7 #include <sys/select.h>
19 #include <sys/types.h>
21 #include <sys/socket.h>
22 #ifdef HAVE_SYS_TIME_H
29 #include <netinet/in.h>
30 #include <arpa/inet.h>
40 #include <sys/utsname.h>
42 #include <libcitadel.h>
45 #define INADDR_NONE 0xffffffff
59 extern locale_t wc_locales[];
61 #define _(string) gettext(string)
63 #define _(string) (string)
66 #define IsEmptyStr(a) ((a)[0] == '\0')
68 * Uncomment to dump an HTTP trace to stderr
69 #define HTTP_TRACING 1
81 #include <libical/ical.h>
87 #undef PACKAGE_TARNAME
88 #undef PACKAGE_VERSION
89 #undef PACKAGE_BUGREPORT
92 ////////#include "hash.h"
95 /* Work around RedHat's b0rken OpenSSL includes */
96 #define OPENSSL_NO_KRB5
97 #include <openssl/ssl.h>
98 #include <openssl/err.h>
99 #include <openssl/rand.h>
102 #define CALENDAR_ROOM_NAME "Calendar"
103 #define PRODID "-//Citadel//NONSGML Citadel Calendar//EN"
105 #define SIZ 4096 /* generic buffer size */
107 #define TRACE fprintf(stderr, "Checkpoint: %s, %d\n", __FILE__, __LINE__)
109 #define SLEEPING 180 /* TCP connection timeout */
110 #define WEBCIT_TIMEOUT 900 /* WebCit session timeout */
111 #define PORT_NUM 2000 /* port number to listen on */
112 #define DEVELOPER_ID 0
114 #define CLIENT_VERSION 739 /* This version of WebCit */
115 #define MINIMUM_CIT_VERSION 739 /* min required Citadel ver */
116 #define LIBCITADEL_MIN 739 /* min required libcitadel ver */
117 #define DEFAULT_HOST "localhost" /* Default Citadel server */
118 #define DEFAULT_PORT "504"
119 #define TARGET "webcit01" /* Target for inline URL's */
120 #define HOUSEKEEPING 15 /* Housekeeping frequency */
121 #define MIN_WORKER_THREADS 5
122 #define MAX_WORKER_THREADS 250
123 #define LISTEN_QUEUE_LENGTH 100 /* listen() backlog queue */
125 #define USERCONFIGROOM "My Citadel Config"
126 #define DEFAULT_MAXMSGS 20
129 #ifdef LIBCITADEL_VERSION_NUMBER
130 #if LIBCITADEL_VERSION_NUMBER < LIBCITADEL_MIN
131 #error libcitadel is too old. Please upgrade it before continuing.
137 * Room flags (from Citadel)
141 #define QR_PERMANENT 1 /* Room does not purge */
142 #define QR_INUSE 2 /* Set if in use, clear if avail */
143 #define QR_PRIVATE 4 /* Set for any type of private room */
144 #define QR_PASSWORDED 8 /* Set if there's a password too */
145 #define QR_GUESSNAME 16 /* Set if it's a guessname room */
146 #define QR_DIRECTORY 32 /* Directory room */
147 #define QR_UPLOAD 64 /* Allowed to upload */
148 #define QR_DOWNLOAD 128 /* Allowed to download */
149 #define QR_VISDIR 256 /* Visible directory */
150 #define QR_ANONONLY 512 /* Anonymous-Only room */
151 #define QR_ANONOPT 1024 /* Anonymous-Option room */
152 #define QR_NETWORK 2048 /* Shared network room */
153 #define QR_PREFONLY 4096 /* Preferred status needed to enter */
154 #define QR_READONLY 8192 /* Aide status required to post */
155 #define QR_MAILBOX 16384 /* Set if this is a private mailbox */
160 #define QR2_SYSTEM 1 /* System room; hide by default */
161 #define QR2_SELFLIST 2 /* Self-service mailing list mgmt */
162 #define QR2_COLLABDEL 4 /* Anyone who can post can also delete*/
163 #define QR2_SUBJECTREQ 8 /* Subject strongly recommended */
164 #define QR2_SMTP_PUBLIC 16 /* smtp public postable room */
