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
55 extern locale_t wc_locales[];
57 #define _(string) gettext(string)
59 #define _(string) (string)
62 #define IsEmptyStr(a) ((a)[0] == '\0')
64 * Uncomment to dump an HTTP trace to stderr
65 #define HTTP_TRACING 1
77 #include <libical/ical.h>
83 #undef PACKAGE_TARNAME
84 #undef PACKAGE_VERSION
85 #undef PACKAGE_BUGREPORT
88 ////////#include "hash.h"
91 /* Work around RedHat's b0rken OpenSSL includes */
92 #define OPENSSL_NO_KRB5
93 #include <openssl/ssl.h>
94 #include <openssl/err.h>
95 #include <openssl/rand.h>
98 #define CALENDAR_ROOM_NAME "Calendar"
99 #define PRODID "-//Citadel//NONSGML Citadel Calendar//EN"
101 #define SIZ 4096 /* generic buffer size */
103 #define TRACE fprintf(stderr, "Checkpoint: %s, %d\n", __FILE__, __LINE__)
105 #define SLEEPING 180 /* TCP connection timeout */
106 #define WEBCIT_TIMEOUT 900 /* WebCit session timeout */
107 #define PORT_NUM 2000 /* port number to listen on */
108 #define DEVELOPER_ID 0
110 #define CLIENT_VERSION 737 /* This version of WebCit */
111 #define MINIMUM_CIT_VERSION 737 /* min required Citadel ver */
112 #define LIBCITADEL_MIN 738 /* min required libcitadel ver */
113 #define DEFAULT_HOST "localhost" /* Default Citadel server */
114 #define DEFAULT_PORT "504"
115 #define TARGET "webcit01" /* Target for inline URL's */
116 #define HOUSEKEEPING 15 /* Housekeeping frequency */
117 #define MIN_WORKER_THREADS 5
118 #define MAX_WORKER_THREADS 250
119 #define LISTEN_QUEUE_LENGTH 100 /* listen() backlog queue */
121 #define USERCONFIGROOM "My Citadel Config"
122 #define DEFAULT_MAXMSGS 20
125 #ifdef LIBCITADEL_VERSION_NUMBER
126 #if LIBCITADEL_VERSION_NUMBER < LIBCITADEL_MIN
127 #error libcitadel is too old. Please upgrade it before continuing.
133 * Room flags (from Citadel)
137 #define QR_PERMANENT 1 /**< Room does not purge */
138 #define QR_INUSE 2 /**< Set if in use, clear if avail */
139 #define QR_PRIVATE 4 /**< Set for any type of private room */
140 #define QR_PASSWORDED 8 /**< Set if there's a password too */
141 #define QR_GUESSNAME 16 /**< Set if it's a guessname room */
142 #define QR_DIRECTORY 32 /**< Directory room */
143 #define QR_UPLOAD 64 /**< Allowed to upload */
144 #define QR_DOWNLOAD 128 /**< Allowed to download */
145 #define QR_VISDIR 256 /**< Visible directory */
146 #define QR_ANONONLY 512 /**< Anonymous-Only room */
147 #define QR_ANONOPT 1024 /**< Anonymous-Option room */
148 #define QR_NETWORK 2048 /**< Shared network room */
149 #define QR_PREFONLY 4096 /**< Preferred status needed to enter */
150 #define QR_READONLY 8192 /**< Aide status required to post */
151 #define QR_MAILBOX 16384 /**< Set if this is a private mailbox */
156 #define QR2_SYSTEM 1 /**< System room; hide by default */
157 #define QR2_SELFLIST 2 /**< Self-service mailing list mgmt */
158 #define QR2_COLLABDEL 4 /**< Anyone who can post can also delete*/
159 #define QR2_SUBJECTREQ 8 /**< Subject strongly recommended */
160 #define QR2_SMTP_PUBLIC 16 /* smtp public postable room */
161 #define QR2_MODERATED 32 /* Listservice aide has to permit posts */
167 #define UA_GOTOALLOWED 4
168 #define UA_HASNEWMSGS 8
173 * User flags (from Citadel)
175 #define US_NEEDVALID 1 /**< User needs to be validated */
176 #define US_PERM 4 /**< Permanent user */
177 #define US_LASTOLD 16 /**< Print last old message with new */
178 #define US_EXPERT 32 /**< Experienced user */
179 #define US_UNLISTED 64 /**< Unlisted userlog entry */
180 #define US_NOPROMPT 128 /**< Don't prompt after each message */
181 #define US_PROMPTCTL 256 /**< <N>ext & <S>top work at prompt */
182 #define US_DISAPPEAR 512 /**< Use "disappearing msg prompts" */
183 #define US_REGIS 1024 /**< Registered user */
184 #define US_PAGINATOR 2048 /**< Pause after each screen of text */
185 #define US_INTERNET 4096 /**< Internet mail privileges */
186 #define US_FLOORS 8192 /**< User wants to see floors */
187 #define US_COLOR 16384 /**< User wants ANSI color support */
188 #define US_USER_SET (US_LASTOLD | US_EXPERT | US_UNLISTED | \
189 US_NOPROMPT | US_DISAPPEAR | US_PAGINATOR | \
190 US_FLOORS | US_COLOR | US_PROMPTCTL )
193 * NLI is the string that shows up in a who's online listing for sessions
194 * that are active, but for which no user has yet authenticated.
