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
313 #define CTX_MAILSUM 9
316 void RegisterNS(const char *NSName, long len,
319 WCHandlerFunc HandlerFunc,
320 int ContextRequired);
321 #define RegisterNamespace(a, b, c, d, e) RegisterNS(a, sizeof(a)-1, b, c, d, e)
323 typedef int (*WCConditionalFunc)(WCTemplateToken *Token, void *Context, int ContextType);
324 typedef struct _ConditionalStruct {
327 WCConditionalFunc CondF;
329 void RegisterConditional(const char *Name, long len,
331 WCConditionalFunc CondF,
332 int ContextRequired);
336 typedef void (*SubTemplFunc)(StrBuf *TemplBuffer, void *Context, WCTemplateToken *Token);
337 typedef HashList *(*RetrieveHashlistFunc)(WCTemplateToken *Token);
338 typedef void (*HashDestructorFunc) (HashList **KillMe);
339 void RegisterITERATOR(const char *Name, long len,
340 int AdditionalParams,
341 HashList *StaticList,
342 RetrieveHashlistFunc GetHash,
343 SubTemplFunc DoSubTempl,
344 HashDestructorFunc Destructor,
346 #define RegisterIterator(a, b, c, d, e, f, g) RegisterITERATOR(a, sizeof(a)-1, b, c, d, e, f, g)
348 void SVPut(char *keyname, size_t keylen, int keytype, char *Data);
349 #define svput(a, b, c) SVPut(a, sizeof(a) - 1, b, c)
350 void SVPutLong(char *keyname, size_t keylen, long Data);
351 #define svputlong(a, b) SVPutLong(a, sizeof(a) - 1, b)
352 void svprintf(char *keyname, size_t keylen, int keytype, const char *format,...) __attribute__((__format__(__printf__,4,5)));
353 void SVPRINTF(char *keyname, int keytype, const char *format,...) __attribute__((__format__(__printf__,3,4)));
354 void SVCALLBACK(char *keyname, WCHandlerFunc fcn_ptr);
355 void SVCallback(char *keyname, size_t keylen, WCHandlerFunc fcn_ptr);
356 #define svcallback(a, b) SVCallback(a, sizeof(a) - 1, b)
358 void SVPUTBuf(const char *keyname, int keylen, const StrBuf *Buf, int ref);
359 #define SVPutBuf(a, b, c); SVPUTBuf(a, sizeof(a) - 1, b, c)
361 void DoTemplate(const char *templatename, long len, StrBuf *Target, void *Context, int ContextType);
362 #define do_template(a, b) DoTemplate(a, sizeof(a) -1, NULL, b, 0);
363 void url_do_template(void);
365 int CompareSubstToToken(TemplateParam *ParamToCompare, TemplateParam *ParamToLookup);
366 int CompareSubstToStrBuf(StrBuf *Compare, TemplateParam *ParamToLookup);
372 * \brief Values for wcs_type
375 WCS_STRING, /* its a string */
376 WCS_FUNCTION, /* its a function callback */
377 WCS_SERVCMD, /* its a command to send to the citadel server */
378 WCS_STRBUF, /* its a strbuf we own */
379 WCS_STRBUF_REF, /* its a strbuf we mustn't free */
380 WCS_LONG /* its an integer */
384 * \brief mail attachment ???
386 struct wc_attachment {
387 struct wc_attachment *next;/* pointer to next in list */
388 size_t length; /* length of the contenttype */
389 char content_type[SIZ]; /* the content itself ???*/
390 char filename[SIZ]; /* the filename hooked to this content ??? */
391 char *data; /* the data pool; aka this content */
392 long lvalue; /* if we put a long... */
395 typedef struct _wc_mime_attachment {
403 size_t length; /* length of the mimeatachment */
405 char content_type[SIZ]; /* the content itself ???*/
406 char filename[SIZ]; /* the filename hooked to this content ??? */
407 char *data; /* the data pool; aka this content */
408 long lvalue; /* if we put a long... */
409 long msgnum; /**< the message number on the citadel server derived from message_summary */
413 typedef void (*RenderMimeFunc)(wc_mime_attachment *Mime, StrBuf *RawData, StrBuf *FoundCharset);
416 * \brief message summary structure. ???