165 #define QR2_MODERATED 32 /* Listservice aide has to permit posts */
171 #define UA_GOTOALLOWED 4
172 #define UA_HASNEWMSGS 8
177 * User flags (from Citadel)
179 #define US_NEEDVALID 1 /* User needs to be validated */
180 #define US_PERM 4 /* Permanent user */
181 #define US_LASTOLD 16 /* Print last old message with new */
182 #define US_EXPERT 32 /* Experienced user */
183 #define US_UNLISTED 64 /* Unlisted userlog entry */
184 #define US_NOPROMPT 128 /* Don't prompt after each message */
185 #define US_PROMPTCTL 256 /* <N>ext & <S>top work at prompt */
186 #define US_DISAPPEAR 512 /* Use "disappearing msg prompts" */
187 #define US_REGIS 1024 /* Registered user */
188 #define US_PAGINATOR 2048 /* Pause after each screen of text */
189 #define US_INTERNET 4096 /* Internet mail privileges */
190 #define US_FLOORS 8192 /* User wants to see floors */
191 #define US_COLOR 16384 /* User wants ANSI color support */
192 #define US_USER_SET (US_LASTOLD | US_EXPERT | US_UNLISTED | \
193 US_NOPROMPT | US_DISAPPEAR | US_PAGINATOR | \
194 US_FLOORS | US_COLOR | US_PROMPTCTL )
197 * NLI is the string that shows up in a who's online listing for sessions
198 * that are active, but for which no user has yet authenticated.
200 #define NLI "(not logged in)"
204 * \brief Linked list of session variables encoded in an x-www-urlencoded content type
206 typedef struct urlcontent urlcontent;
208 char url_key[32]; /* the variable name */
209 StrBuf *url_data; /* its value */
213 * \brief information about us ???
216 int serv_pid; /* Process ID of the Citadel server */
217 char serv_nodename[32]; /* Node name of the Citadel server */
218 char serv_humannode[64]; /* human readable node name of the Citadel server */
219 char serv_fqdn[64]; /* fully quallified Domain Name (such as uncensored.citadel.org) */
220 char serv_software[64]; /* What version does our connected citadel server use */
221 int serv_rev_level; /* Whats the citadel server revision */
222 char serv_bbs_city[64]; /* Geographic location of the Citadel server */
223 char serv_sysadm[64]; /* Name of system administrator */
224 char serv_moreprompt[256]; /* Whats the commandline textprompt */
225 int serv_ok_floors; /* nonzero == server supports floors */
226 int serv_supports_ldap; /* is the server linked against an ldap tree for adresses? */
227 int serv_newuser_disabled; /* Has the server disabled self-service new user creation? */
228 char serv_default_cal_zone[128];/* Default timezone for unspecified calendar items */
229 int serv_supports_sieve; /* Does the server support Sieve mail filtering? */
230 int serv_fulltext_enabled; /* Does the server have the full text index enabled? */
231 char serv_svn_revision[256]; /* SVN revision of the server */
232 int serv_supports_openid; /* Does the server support authentication via OpenID? */
238 * \brief This struct holds a list of rooms for \\\<G\\\>oto operations.
241 struct march *next; /* pointer to next in linked list */
242 char march_name[128]; /* name of room */
243 int march_floor; /* floor number of room */
244 int march_order; /* sequence in which we are to visit this room */
248 * \brief This struct holds a list of rooms for client display.
249 * It is a binary tree.