196 #define NLI "(not logged in)"
200 * \brief Linked list of session variables encoded in an x-www-urlencoded content type
202 typedef struct urlcontent urlcontent;
204 char url_key[32]; /**< the variable name */
205 StrBuf *url_data; /**< its value */
209 * \brief information about us ???
212 int serv_pid; /* Process ID of the Citadel server */
213 char serv_nodename[32]; /* Node name of the Citadel server */
214 char serv_humannode[64]; /* human readable node name of the Citadel server */
215 char serv_fqdn[64]; /* fully quallified Domain Name (such as uncensored.citadel.org) */
216 char serv_software[64]; /* What version does our connected citadel server use */
217 int serv_rev_level; /* Whats the citadel server revision */
218 char serv_bbs_city[64]; /* Geographic location of the Citadel server */
219 char serv_sysadm[64]; /* Name of system administrator */
220 char serv_moreprompt[256]; /* Whats the commandline textprompt */
221 int serv_ok_floors; /* nonzero == server supports floors */
222 int serv_supports_ldap; /* is the server linked against an ldap tree for adresses? */
223 int serv_newuser_disabled; /* Has the server disabled self-service new user creation? */
224 char serv_default_cal_zone[128];/* Default timezone for unspecified calendar items */
225 int serv_supports_sieve; /* Does the server support Sieve mail filtering? */
226 int serv_fulltext_enabled; /* Does the server have the full text index enabled? */
227 char serv_svn_revision[256]; /* SVN revision of the server */
228 int serv_supports_openid; /* Does the server support authentication via OpenID? */
234 * \brief This struct holds a list of rooms for \\\<G\\\>oto operations.
237 struct march *next; /**< pointer to next in linked list */
238 char march_name[128]; /**< name of room */
239 int march_floor; /**< floor number of room */
240 int march_order; /**< sequence in which we are to visit this room */
244 * \brief This struct holds a list of rooms for client display.
245 * It is a binary tree.