418 typedef struct _message_summary {
419 time_t date; /**< its creation date */
420 long msgnum; /**< the message number on the citadel server */
423 StrBuf *from; /**< the author */
424 StrBuf *to; /**< the recipient */
425 StrBuf *subj; /**< the title / subject */
426 StrBuf *reply_inreplyto;
427 StrBuf *reply_references;
436 HashList *Attachments; /**< list of Accachments */
437 HashList *Submessages;
438 HashList *AttachLinks;
440 int is_new; /**< is it yet read? */
441 int hasattachments; /* does it have atachments? */
444 /** The mime part of the message */
445 wc_mime_attachment MsgBody;
448 /** Referencces; don't neeed to be freed: */
449 wc_mime_attachment *cal_partnum_ref;
450 wc_mime_attachment *vcard_partnum_ref;
453 typedef void (*ExamineMsgHeaderFunc)(message_summary *Msg, StrBuf *HdrLine, StrBuf *FoundCharset);
459 * \brief Data structure for roomlist-to-folderlist conversion
462 int floor; /* which floor is it on */
463 char room[SIZ]; /* which roomname ??? */
464 char name[SIZ]; /* which is its own name??? */
465 int hasnewmsgs; /* are there unread messages inside */
466 int is_mailbox; /* is it a mailbox? */
467 int selectable; /* can we select it ??? */
468 int view; /* whats its default view? inbox/calendar.... */
469 int num_rooms; /* If this is a floor, how many rooms does it have */
472 typedef struct _disp_cal {
473 icalcomponent *cal; /* cal items for display */
474 long cal_msgnum; /* cal msgids for display */
475 char *from; /* owner of this component */
476 int unread; /* already seen by the user? */
487 * One of these is kept for each active Citadel session.
488 * HTTP transactions are bound to one at a time.
491 struct wcsession *next; /**< Linked list */
492 int wc_session; /**< WebCit session ID */
493 char wc_username[128]; /**< login name of current user */
494 char wc_fullname[128]; /**< Screen name of current user */
495 char wc_password[128]; /**< Password of current user */
496 char wc_roomname[256]; /**< Room we are currently in */
497 int connected; /**< nonzero == we are connected to Citadel */
498 int logged_in; /**< nonzero == we are logged in */
499 int axlevel; /**< this user's access level */
500 int is_aide; /**< nonzero == this user is an Aide */
501 int is_room_aide; /**< nonzero == this user is a Room Aide in this room */
502 int http_sock; /**< HTTP server socket */
503 int serv_sock; /**< Client socket to Citadel server */
504 int chat_sock; /**< Client socket to Citadel server - for chat */
505 unsigned room_flags; /**< flags associated with the current room */
506 unsigned room_flags2; /**< flags associated with the current room */
507 int wc_view; /**< view for the current room */
508 int wc_default_view; /**< default view for the current room */
509 int wc_is_trash; /**< nonzero == current room is a Trash folder */
510 int wc_floor; /**< floor number of current room */
511 char ugname[128]; /**< where does 'ungoto' take us */
512 long uglsn; /**< last seen message number for ungoto */
513 int upload_length; /**< content length of http-uploaded data */
514 char *upload; /**< pointer to http-uploaded data */
515 char upload_filename[PATH_MAX]; /**< filename of http-uploaded data */
516 char upload_content_type[256]; /**< content type of http-uploaded data */