252 struct roomlisting *lnext; /* pointer to 'left' tree node */
253 struct roomlisting *rnext; /* pointer to 'right' tree node */
254 char rlname[128]; /* name of room */
255 unsigned rlflags; /* room flags */
256 int rlfloor; /* the floor it resides on */
257 int rlorder; /* room listing order */
264 typedef struct _TemplateParam {
271 typedef struct _TemplateToken {
274 const char *pTokenStart;
277 const char *pTokenEnd;
286 TemplateParam *Params[MAXPARAM];
289 typedef void (*WCHandlerFunc)();
293 * \brief Dynamic content for variable substitution in templates
295 typedef struct _wcsubst {
296 int wcs_type; /* which type of Substitution are we */
297 char wcs_key[32]; /* copy of our hashkey for debugging */
298 StrBuf *wcs_value; /* if we're a string, keep it here */
299 long lvalue; /* type long? keep data here */
300 int ContextRequired; /* do we require a context type? */
301 WCHandlerFunc wcs_function; /* funcion hook ???*/
305 #define CTX_SITECFG 1
306 #define CTX_SESSION 2
307 #define CTX_INETCFG 3
311 #define CTX_NODECONF 7
312 #define CTX_USERLIST 8
314 void RegisterNS(const char *NSName, long len,
317 WCHandlerFunc HandlerFunc,
318 int ContextRequired);
319 #define RegisterNamespace(a, b, c, d, e) RegisterNS(a, sizeof(a)-1, b, c, d, e)
321 typedef int (*WCConditionalFunc)(WCTemplateToken *Token, void *Context, int ContextType);
322 typedef struct _ConditionalStruct {
325 WCConditionalFunc CondF;
327 void RegisterConditional(const char *Name, long len,
329 WCConditionalFunc CondF,
330 int ContextRequired);
334 typedef void (*SubTemplFunc)(StrBuf *TemplBuffer, void *Context, WCTemplateToken *Token);
335 typedef HashList *(*RetrieveHashlistFunc)(WCTemplateToken *Token);
336 typedef void (*HashDestructorFunc) (HashList **KillMe);
337 void RegisterITERATOR(const char *Name, long len,
338 int AdditionalParams,
339 HashList *StaticList,
340 RetrieveHashlistFunc GetHash,
341 SubTemplFunc DoSubTempl,
342 HashDestructorFunc Destructor,
344 #define RegisterIterator(a, b, c, d, e, f, g) RegisterITERATOR(a, sizeof(a)-1, b, c, d, e, f, g)
346 void SVPut(char *keyname, size_t keylen, int keytype, char *Data);
347 #define svput(a, b, c) SVPut(a, sizeof(a) - 1, b, c)
348 void SVPutLong(char *keyname, size_t keylen, long Data);
349 #define svputlong(a, b) SVPutLong(a, sizeof(a) - 1, b)
350 void svprintf(char *keyname, size_t keylen, int keytype, const char *format,...) __attribute__((__format__(__printf__,4,5)));
351 void SVPRINTF(char *keyname, int keytype, const char *format,...) __attribute__((__format__(__printf__,3,4)));
352 void SVCALLBACK(char *keyname, WCHandlerFunc fcn_ptr);
353 void SVCallback(char *keyname, size_t keylen, WCHandlerFunc fcn_ptr);
354 #define svcallback(a, b) SVCallback(a, sizeof(a) - 1, b)
356 void SVPUTBuf(const char *keyname, int keylen, const StrBuf *Buf, int ref);
357 #define SVPutBuf(a, b, c); SVPUTBuf(a, sizeof(a) - 1, b, c)
359 void DoTemplate(const char *templatename, long len, StrBuf *Target, void *Context, int ContextType);
360 #define do_template(a, b) DoTemplate(a, sizeof(a) -1, NULL, b, 0);
361 void url_do_template(void);
363 int CompareSubstToToken(TemplateParam *ParamToCompare, TemplateParam *ParamToLookup);
364 int CompareSubstToStrBuf(StrBuf *Compare, TemplateParam *ParamToLookup);
370 * \brief Values for wcs_type
373 WCS_STRING, /* its a string */
374 WCS_FUNCTION, /* its a function callback */
375 WCS_SERVCMD, /* its a command to send to the citadel server */
376 WCS_STRBUF, /* its a strbuf we own */
377 WCS_STRBUF_REF, /* its a strbuf we mustn't free */
378 WCS_LONG /* its an integer */
382 * \brief mail attachment ???
384 struct wc_attachment {
385 struct wc_attachment *next;/* pointer to next in list */
386 size_t length; /* length of the contenttype */
387 char content_type[SIZ]; /* the content itself ???*/
388 char filename[SIZ]; /* the filename hooked to this content ??? */
389 char *data; /* the data pool; aka this content */
390 long lvalue; /* if we put a long... */
394 * \brief message summary structure. ???
396 struct message_summary {
397 time_t date; /* its creation date */
398 long msgnum; /* the message number on the citadel server */
399 char from[128]; /* the author */
400 char to[128]; /* the recipient */
401 char subj[256]; /* the title / subject */
402 int hasattachments; /* does it have atachments? */
403 int is_new; /* is it yet read? */
407 * \brief Data structure for roomlist-to-folderlist conversion
410 int floor; /* which floor is it on */
411 char room[SIZ]; /* which roomname ??? */
412 char name[SIZ]; /* which is its own name??? */
413 int hasnewmsgs; /* are there unread messages inside */
414 int is_mailbox; /* is it a mailbox? */
415 int selectable; /* can we select it ??? */
416 int view; /* whats its default view? inbox/calendar.... */
417 int num_rooms; /* If this is a floor, how many rooms does it have */
420 typedef struct _disp_cal {
421 icalcomponent *cal; /* cal items for display */
422 long cal_msgnum; /* cal msgids for display */
423 char *from; /* owner of this component */
424 int unread; /* already seen by the user? */
435 * One of these is kept for each active Citadel session.