248 struct roomlisting *lnext; /**< pointer to 'left' tree node */
249 struct roomlisting *rnext; /**< pointer to 'right' tree node */
250 char rlname[128]; /**< name of room */
251 unsigned rlflags; /**< room flags */
252 int rlfloor; /**< the floor it resides on */
253 int rlorder; /**< room listing order */
259 * \brief Dynamic content for variable substitution in templates
261 typedef struct _wcsubst {
262 int wcs_type; /**< which type of Substitution are we */
263 char wcs_key[32]; /**< copy of our hashkey for debugging */
264 StrBuf *wcs_value; /**< if we're a string, keep it here */
265 long lvalue; /**< type long? keep data here */
266 void (*wcs_function)(void); /**< funcion hook ???*/
272 typedef struct _TemplateParam {
279 typedef struct _TemplateToken {
282 const char *pTokenStart;
285 const char *pTokenEnd;
293 TemplateParam *Params[MAXPARAM];
297 typedef void (*WCHandlerFunc)(StrBuf *Target, int nArgs, WCTemplateToken *Token, void *Context);
298 void RegisterNS(const char *NSName, long len,
301 WCHandlerFunc HandlerFunc);
302 #define RegisterNamespace(a, b, c, d) RegisterNS(a, sizeof(a)-1, b, c, d)
306 typedef int (*WCConditionalFunc)(WCTemplateToken *Token, void *Context);
307 typedef struct _ConditionalStruct {
309 WCConditionalFunc CondF;
311 void RegisterConditional(const char *Name, long len,
313 WCConditionalFunc CondF);
317 typedef void (*SubTemplFunc)(StrBuf *TemplBuffer, void *Context, WCTemplateToken *Token);
318 typedef HashList *(*RetrieveHashlistFunc)(WCTemplateToken *Token);
319 typedef void (*HashDestructorFunc) (HashList **KillMe);
320 void RegisterITERATOR(const char *Name, long len,
321 int AdditionalParams,
322 HashList *StaticList,
323 RetrieveHashlistFunc GetHash,
324 SubTemplFunc DoSubTempl,
325 HashDestructorFunc Destructor);
326 #define RegisterIterator(a, b, c, d, e, f) RegisterITERATOR(a, sizeof(a)-1, b, c, d, e, f)
329 * \brief Values for wcs_type
332 WCS_STRING, /**< its a string */
333 WCS_FUNCTION, /**< its a function callback */
334 WCS_SERVCMD, /**< its a command to send to the citadel server */
335 WCS_STRBUF, /**< its a strbuf we own */
336 WCS_STRBUF_REF, /**< its a strbuf we mustn't free */
337 WCS_LONG /**< its an integer */
341 * \brief mail attachment ???
343 struct wc_attachment {
344 struct wc_attachment *next;/**< pointer to next in list */
345 size_t length; /**< length of the contenttype */
346 char content_type[SIZ]; /**< the content itself ???*/
347 char filename[SIZ]; /**< the filename hooked to this content ??? */
348 char *data; /**< the data pool; aka this content */
349 long lvalue; /**< if we put a long... */
353 * \brief message summary structure. ???
355 struct message_summary {
356 time_t date; /**< its creation date */
357 long msgnum; /**< the message number on the citadel server */
358 char from[128]; /**< the author */
359 char to[128]; /**< the recipient */
360 char subj[256]; /**< the title / subject */
361 int hasattachments; /**< does it have atachments? */
362 int is_new; /**< is it yet read? */
366 * \brief Data structure for roomlist-to-folderlist conversion
369 int floor; /**< which floor is it on */
370 char room[SIZ]; /**< which roomname ??? */
371 char name[SIZ]; /**< which is its own name??? */
372 int hasnewmsgs; /**< are there unread messages inside */
373 int is_mailbox; /**< is it a mailbox? */
374 int selectable; /**< can we select it ??? */
375 int view; /**< whats its default view? inbox/calendar.... */
376 int num_rooms; /**< If this is a floor, how many rooms does it have */
379 typedef struct _disp_cal {
380 icalcomponent *cal; /**< cal items for display */
381 long cal_msgnum; /**< cal msgids for display */
382 char *from; /**< owner of this component */
383 int unread; /**< already seen by the user? */
394 * \brief One of these is kept for each active Citadel session.
395 * HTTP transactions are bound to on e at a time.