517 int new_mail; /**< user has new mail waiting */
518 int remember_new_mail; /**< last count of new mail messages */
519 int need_regi; /**< This user needs to register. */
520 int need_vali; /**< New users require validation. */
521 char cs_inet_email[256]; /**< User's preferred Internet addr. */
522 pthread_mutex_t SessionMutex; /**< mutex for exclusive access */
523 time_t lastreq; /**< Timestamp of most recent HTTP */
524 int killthis; /**< Nonzero == purge this session */
525 struct march *march; /**< march mode room list */
526 char reply_to[512]; /**< reply-to address */
527 long msgarr[10000]; /**< for read operations */
528 HashList *summ; /**< list of messages for mailbox summary view */
529 int is_mobile; /**< Client is a handheld browser */
530 HashList *urlstrings; /**< variables passed to webcit in a URL */
531 HashList *vars; /**< HTTP variable substitutions for this page */
532 char this_page[512]; /**< URL of current page */
533 char http_host[512]; /**< HTTP Host: header */
534 HashList *hash_prefs; /**< WebCit preferences for this user */
535 HashList *disp_cal_items; /**< sorted list of calendar items; startdate is the sort criteria. */
536 struct wc_attachment *first_attachment; /**< linked list of attachments for 'enter message' */
537 char last_chat_user[256]; /**< ??? todo */
538 char ImportantMessage[SIZ]; /**< ??? todo */
539 int ctdl_pid; /**< Session ID on the Citadel server */
540 char httpauth_user[256]; /**< only for GroupDAV sessions */
541 char httpauth_pass[256]; /**< only for GroupDAV sessions */
542 int gzip_ok; /**< Nonzero if Accept-encoding: gzip */
543 int is_mailbox; /**< the current room is a private mailbox */
544 struct folder *cache_fold; /**< cache the iconbar room list */
545 int cache_max_folders; /**< ??? todo */
546 int cache_num_floors; /**< ??? todo */
547 time_t cache_timestamp; /**< ??? todo */
548 HashList *IconBarSetttings; /**< which icons should be shown / not shown? */
549 long current_iconbar; /**< What is currently in the iconbar? */
550 const StrBuf *floordiv_expanded; /**< which floordiv currently expanded */
551 int selected_language; /**< Language selected by user */
552 time_t last_pager_check; /**< last time we polled for instant msgs */
553 int nonce; /**< session nonce (to prevent session riding) */
554 int time_format_cache; /**< which timeformat does our user like? */
555 StrBuf *UrlFragment1; /**< first urlfragment, if NEED_URL is specified by the handler*/
556 StrBuf *UrlFragment2; /**< second urlfragment, if NEED_URL is specified by the handler*/
557 StrBuf *WBuf; /**< Our output buffer */
558 StrBuf *HBuf; /**< Our HeaderBuffer */
559 StrBuf *CLineBuf; /**< linebuffering client stuff */
560 StrBuf *DefaultCharset; /**< Charset the user preferes */
561 HashList *ServCfg; /**< cache our server config for editing */
562 HashList *InetCfg; /**< Our inet server config for editing */
564 StrBuf *trailing_javascript; /**< extra javascript to be appended to page */
567 /* values for WC->current_iconbar */
569 current_iconbar_menu, /* view the icon menue */
570 current_iconbar_roomlist /* view the roomtree */
580 * calview contains data passed back and forth between the message fetching loop
581 * and the calendar view renderer.