436 * HTTP transactions are bound to one at a time.
439 struct wcsession *next; /* Linked list */
440 int wc_session; /* WebCit session ID */
441 char wc_username[128]; /* login name of current user */
442 char wc_fullname[128]; /* Screen name of current user */
443 char wc_password[128]; /* Password of current user */
444 char wc_roomname[256]; /* Room we are currently in */
445 int connected; /* nonzero == we are connected to Citadel */
446 int logged_in; /* nonzero == we are logged in */
447 int axlevel; /* this user's access level */
448 int is_aide; /* nonzero == this user is an Aide */
449 int is_room_aide; /* nonzero == this user is a Room Aide in this room */
450 int http_sock; /* HTTP server socket */
451 int serv_sock; /* Client socket to Citadel server */
452 int chat_sock; /* Client socket to Citadel server - for chat */
453 unsigned room_flags; /* flags associated with the current room */
454 unsigned room_flags2; /* flags associated with the current room */
455 int wc_view; /* view for the current room */
456 int wc_default_view; /* default view for the current room */
457 int wc_is_trash; /* nonzero == current room is a Trash folder */
458 int wc_floor; /* floor number of current room */
459 char ugname[128]; /* where does 'ungoto' take us */
460 long uglsn; /* last seen message number for ungoto */
461 int upload_length; /* content length of http-uploaded data */
462 char *upload; /* pointer to http-uploaded data */
463 char upload_filename[PATH_MAX]; /* filename of http-uploaded data */
464 char upload_content_type[256]; /* content type of http-uploaded data */
465 int new_mail; /* user has new mail waiting */
466 int remember_new_mail; /* last count of new mail messages */
467 int need_regi; /* This user needs to register. */
468 int need_vali; /* New users require validation. */
469 char cs_inet_email[256]; /* User's preferred Internet addr. */
470 pthread_mutex_t SessionMutex; /* mutex for exclusive access */
471 time_t lastreq; /* Timestamp of most recent HTTP */
472 int killthis; /* Nonzero == purge this session */
473 struct march *march; /* march mode room list */
474 char reply_to[512]; /* reply-to address */
475 long msgarr[10000]; /* for read operations */
476 int num_summ; /* number of messages in mailbox summary view */
477 struct message_summary *summ; /* array of messages for mailbox summary view */
478 int is_mobile; /* Client is a handheld browser */
479 HashList *urlstrings; /* variables passed to webcit in a URL */
480 HashList *vars; /* HTTP variable substitutions for this page */
481 char this_page[512]; /* URL of current page */
482 char http_host[512]; /* HTTP Host: header */
483 HashList *hash_prefs; /* WebCit preferences for this user */
484 HashList *disp_cal_items; /* sorted list of calendar items; startdate is the sort criteria. */
485 struct wc_attachment *first_attachment; /* linked list of attachments for 'enter message' */
486 char last_chat_user[256];
487 char ImportantMessage[SIZ];
488 int ctdl_pid; /* Session ID on the Citadel server */
489 char httpauth_user[256]; /* only for GroupDAV sessions */
490 char httpauth_pass[256]; /* only for GroupDAV sessions */
491 int gzip_ok; /* Nonzero if Accept-encoding: gzip */
492 int is_mailbox; /* the current room is a private mailbox */
493 struct folder *cache_fold; /* cache the iconbar room list */
494 int cache_max_folders;
495 int cache_num_floors;
496 time_t cache_timestamp;
497 HashList *IconBarSetttings; /* which icons should be shown / not shown? */
498 long current_iconbar; /* What is currently in the iconbar? */
499 const StrBuf *floordiv_expanded; /* which floordiv currently expanded */
500 int selected_language; /* Language selected by user */
501 time_t last_pager_check; /* last time we polled for instant msgs */
502 int nonce; /* session nonce (to prevent session riding) */
503 int time_format_cache; /* which timeformat does our user like? */
504 StrBuf *UrlFragment1; /* first urlfragment, if NEED_URL is specified by handler*/
505 StrBuf *UrlFragment2; /* second urlfragment, if NEED_URL is specified by handler*/
506 StrBuf *WBuf; /* Our output buffer */
507 StrBuf *HBuf; /* Our HeaderBuffer */
508 StrBuf *CLineBuf; /* linebuffering client stuff */
509 HashList *ServCfg; /* cache our server config for editing */
510 HashList *InetCfg; /* Our inet server config for editing */
511 StrBuf *trailing_javascript; /* extra javascript to be appended to page */
514 /* values for WC->current_iconbar */
516 current_iconbar_menu, /* view the icon menue */
517 current_iconbar_roomlist /* view the roomtree */
527 * calview contains data passed back and forth between the message fetching loop
528 * and the calendar view renderer.