398 struct wcsession *next; /**< Linked list */
399 int wc_session; /**< WebCit session ID */
400 char wc_username[128]; /**< login name of current user */
401 char wc_fullname[128]; /**< Screen name of current user */
402 char wc_password[128]; /**< Password of current user */
403 char wc_roomname[256]; /**< Room we are currently in */
404 int connected; /**< nonzero == we are connected to Citadel */
405 int logged_in; /**< nonzero == we are logged in */
406 int axlevel; /**< this user's access level */
407 int is_aide; /**< nonzero == this user is an Aide */
408 int is_room_aide; /**< nonzero == this user is a Room Aide in this room */
409 int http_sock; /**< HTTP server socket */
410 int serv_sock; /**< Client socket to Citadel server */
411 int chat_sock; /**< Client socket to Citadel server - for chat */
412 unsigned room_flags; /**< flags associated with the current room */
413 unsigned room_flags2; /**< flags associated with the current room */
414 int wc_view; /**< view for the current room */
415 int wc_default_view; /**< default view for the current room */
416 int wc_is_trash; /**< nonzero == current room is a Trash folder */
417 int wc_floor; /**< floor number of current room */
418 char ugname[128]; /**< where does 'ungoto' take us */
419 long uglsn; /**< last seen message number for ungoto */
420 int upload_length; /**< content length of http-uploaded data */
421 char *upload; /**< pointer to http-uploaded data */
422 char upload_filename[PATH_MAX]; /**< filename of http-uploaded data */
423 char upload_content_type[256]; /**< content type of http-uploaded data */
424 int new_mail; /**< user has new mail waiting */
425 int remember_new_mail; /**< last count of new mail messages */
426 int need_regi; /**< This user needs to register. */
427 int need_vali; /**< New users require validation. */
428 char cs_inet_email[256]; /**< User's preferred Internet addr. */
429 pthread_mutex_t SessionMutex; /**< mutex for exclusive access */
430 time_t lastreq; /**< Timestamp of most recent HTTP */
431 int killthis; /**< Nonzero == purge this session */
432 struct march *march; /**< march mode room list */
433 char reply_to[512]; /**< reply-to address */
434 long msgarr[10000]; /**< for read operations */
435 int num_summ; /**< number of messages in mailbox summary view */
436 struct message_summary *summ; /**< array of messages for mailbox summary view */
437 int is_mobile; /**< Client is a handheld browser */
438 HashList *urlstrings; /**< variables passed to webcit in a URL */
439 HashList *vars; /**< HTTP variable substitutions for this page */
440 char this_page[512]; /**< URL of current page */
441 char http_host[512]; /**< HTTP Host: header */
442 HashList *hash_prefs; /**< WebCit preferences for this user */
443 HashList *disp_cal_items; /**< sorted list of calendar items; startdate is the sort criteria. */
444 struct wc_attachment *first_attachment; /**< linked list of attachments for 'enter message' */
445 char last_chat_user[256]; /**< ??? todo */
446 char ImportantMessage[SIZ]; /**< ??? todo */
447 int ctdl_pid; /**< Session ID on the Citadel server */
448 char httpauth_user[256]; /**< only for GroupDAV sessions */
449 char httpauth_pass[256]; /**< only for GroupDAV sessions */
450 int gzip_ok; /**< Nonzero if Accept-encoding: gzip */
451 int is_mailbox; /**< the current room is a private mailbox */
452 struct folder *cache_fold; /**< cache the iconbar room list */
453 int cache_max_folders; /**< ??? todo */
454 int cache_num_floors; /**< ??? todo */
455 time_t cache_timestamp; /**< ??? todo */
456 HashList *IconBarSetttings; /**< which icons should be shown / not shown? */
457 long current_iconbar; /**< What is currently in the iconbar? */
458 const StrBuf *floordiv_expanded; /**< which floordiv currently expanded */
459 int selected_language; /**< Language selected by user */
460 time_t last_pager_check; /**< last time we polled for instant msgs */
