 void stripout(char *str, char leftboundary, char rightboundary);
523 void dump_vars(void);
524 void embed_main_menu(void);
525 void serv_read(char *buf, int bytes);
526 void readloop(char *oper);
527 void read_message(long msgnum, int printable_view, char *section);
528 void embed_message(char *msgnum_as_string);
529 void print_message(char *msgnum_as_string);
530 void display_headers(char *msgnum_as_string);
531 void text_to_server(char *ptr);
532 void text_to_server_qp(char *ptr);
533 void display_enter(void);
534 void post_message(void);
535 void confirm_delete_msg(void);
536 void delete_msg(void);
537 void confirm_move_msg(void);
541 void display_page(void);
542 void page_user(void);
544 void display_private(char *rname, int req_pass);
545 void goto_private(void);
546 void zapped_list(void);
547 void display_zap(void);
549 void display_success(char *);
550 void authorization_required(const char *message);
551 void display_entroom(void);
553 void display_editroom(void);
556 void display_whok(void);
557 void do_invt_kick(void);
558 void server_to_text(void);
559 void save_edit(char *description, char *enter_cmd, int regoto);
560 void display_edit(char *description, char *check_cmd,
561 char *read_cmd, char *save_cmd, int with_room_banner);
562 int gotoroom(char *gname);
563 void confirm_delete_room(void);
564 void delete_room(void);
566 void display_graphics_upload(char *, char *, char *);
567 void do_graphics_upload(char *upl_cmd);
568 void serv_read(char *buf, int bytes);
569 void serv_gets(char *strbuf);
570 void serv_write(char *buf, int nbytes);
571 void serv_puts(char *string);
572 void serv_printf(const char *format,...);
573 void load_floorlist(void);
574 void display_reg(int);
575 void display_changepw(void);
577 void display_edit_node(void);
578 void edit_node(void);
579 void display_netconf(void);
580 void display_confirm_delete_node(void);
581 void delete_node(void);
582 void display_add_node(void);
583 void terminate_session(void);
584 void shutdown_sessions(void);
585 void do_housekeeping(void);
587 void display_siteconfig(void);
588 void siteconfig(void);
589 void display_generic(void);
590 void do_generic(void);
591 void ajax_servcmd(void);
592 void display_menubar(int);
593 void smart_goto(char *);
594 void worker_entry(void);
595 void session_loop(struct httprequest *);
596 size_t wc_strftime(char *s, size_t max, const char *format, const struct tm *tm);
597 void fmt_time(char *buf, time_t thetime);
598 void httpdate(char *buf, time_t thetime);
599 time_t httpdate_to_timestamp(char *buf);
600 void end_webcit_session(void);
601 void page_popup(void);
602 void chat_recv(void);
603 void chat_send(void);
604 void http_redirect(char *);
605 void clear_substs(struct wcsession *wc);
606 void clear_local_substs(void);
607 void svprintf(char *keyname, int keytype, const char *format,...);
608 void svcallback(char *keyname, void (*fcn_ptr)() );
609 void do_template(void *templatename);
610 int lingering_close(int fd);
611 char *memreadline(char *start, char *buf, int maxlen);
612 char *memreadlinelen(char *start, char *buf, int maxlen, int *retlen);
613 long extract_token(char *dest, const char *source, int parmnum, char separator, int maxlen);
614 void remove_token(char *source, int parmnum, char separator);
615 char *load_mimepart(long msgnum, char *partnum);
616 int pattern2(char *search, char *patn);
617 void do_edit_vcard(long, char *, char *, char *);
618 void edit_vcard(void);
619 void submit_vcard(void);
620 void striplt(char *);
621 void stripltlen(char *, int *);
622 void select_user_to_edit(char *message, char *preselect);
623 void delete_user(char *);
624 void display_edituser(char *who, int is_new);
625 void create_user(void);
627 void do_change_view(int);
628 void change_view(void);
630 void load_preferences(void);
631 void save_preferences(void);
632 void get_preference(char *key, char *value, size_t value_len);
633 void set_preference(char *key, char *value, int save_to_server);
635 int is_msg_in_mset(char *mset, long msgnum);
636 char *safestrncpy(char *dest, const char *src, size_t n);
637 void display_addressbook(long msgnum, char alpha);
638 void offer_start_page(void);
639 void convenience_page(char *titlebarcolor, char *titlebarmsg, char *messagetext);
640 void change_start_page(void);
641 void output_html(char *, int);
642 void display_floorconfig(char *);
643 void delete_floor(void);
644 void create_floor(void);
645 void rename_floor(void);
646 void do_listsub(void);
647 void toggle_self_service(void);
649 void summary_inner_div(void);
650 ssize_t write(int fd, const void *buf, size_t count);
651 void cal_process_attachment(char *part_source, long msgnum, char *cal_partnum);
652 void display_calendar(long msgnum);
653 void display_task(long msgnum);
654 void display_note(long msgnum);
655 void updatenote(void);
656 void do_calendar_view(void);
657 void do_tasks_view(void);
658 void free_calendar_buffer(void);