547 #define num_parms(source) num_tokens(source, '|')
550 /* Per-session data */
551 #define WC ((struct wcsession *)pthread_getspecific(MyConKey))
552 extern pthread_key_t MyConKey;
554 /* Per-thread SSL context */
556 #define THREADSSL ((SSL *)pthread_getspecific(ThreadSSL))
557 extern pthread_key_t ThreadSSL;
558 extern char ctdl_key_dir[PATH_MAX];
559 extern char file_crpt_file_key[PATH_MAX];
560 extern char file_crpt_file_csr[PATH_MAX];
561 extern char file_crpt_file_cer[PATH_MAX];
564 struct serv_info serv_info;
565 extern char floorlist[128][SIZ];
566 extern char *axdefs[];
567 extern char *ctdlhost, *ctdlport;
568 extern int http_port;
569 extern char *server_cookie;
571 extern int setup_wizard;
572 extern char wizard_filename[];
573 extern time_t if_modified_since;
574 extern int follow_xff;
575 extern HashList *HandlerHash;
576 extern HashList *PreferenceHooks;
577 extern HashList *WirelessTemplateCache;
578 extern HashList *WirelessLocalTemplateCache;
579 extern HashList *TemplateCache;
580 extern HashList *LocalTemplateCache;
581 extern HashList *GlobalNS;
582 extern HashList *Iterators;
583 extern HashList *ZoneHash;
584 extern HashList *Contitionals;
587 void InitialiseSemaphores(void);
588 void begin_critical_section(int which_one);
589 void end_critical_section(int which_one);
592 void stuff_to_cookie(char *cookie, size_t clen, int session,
593 char *user, char *pass, char *room);
594 void cookie_to_stuff(StrBuf *cookie, int *session,
595 char *user, size_t user_len,
596 char *pass, size_t pass_len,
597 char *room, size_t room_len);
598 void locate_host(char *, int);
599 void become_logged_in(char *, char *, char *);
600 void openid_manual_create(void);
601 void display_login(char *mesg);
602 void display_openids(void);
603 void do_welcome(void);
604 void do_logout(void);
605 void display_main_menu(void);
606 void display_aide_menu(void);
607 void display_advanced_menu(void);
608 void slrp_highest(void);
609 void get_serv_info(char *, char *);
610 int uds_connectsock(char *);
611 int tcp_connectsock(char *, char *);
612 int serv_getln(char *strbuf, int bufsize);
613 int StrBuf_ServGetln(StrBuf *buf);
614 void serv_puts(const char *string);
616 void who_inner_div(void);
617 void ajax_mini_calendar(void);
618 void fmout(char *align);
619 void _fmout(StrBuf *Targt, char *align);
620 void pullquote_fmout(void);
621 void wDumpContent(int);
623 /* These may return NULL if not foud */
624 #define sbstr(a) SBstr(a, sizeof(a) - 1)
625 const StrBuf *SBSTR(const char *key);
626 const StrBuf *SBstr(const char *key, size_t keylen);
628 #define xbstr(a, b) (char*) XBstr(a, sizeof(a) - 1, b)
629 const char *XBstr(const char *key, size_t keylen, size_t *len);
630 const char *XBSTR(const char *key, size_t *len);
632 #define lbstr(a) LBstr(a, sizeof(a) - 1)
633 long LBstr(const char *key, size_t keylen);
634 long LBSTR(const char *key);
636 #define ibstr(a) IBstr(a, sizeof(a) - 1)
637 int IBstr(const char *key, size_t keylen);
638 int IBSTR(const char *key);
640 #define havebstr(a) HaveBstr(a, sizeof(a) - 1)
641 int HaveBstr(const char *key, size_t keylen);
642 int HAVEBSTR(const char *key);
644 #define yesbstr(a) YesBstr(a, sizeof(a) - 1)
645 int YesBstr(const char *key, size_t keylen);
646 int YESBSTR(const char *key);
648 /* TODO: get rid of the non-const-typecast */
649 #define bstr(a) (char*) Bstr(a, sizeof(a) - 1)
650 const char *BSTR(const char *key);
651 const char *Bstr(const char *key, size_t keylen);
655 void UrlescPutStrBuf(const StrBuf *strbuf);
656 void StrEscPuts(const StrBuf *strbuf);