461 int nonce; /**< session nonce (to prevent session riding) */
462 int time_format_cache; /**< which timeformat does our user like? */
463 StrBuf *UrlFragment1; /**< first urlfragment, if NEED_URL is specified by the handler*/
464 StrBuf *UrlFragment2; /**< second urlfragment, if NEED_URL is specified by the handler*/
465 StrBuf *WBuf; /**< Our output buffer */
466 StrBuf *HBuf; /**< Our HeaderBuffer */
467 StrBuf *CLineBuf; /**< linebuffering client stuff */
469 HashList *ServCfg; /**< cache our server config for editing */
470 HashList *InetCfg; /**< Our inet server config for editing */
473 /** values for WC->current_iconbar */
475 current_iconbar_menu, /**< view the icon menue */
476 current_iconbar_roomlist /**< view the roomtree */
485 #define num_parms(source) num_tokens(source, '|')
488 /* Per-session data */
489 #define WC ((struct wcsession *)pthread_getspecific(MyConKey))
490 extern pthread_key_t MyConKey;
492 /* Per-thread SSL context */
494 #define THREADSSL ((SSL *)pthread_getspecific(ThreadSSL))
495 extern pthread_key_t ThreadSSL;
496 extern char ctdl_key_dir[PATH_MAX];
497 extern char file_crpt_file_key[PATH_MAX];
498 extern char file_crpt_file_csr[PATH_MAX];
499 extern char file_crpt_file_cer[PATH_MAX];
502 struct serv_info serv_info;
503 extern char floorlist[128][SIZ];
504 extern char *axdefs[];
505 extern char *ctdlhost, *ctdlport;
506 extern int http_port;
507 extern char *server_cookie;
509 extern int setup_wizard;
510 extern char wizard_filename[];
511 extern time_t if_modified_since;
512 extern int follow_xff;
513 extern HashList *HandlerHash;
514 extern HashList *PreferenceHooks;
515 extern HashList *WirelessTemplateCache;
516 extern HashList *WirelessLocalTemplateCache;
517 extern HashList *TemplateCache;
518 extern HashList *LocalTemplateCache;
519 extern HashList *GlobalNS;
520 extern HashList *Iterators;
521 extern HashList *ZoneHash;
522 extern HashList *Contitionals;
525 void InitialiseSemaphores(void);
526 void begin_critical_section(int which_one);
527 void end_critical_section(int which_one);
530 void stuff_to_cookie(char *cookie, size_t clen, int session,
531 char *user, char *pass, char *room);
532 void cookie_to_stuff(StrBuf *cookie, int *session,
533 char *user, size_t user_len,
534 char *pass, size_t pass_len,
535 char *room, size_t room_len);
536 void locate_host(char *, int);
537 void become_logged_in(char *, char *, char *);
538 void openid_manual_create(void);
539 void display_login(char *mesg);
540 void display_openids(void);
541 void do_welcome(void);
542 void do_logout(void);
543 void display_main_menu(void);
544 void display_aide_menu(void);
545 void display_advanced_menu(void);
546 void slrp_highest(void);
547 void get_serv_info(char *, char *);
548 int uds_connectsock(char *);
549 int tcp_connectsock(char *, char *);
550 int serv_getln(char *strbuf, int bufsize);
551 int StrBuf_ServGetln(StrBuf *buf);
552 void serv_puts(const char *string);
554 void who_inner_div(void);
555 void ajax_mini_calendar(void);
556 void fmout(char *align);
557 void _fmout(StrBuf *Targt, char *align);
558 void pullquote_fmout(void);
559 void wDumpContent(int);
561 /* These may return NULL if not foud */
562 #define sbstr(a) SBstr(a, sizeof(a) - 1)
563 const StrBuf *SBSTR(const char *key);
564 const StrBuf *SBstr(const char *key, size_t keylen);
566 #define xbstr(a, b) (char*) XBstr(a, sizeof(a) - 1, b)
567 const char *XBstr(const char *key, size_t keylen, size_t *len);
568 const char *XBSTR(const char *key, size_t *len);
570 #define lbstr(a) LBstr(a, sizeof(a) - 1)
571 long LBstr(const char *key, size_t keylen);
572 long LBSTR(const char *key);
574 #define ibstr(a) IBstr(a, sizeof(a) - 1)
575 int IBstr(const char *key, size_t keylen);
576 int IBSTR(const char *key);
578 #define havebstr(a) HaveBstr(a, sizeof(a) - 1)
579 int HaveBstr(const char *key, size_t keylen);
580 int HAVEBSTR(const char *key);
582 #define yesbstr(a) YesBstr(a, sizeof(a) - 1)