659 void calendar_summary_view(void);
660 int load_msg_ptrs(char *servcmd, int with_headers);
661 void free_attachments(struct wcsession *sess);
662 void free_march_list(struct wcsession *wcf);
663 void set_room_policy(void);
664 void display_inetconf(void);
665 void save_inetconf(void);
666 void display_smtpqueue(void);
667 void display_smtpqueue_inner_div(void);
668 void display_sieve(void);
669 void display_rules_editor_inner_div(void);
670 void save_sieve(void);
671 void display_pushemail(void);
672 void save_pushemail(void);
673 void display_add_remove_scripts(char *);
674 void create_script(void);
675 void delete_script(void);
676 void generate_uuid(char *);
677 void CtdlMakeTempFileName(char *, int);
678 void display_preferences(void);
679 void set_preferences(void);
680 void recp_autocomplete(char *);
681 void address_book_popup(void);
682 void display_address_book_middle_div(void);
683 void display_address_book_inner_div(void);
684 void begin_ajax_response(void);
685 void end_ajax_response(void);
686 void initialize_viewdefs(void);
687 void initialize_axdefs(void);
688 void burn_folder_cache(time_t age);
689 void list_all_rooms_by_floor(char *viewpref);
690 void display_room_directory(void);
691 void download_file(char *);
692 void upload_file(void);
694 #ifdef WEBCIT_WITH_CALENDAR_SERVICE
695 void display_edit_task(void);
696 void save_task(void);
697 void display_edit_event(void);
698 void save_event(void);
699 void display_icaltimetype_as_webform(struct icaltimetype *, char *);
700 void icaltime_from_webform(struct icaltimetype *result, char *prefix);
701 void icaltime_from_webform_dateonly(struct icaltimetype *result, char *prefix);
702 void display_edit_individual_event(icalcomponent *supplied_vtodo, long msgnum);
703 void save_individual_event(icalcomponent *supplied_vtodo, long msgnum);
704 void respond_to_request(void);
705 void handle_rsvp(void);
706 void ical_dezonify(icalcomponent *cal);
707 void partstat_as_string(char *buf, icalproperty *attendee);
708 icalcomponent *ical_encapsulate_subcomponent(icalcomponent *subcomp);
709 void check_attendee_availability(icalcomponent *supplied_vevent);
710 void do_freebusy(char *req);
711 int ical_ctdl_is_overlap(
712 struct icaltimetype t1start,
713 struct icaltimetype t1end,
714 struct icaltimetype t2start,
715 struct icaltimetype t2end
720 void initialize_locales(void);
723 extern char *months[];
725 void read_server_binary(char *buffer, size_t total_len);
726 char *read_server_text(void);
727 int goto_config_room(void);
728 long locate_user_vcard(char *username, long usernum);
729 void sleeeeeeeeeep(int);
730 void http_transmit_thing(char *thing, size_t length, const char *content_type,
732 void unescape_input(char *buf);
733 void do_iconbar(void);
734 void do_iconbar_roomlist(void);
735 void do_selected_iconbar(void);
736 void display_customize_iconbar(void);
737 void commit_iconbar(void);
738 int CtdlDecodeQuotedPrintable(char *decoded, char *encoded, int sourcelen);
739 void spawn_another_worker_thread(void);
740 void display_rss(char *roomname, char *request_method);
741 void set_floordiv_expanded(char *which_floordiv);
742 void offer_languages(void);
743 void set_selected_language(char *);
744 void go_selected_language(void);
745 void stop_selected_language(void);
746 void preset_locale(void);
747 void httplang_to_locale(char *LocaleString);
748 void tabbed_dialog(int num_tabs, char *tabnames[]);
749 void begin_tab(int tabnum, int num_tabs);
750 void end_tab(int tabnum, int num_tabs);
751 void str_wiki_index(char *s);
752 void display_wiki_page(void);
753 int get_time_format_cached (void);
754 int xtoi(char *in, size_t len);
755 void webcit_fmt_date(char *buf, time_t thetime, int brief);
758 iconv_t ctdl_iconv_open(const char *tocode, const char *fromcode);
761 void embed_room_banner(char *, int);
763 /* navbar types that can be passed to embed_room_banner */
773 void ssl_lock(int mode, int n, const char *file, int line);
774 int starttls(int sock);
775 extern SSL_CTX *ssl_ctx;
776 int client_read_ssl(char *buf, int bytes, int timeout);
777 void client_write_ssl(char *buf, int nbytes);
782 int ZEXPORT compress_gzip(Bytef * dest, size_t * destLen,
783 const Bytef * source, uLong sourceLen, int level);
787 void utf8ify_rfc822_string(char *buf);
790 void begin_burst(void);
791 void end_burst(void);
793 extern char *hourname[]; /**< Names of hours (12am, 1am, etc.) */
795 void http_datestring(char *buf, size_t n, time_t xtime);
798 /* These should be empty, but we have them for testing */
799 #define DEFAULT_HTTPAUTH_USER ""
800 #define DEFAULT_HTTPAUTH_PASS ""
803 /* Exit codes 101 through 109 are initialization failures so we don't want to
804 * just keep respawning indefinitely.
806 #define WC_EXIT_BIND 101 /* Can't bind to the port */
807 #define WC_EXIT_SSL 102 /* Can't initialize SSL */
810 #define WC_TIMEFORMAT_NONE 0
811 #define WC_TIMEFORMAT_AMPM 1
812 #define WC_TIMEFORMAT_24 2