657 void StrEscputs1(const StrBuf *strbuf, int nbsp, int nolinebreaks);
659 void urlescputs(const char *);
660 void hurlescputs(const char *);
661 void jsesc(char *, size_t, char *);
662 void jsescputs(char *);
663 void output_headers( int do_httpheaders,
669 void wprintf(const char *format,...)__attribute__((__format__(__printf__,1,2)));
670 void hprintf(const char *format,...)__attribute__((__format__(__printf__,1,2)));
671 void output_static(char *what);
672 void display_mime_icon(void);
673 void print_menu_box(char* Title, char *Class, int nLines, ...);
674 long stresc(char *target, long tSize, char *strbuf, int nbsp, int nolinebreaks);
675 void escputs(char *strbuf);
676 void url(char *buf, size_t bufsize);
677 void escputs1(char *strbuf, int nbsp, int nolinebreaks);
678 void msgesc(char *target, size_t tlen, char *strbuf);
679 void msgescputs(char *strbuf);
680 void msgescputs1(char *strbuf);
681 void stripout(char *str, char leftboundary, char rightboundary);
682 void dump_vars(void);
683 void embed_main_menu(void);
684 void serv_read(char *buf, int bytes);
685 void readloop(char *oper);
686 void read_message(long msgnum, int printable_view, char *section);
687 void text_to_server(char *ptr);
688 void text_to_server_qp(char *ptr);
689 void confirm_delete_msg(void);
690 void display_success(char *);
691 void authorization_required(const char *message);
692 void server_to_text(void);
693 void save_edit(char *description, char *enter_cmd, int regoto);
694 void display_edit(char *description, char *check_cmd,
695 char *read_cmd, char *save_cmd, int with_room_banner);
696 int gotoroom(char *gname);
697 void confirm_delete_room(void);
699 void display_graphics_upload(char *, char *, char *);
700 void do_graphics_upload(char *upl_cmd);
701 void serv_read(char *buf, int bytes);
702 void serv_gets(char *strbuf);
703 void serv_write(const char *buf, int nbytes);
704 void serv_puts(const char *string);
705 void serv_putbuf(const StrBuf *string);
706 void serv_printf(const char *format,...)__attribute__((__format__(__printf__,1,2)));
707 void load_floorlist(void);
708 void shutdown_sessions(void);
709 void do_housekeeping(void);
710 void smart_goto(char *);
711 void worker_entry(void);
712 void session_loop(HashList *HTTPHeaders, StrBuf *ReqLine, StrBuf *ReqType, StrBuf *ReadBuf);
713 size_t wc_strftime(char *s, size_t max, const char *format, const struct tm *tm);
714 void fmt_time(char *buf, time_t thetime);
715 void httpdate(char *buf, time_t thetime);
716 time_t httpdate_to_timestamp(StrBuf *buf);
717 void end_webcit_session(void);
718 void page_popup(void);
719 void http_redirect(const char *);
720 void clear_substs(struct wcsession *wc);
721 void clear_local_substs(void);
725 int lingering_close(int fd);
726 char *memreadline(char *start, char *buf, int maxlen);
727 char *memreadlinelen(char *start, char *buf, int maxlen, int *retlen);
728 long extract_token(char *dest, const char *source, int parmnum, char separator, int maxlen);
729 void remove_token(char *source, int parmnum, char separator);
730 char *load_mimepart(long msgnum, char *partnum);
731 int pattern2(char *search, char *patn);
732 void do_edit_vcard(long, char *, char *, char *);
733 void striplt(char *);
734 void stripltlen(char *, int *);
735 void select_user_to_edit(char *message, char *preselect);
736 void delete_user(char *);
737 void do_change_view(int);
741 void load_preferences(void);
742 void save_preferences(void);
743 #define get_preference(a, b) get_PREFERENCE(a, sizeof(a) - 1, b)