583 int YesBstr(const char *key, size_t keylen);
584 int YESBSTR(const char *key);
586 /* TODO: get rid of the non-const-typecast */
587 #define bstr(a) (char*) Bstr(a, sizeof(a) - 1)
588 const char *BSTR(const char *key);
589 const char *Bstr(const char *key, size_t keylen);
593 void UrlescPutStrBuf(const StrBuf *strbuf);
594 void StrEscPuts(const StrBuf *strbuf);
595 void StrEscputs1(const StrBuf *strbuf, int nbsp, int nolinebreaks);
597 void urlescputs(const char *);
598 void hurlescputs(const char *);
599 void jsesc(char *, size_t, char *);
600 void jsescputs(char *);
601 void output_headers( int do_httpheaders,
607 void wprintf(const char *format,...)__attribute__((__format__(__printf__,1,2)));
608 void hprintf(const char *format,...)__attribute__((__format__(__printf__,1,2)));
609 void output_static(char *what);
610 void display_mime_icon(void);
611 void print_menu_box(char* Title, char *Class, int nLines, ...);
612 long stresc(char *target, long tSize, char *strbuf, int nbsp, int nolinebreaks);
613 void escputs(char *strbuf);
614 void url(char *buf, size_t bufsize);
615 void escputs1(char *strbuf, int nbsp, int nolinebreaks);
616 void msgesc(char *target, size_t tlen, char *strbuf);
617 void msgescputs(char *strbuf);
618 void msgescputs1(char *strbuf);
619 void stripout(char *str, char leftboundary, char rightboundary);
620 void dump_vars(void);
621 void embed_main_menu(void);
622 void serv_read(char *buf, int bytes);
623 void readloop(char *oper);
624 void read_message(long msgnum, int printable_view, char *section);
625 void text_to_server(char *ptr);
626 void text_to_server_qp(char *ptr);
627 void confirm_delete_msg(void);
628 void display_success(char *);
629 void authorization_required(const char *message);
630 void server_to_text(void);
631 void save_edit(char *description, char *enter_cmd, int regoto);
632 void display_edit(char *description, char *check_cmd,
633 char *read_cmd, char *save_cmd, int with_room_banner);
634 int gotoroom(char *gname);
635 void confirm_delete_room(void);
637 void display_graphics_upload(char *, char *, char *);
638 void do_graphics_upload(char *upl_cmd);
639 void serv_read(char *buf, int bytes);
640 void serv_gets(char *strbuf);
641 void serv_write(const char *buf, int nbytes);
642 void serv_puts(const char *string);
643 void serv_putbuf(const StrBuf *string);
644 void serv_printf(const char *format,...)__attribute__((__format__(__printf__,1,2)));
645 void load_floorlist(void);
646 void shutdown_sessions(void);
647 void do_housekeeping(void);
648 void smart_goto(char *);
649 void worker_entry(void);
650 void session_loop(HashList *HTTPHeaders, StrBuf *ReqLine, StrBuf *ReqType, StrBuf *ReadBuf);
651 size_t wc_strftime(char *s, size_t max, const char *format, const struct tm *tm);
652 void fmt_time(char *buf, time_t thetime);
653 void httpdate(char *buf, time_t thetime);
654 time_t httpdate_to_timestamp(StrBuf *buf);
655 void end_webcit_session(void);
656 void page_popup(void);
657 void http_redirect(const char *);
658 void clear_substs(struct wcsession *wc);
659 void clear_local_substs(void);
662 typedef void (*var_callback_fptr)();
665 void SVPut(char *keyname, size_t keylen, int keytype, char *Data);
666 #define svput(a, b, c) SVPut(a, sizeof(a) - 1, b, c)
667 void SVPutLong(char *keyname, size_t keylen, long Data);
668 #define svputlong(a, b) SVPutLong(a, sizeof(a) - 1, b)
669 void svprintf(char *keyname, size_t keylen, int keytype, const char *format,...) __attribute__((__format__(__printf__,4,5)));
670 void SVPRINTF(char *keyname, int keytype, const char *format,...) __attribute__((__format__(__printf__,3,4)));
671 void SVCALLBACK(char *keyname, var_callback_fptr fcn_ptr);
672 void SVCallback(char *keyname, size_t keylen, var_callback_fptr fcn_ptr);
673 #define svcallback(a, b) SVCallback(a, sizeof(a) - 1, b)
675 void SVPUTBuf(const char *keyname, int keylen, const StrBuf *Buf, int ref);
676 #define SVPutBuf(a, b, c); SVPUTBuf(a, sizeof(a) - 1, b, c)