744 #define get_pref(a, b) get_PREFERENCE(ChrPtr(a), StrLength(a), b)
745 int get_PREFERENCE(const char *key, size_t keylen, StrBuf **value);
746 #define set_preference(a, b, c) set_PREFERENCE(a, sizeof(a) - 1, b, c)
747 #define set_pref(a, b, c) set_PREFERENCE(ChrPtr(a), StrLength(a), b, c)
748 void set_PREFERENCE(const char *key, size_t keylen, StrBuf *value, int save_to_server);
750 #define get_pref_long(a, b, c) get_PREF_LONG(a, sizeof(a) - 1, b, c)
751 int get_PREF_LONG(const char *key, size_t keylen, long *value, long Default);
752 #define set_pref_long(a, b, c) set_PREF_LONG(a, sizeof(a) - 1, b, c)
753 void set_PREF_LONG(const char *key, size_t keylen, long value, int save_to_server);
755 #define get_pref_yesno(a, b, c) get_PREF_YESNO(a, sizeof(a) - 1, b, c)
756 int get_PREF_YESNO(const char *key, size_t keylen, int *value, int Default);
757 #define set_pref_yesno(a, b, c) set_PREF_YESNO(a, sizeof(a) - 1, b, c)
758 void set_PREF_YESNO(const char *key, size_t keylen, int value, int save_to_server);
760 #define get_room_pref(a) get_ROOM_PREFS(a, sizeof(a) - 1)
761 StrBuf *get_ROOM_PREFS(const char *key, size_t keylen);
763 #define set_room_pref(a, b, c) set_ROOM_PREFS(a, sizeof(a) - 1, b, c)
764 void set_ROOM_PREFS(const char *key, size_t keylen, StrBuf *value, int save_to_server);
766 int is_msg_in_mset(char *mset, long msgnum);
767 void display_addressbook(long msgnum, char alpha);
768 void offer_start_page(StrBuf *Target, int nArgs, WCTemplateToken *Token, void *Context, int ContextType);
769 void convenience_page(char *titlebarcolor, char *titlebarmsg, char *messagetext);
770 void output_html(char *, int, int);
771 void do_listsub(void);
772 void toggle_self_service(void);
773 ssize_t write(int fd, const void *buf, size_t count);
774 void cal_process_attachment(char *part_source, long msgnum, char *cal_partnum);
775 void load_calendar_item(long msgnum, int unread, struct calview *c);
776 void display_task(long msgnum, int unread);
777 void display_note(long msgnum, int unread);
778 void updatenote(void);
779 void parse_calendar_view_request(struct calview *c);
780 void render_calendar_view(struct calview *c);
781 void do_tasks_view(void);
782 void calendar_summary_view(void);
783 int load_msg_ptrs(char *servcmd, int with_headers);
784 void free_attachments(struct wcsession *sess);
785 void free_march_list(struct wcsession *wcf);
786 void display_rules_editor_inner_div(void);
787 void generate_uuid(char *);
788 void CtdlMakeTempFileName(char *, int);
789 void address_book_popup(void);
790 void begin_ajax_response(void);
791 void end_ajax_response(void);
792 void initialize_viewdefs(void);
793 void initialize_axdefs(void);
794 void burn_folder_cache(time_t age);
795 void list_all_rooms_by_floor(const char *viewpref);
796 void display_pictureview(void);
798 void display_edit_task(void);
799 void display_edit_event(void);
800 icaltimezone *get_default_icaltimezone(void);
801 void display_icaltimetype_as_webform(struct icaltimetype *, char *, int);
802 void icaltime_from_webform(struct icaltimetype *result, char *prefix);
803 void icaltime_from_webform_dateonly(struct icaltimetype *result, char *prefix);
804 void display_edit_individual_event(icalcomponent *supplied_vtodo, long msgnum, char *from,
805 int unread, struct calview *calv);
806 void save_individual_event(icalcomponent *supplied_vtodo, long msgnum, char *from,
807 int unread, struct calview *calv);
808 void ical_dezonify(icalcomponent *cal);
809 void partstat_as_string(char *buf, icalproperty *attendee);