678 void DoTemplate(const char *templatename, long len, void *Context, StrBuf *Target);
679 #define do_template(a, b) DoTemplate(a, sizeof(a) -1, b, NULL);
680 void url_do_template(void);
682 int CompareSubstToToken(TemplateParam *ParamToCompare, TemplateParam *ParamToLookup);
683 int CompareSubstToStrBuf(StrBuf *Compare, TemplateParam *ParamToLookup);
685 int lingering_close(int fd);
686 char *memreadline(char *start, char *buf, int maxlen);
687 char *memreadlinelen(char *start, char *buf, int maxlen, int *retlen);
688 long extract_token(char *dest, const char *source, int parmnum, char separator, int maxlen);
689 void remove_token(char *source, int parmnum, char separator);
690 char *load_mimepart(long msgnum, char *partnum);
691 int pattern2(char *search, char *patn);
692 void do_edit_vcard(long, char *, char *, char *);
693 void striplt(char *);
694 void stripltlen(char *, int *);
695 void select_user_to_edit(char *message, char *preselect);
696 void delete_user(char *);
697 void do_change_view(int);
701 void load_preferences(void);
702 void save_preferences(void);
703 #define get_preference(a, b) get_PREFERENCE(a, sizeof(a) - 1, b)
704 #define get_pref(a, b) get_PREFERENCE(ChrPtr(a), StrLength(a), b)
705 int get_PREFERENCE(const char *key, size_t keylen, StrBuf **value);
706 #define set_preference(a, b, c) set_PREFERENCE(a, sizeof(a) - 1, b, c)
707 #define set_pref(a, b, c) set_PREFERENCE(ChrPtr(a), StrLength(a), b, c)
708 void set_PREFERENCE(const char *key, size_t keylen, StrBuf *value, int save_to_server);
710 #define get_pref_long(a, b, c) get_PREF_LONG(a, sizeof(a) - 1, b, c)
711 int get_PREF_LONG(const char *key, size_t keylen, long *value, long Default);
712 #define set_pref_long(a, b, c) set_PREF_LONG(a, sizeof(a) - 1, b, c)
713 void set_PREF_LONG(const char *key, size_t keylen, long value, int save_to_server);
715 #define get_pref_yesno(a, b, c) get_PREF_YESNO(a, sizeof(a) - 1, b, c)
716 int get_PREF_YESNO(const char *key, size_t keylen, int *value, int Default);
717 #define set_pref_yesno(a, b, c) set_PREF_YESNO(a, sizeof(a) - 1, b, c)
718 void set_PREF_YESNO(const char *key, size_t keylen, int value, int save_to_server);
720 #define get_room_pref(a) get_ROOM_PREFS(a, sizeof(a) - 1)
721 StrBuf *get_ROOM_PREFS(const char *key, size_t keylen);
723 #define set_room_pref(a, b, c) set_ROOM_PREFS(a, sizeof(a) - 1, b, c)
724 void set_ROOM_PREFS(const char *key, size_t keylen, StrBuf *value, int save_to_server);
726 int is_msg_in_mset(char *mset, long msgnum);
727 void display_addressbook(long msgnum, char alpha);
728 void offer_start_page(void);
729 void convenience_page(char *titlebarcolor, char *titlebarmsg, char *messagetext);
730 void output_html(char *, int);
731 void do_listsub(void);
732 void toggle_self_service(void);
733 ssize_t write(int fd, const void *buf, size_t count);
734 void cal_process_attachment(char *part_source, long msgnum, char *cal_partnum);
735 void display_calendar(long msgnum, int unread);
736 void display_task(long msgnum, int unread);
737 void display_note(long msgnum, int unread);
738 void updatenote(void);
739 void do_calendar_view(void);
740 void do_tasks_view(void);
741 void calendar_summary_view(void);
742 int load_msg_ptrs(char *servcmd, int with_headers);
743 void free_attachments(struct wcsession *sess);
744 void free_march_list(struct wcsession *wcf);
745 void display_rules_editor_inner_div(void);
746 void generate_uuid(char *);
747 void CtdlMakeTempFileName(char *, int);
748 void address_book_popup(void);
749 void begin_ajax_response(void);
750 void end_ajax_response(void);
751 void initialize_viewdefs(void);
752 void initialize_axdefs(void);
753 void burn_folder_cache(time_t age);
754 void list_all_rooms_by_floor(const char *viewpref);
755 void display_pictureview(void);
757 void display_edit_task(void);
758 void display_edit_event(void);
759 icaltimezone *get_default_icaltimezone(void);
760 void display_icaltimetype_as_webform(struct icaltimetype *, char *);