810 icalcomponent *ical_encapsulate_subcomponent(icalcomponent *subcomp);
811 void check_attendee_availability(icalcomponent *supplied_vevent);
812 void do_freebusy(const char *req);
813 int ical_ctdl_is_overlap(
814 struct icaltimetype t1start,
815 struct icaltimetype t1end,
816 struct icaltimetype t2start,
817 struct icaltimetype t2end
821 void initialize_locales(void);
822 void ShutdownLocale(void);
824 void TmplGettext(StrBuf *Target, int nTokens, WCTemplateToken *Token);
826 extern char *months[];
828 int read_server_binary(StrBuf *Ret, size_t total_len);
829 int StrBuf_ServGetBLOB(StrBuf *buf, long BlobSize);
830 int read_server_text(StrBuf *Buf, long *nLines);;
831 int goto_config_room(void);
832 long locate_user_vcard(char *username, long usernum);
833 void sleeeeeeeeeep(int);
834 void http_transmit_thing(const char *content_type, int is_static);
835 long unescape_input(char *buf);
836 void do_selected_iconbar(void);
837 int CtdlDecodeQuotedPrintable(char *decoded, char *encoded, int sourcelen);
838 void spawn_another_worker_thread(void);
839 void display_rss(char *roomname, StrBuf *request_method);
840 void offer_languages(StrBuf *Target, int nArgs, WCTemplateToken *Token, void *Context, int ContextType);
841 void set_selected_language(const char *);
842 void go_selected_language(void);
843 void stop_selected_language(void);
844 void preset_locale(void);
845 void httplang_to_locale(StrBuf *LocaleString);
846 void StrEndTab(StrBuf *Target, int tabnum, int num_tabs);
847 void StrBeginTab(StrBuf *Target, int tabnum, int num_tabs);
848 void StrTabbedDialog(StrBuf *Target, int num_tabs, StrBuf *tabnames[]);
849 void tabbed_dialog(int num_tabs, char *tabnames[]);
850 void begin_tab(int tabnum, int num_tabs);
851 void end_tab(int tabnum, int num_tabs);
852 void str_wiki_index(char *s);
853 int get_time_format_cached (void);
854 int xtoi(const char *in, size_t len);
855 const char *get_selected_language(void);
856 void webcit_fmt_date(char *buf, time_t thetime, int brief);
857 int fetch_http(char *url, char *target_buf, int maxbytes);
859 int is_mobile_ua(char *user_agent);
862 iconv_t ctdl_iconv_open(const char *tocode, const char *fromcode);
865 void embed_room_banner(char *, int);
867 /* navbar types that can be passed to embed_room_banner */
877 void ssl_lock(int mode, int n, const char *file, int line);
878 int starttls(int sock);
879 extern SSL_CTX *ssl_ctx;
880 int client_read_sslbuffer(StrBuf *buf, int timeout);
881 void client_write_ssl(const StrBuf *Buf);
886 int ZEXPORT compress_gzip(Bytef * dest, size_t * destLen,
887 const Bytef * source, uLong sourceLen, int level);
890 void utf8ify_rfc822_string(char *buf);
892 void begin_burst(void);
893 long end_burst(void);
895 extern char *hourname[]; /* Names of hours (12am, 1am, etc.) */
897 void http_datestring(char *buf, size_t n, time_t xtime);
900 typedef void (*WebcitHandlerFunc)(void);
901 typedef struct _WebcitHandler{
905 void WebcitAddUrlHandler(const char * UrlString, long UrlSLen, WebcitHandlerFunc F, long Flags);
908 #define ANONYMOUS (1<<1)
909 #define NEED_URL (1<<2)
912 /* These should be empty, but we have them for testing */
913 #define DEFAULT_HTTPAUTH_USER ""
914 #define DEFAULT_HTTPAUTH_PASS ""
917 /* Exit codes 101 through 109 are initialization failures so we don't want to
918 * just keep respawning indefinitely.
920 #define WC_EXIT_BIND 101 /* Can't bind to the port */
921 #define WC_EXIT_SSL 102 /* Can't initialize SSL */
924 #define WC_TIMEFORMAT_NONE 0
925 #define WC_TIMEFORMAT_AMPM 1
926 #define WC_TIMEFORMAT_24 2