761 void icaltime_from_webform(struct icaltimetype *result, char *prefix);
762 void icaltime_from_webform_dateonly(struct icaltimetype *result, char *prefix);
763 void display_edit_individual_event(icalcomponent *supplied_vtodo, long msgnum, char *from, int unread);
764 void save_individual_event(icalcomponent *supplied_vtodo, long msgnum, char *from, int unread);
765 void ical_dezonify(icalcomponent *cal);
766 void partstat_as_string(char *buf, icalproperty *attendee);
767 icalcomponent *ical_encapsulate_subcomponent(icalcomponent *subcomp);
768 void check_attendee_availability(icalcomponent *supplied_vevent);
769 void do_freebusy(const char *req);
770 int ical_ctdl_is_overlap(
771 struct icaltimetype t1start,
772 struct icaltimetype t1end,
773 struct icaltimetype t2start,
774 struct icaltimetype t2end
778 void initialize_locales(void);
779 void ShutdownLocale(void);
781 void TmplGettext(StrBuf *Target, int nTokens, WCTemplateToken *Token);
783 extern char *months[];
785 int read_server_binary(StrBuf *Ret, size_t total_len);
786 int StrBuf_ServGetBLOB(StrBuf *buf, long BlobSize);
787 int read_server_text(StrBuf *Buf, long *nLines);;
788 int goto_config_room(void);
789 long locate_user_vcard(char *username, long usernum);
790 void sleeeeeeeeeep(int);
791 void http_transmit_thing(const char *content_type, int is_static);
792 long unescape_input(char *buf);
793 void do_selected_iconbar(void);
794 int CtdlDecodeQuotedPrintable(char *decoded, char *encoded, int sourcelen);
795 void spawn_another_worker_thread(void);
796 void display_rss(char *roomname, StrBuf *request_method);
797 void offer_languages(void);
798 void set_selected_language(const char *);
799 void go_selected_language(void);
800 void stop_selected_language(void);
801 void preset_locale(void);
802 void httplang_to_locale(StrBuf *LocaleString);
803 void StrEndTab(StrBuf *Target, int tabnum, int num_tabs);
804 void StrBeginTab(StrBuf *Target, int tabnum, int num_tabs);
805 void StrTabbedDialog(StrBuf *Target, int num_tabs, StrBuf *tabnames[]);
806 void tabbed_dialog(int num_tabs, char *tabnames[]);
807 void begin_tab(int tabnum, int num_tabs);
808 void end_tab(int tabnum, int num_tabs);
809 void str_wiki_index(char *s);
810 int get_time_format_cached (void);
811 int xtoi(const char *in, size_t len);
812 void webcit_fmt_date(char *buf, time_t thetime, int brief);
813 int fetch_http(char *url, char *target_buf, int maxbytes);
815 int is_mobile_ua(char *user_agent);
818 iconv_t ctdl_iconv_open(const char *tocode, const char *fromcode);
821 void embed_room_banner(char *, int);
823 /* navbar types that can be passed to embed_room_banner */
833 void ssl_lock(int mode, int n, const char *file, int line);
834 int starttls(int sock);
835 extern SSL_CTX *ssl_ctx;
836 int client_read_sslbuffer(StrBuf *buf, int timeout);
837 void client_write_ssl(const StrBuf *Buf);
842 int ZEXPORT compress_gzip(Bytef * dest, size_t * destLen,
843 const Bytef * source, uLong sourceLen, int level);
846 void utf8ify_rfc822_string(char *buf);
848 void begin_burst(void);
849 long end_burst(void);
851 extern char *hourname[]; /**< Names of hours (12am, 1am, etc.) */
853 void http_datestring(char *buf, size_t n, time_t xtime);
856 typedef void (*WebcitHandlerFunc)(void);
857 typedef struct _WebcitHandler{
861 void WebcitAddUrlHandler(const char * UrlString, long UrlSLen, WebcitHandlerFunc F, long Flags);
864 #define ANONYMOUS (1<<1)
865 #define NEED_URL (1<<2)
868 /* These should be empty, but we have them for testing */
869 #define DEFAULT_HTTPAUTH_USER ""
870 #define DEFAULT_HTTPAUTH_PASS ""
873 /* Exit codes 101 through 109 are initialization failures so we don't want to
874 * just keep respawning indefinitely.
876 #define WC_EXIT_BIND 101 /* Can't bind to the port */
877 #define WC_EXIT_SSL 102 /* Can't initialize SSL */
880 #define WC_TIMEFORMAT_NONE 0
881 #define WC_TIMEFORMAT_AMPM 1
882 #define WC_TIMEFORMAT_24 2