600 #define num_parms(source) num_tokens(source, '|')
603 /* Per-session data */
604 #define WC ((struct wcsession *)pthread_getspecific(MyConKey))
605 extern pthread_key_t MyConKey;
607 /* Per-thread SSL context */
609 #define THREADSSL ((SSL *)pthread_getspecific(ThreadSSL))
610 extern pthread_key_t ThreadSSL;
611 extern char ctdl_key_dir[PATH_MAX];
612 extern char file_crpt_file_key[PATH_MAX];
613 extern char file_crpt_file_csr[PATH_MAX];
614 extern char file_crpt_file_cer[PATH_MAX];
617 struct serv_info serv_info;
618 extern char floorlist[128][SIZ];
619 extern char *axdefs[];
620 extern char *ctdlhost, *ctdlport;
621 extern int http_port;
622 extern char *server_cookie;
624 extern int setup_wizard;
625 extern char wizard_filename[];
626 extern time_t if_modified_since;
627 extern int follow_xff;
628 extern HashList *HandlerHash;
629 extern HashList *PreferenceHooks;
630 extern HashList *WirelessTemplateCache;
631 extern HashList *WirelessLocalTemplateCache;
632 extern HashList *TemplateCache;
633 extern HashList *LocalTemplateCache;
634 extern HashList *GlobalNS;
635 extern HashList *Iterators;
636 extern HashList *ZoneHash;
637 extern HashList *Contitionals;
638 extern HashList *MsgHeaderHandler;
639 extern HashList *MimeRenderHandler;
641 void InitialiseSemaphores(void);
642 void begin_critical_section(int which_one);
643 void end_critical_section(int which_one);
646 void stuff_to_cookie(char *cookie, size_t clen, int session,
647 char *user, char *pass, char *room);
648 void cookie_to_stuff(StrBuf *cookie, int *session,
649 char *user, size_t user_len,
650 char *pass, size_t pass_len,
651 char *room, size_t room_len);
652 void locate_host(char *, int);
653 void become_logged_in(char *, char *, char *);
654 void openid_manual_create(void);
655 void display_login(char *mesg);
656 void display_openids(void);
657 void do_welcome(void);
658 void do_logout(void);
659 void display_main_menu(void);
660 void display_aide_menu(void);
661 void display_advanced_menu(void);
662 void slrp_highest(void);
663 void get_serv_info(char *, char *);
664 int uds_connectsock(char *);
665 int tcp_connectsock(char *, char *);
666 int serv_getln(char *strbuf, int bufsize);
667 int StrBuf_ServGetln(StrBuf *buf);
668 int GetServerStatus(StrBuf *Line, long* FullState);
669 void serv_puts(const char *string);
671 void who_inner_div(void);
672 void ajax_mini_calendar(void);
673 void fmout(char *align);
674 void _fmout(StrBuf *Targt, char *align);
675 void FmOut(StrBuf *Target, char *align, StrBuf *Source);
676 void pullquote_fmout(void);
677 void wDumpContent(int);
679 int Flathash(const char *str, long len);
682 /* These may return NULL if not foud */
683 #define sbstr(a) SBstr(a, sizeof(a) - 1)
684 const StrBuf *SBSTR(const char *key);
685 const StrBuf *SBstr(const char *key, size_t keylen);
687 #define xbstr(a, b) (char*) XBstr(a, sizeof(a) - 1, b)
688 const char *XBstr(const char *key, size_t keylen, size_t *len);
689 const char *XBSTR(const char *key, size_t *len);
691 #define lbstr(a) LBstr(a, sizeof(a) - 1)
692 long LBstr(const char *key, size_t keylen);
693 long LBSTR(const char *key);
695 #define ibstr(a) IBstr(a, sizeof(a) - 1)
696 int IBstr(const char *key, size_t keylen);
697 int IBSTR(const char *key);
699 #define havebstr(a) HaveBstr(a, sizeof(a) - 1)
700 int HaveBstr(const char *key, size_t keylen);
701 int HAVEBSTR(const char *key);
703 #define yesbstr(a) YesBstr(a, sizeof(a) - 1)
704 int YesBstr(const char *key, size_t keylen);
705 int YESBSTR(const char *key);
707 /* TODO: get rid of the non-const-typecast */
708 #define bstr(a) (char*) Bstr(a, sizeof(a) - 1)
709 const char *BSTR(const char *key);
710 const char *Bstr(const char *key, size_t keylen);
714 void UrlescPutStrBuf(const StrBuf *strbuf);
715 void StrEscPuts(const StrBuf *strbuf);
716 void StrEscputs1(const StrBuf *strbuf, int nbsp, int nolinebreaks);
718 void urlescputs(const char *);
719 void hurlescputs(const char *);
720 void jsesc(char *, size_t, char *);
721 void jsescputs(char *);
722 void output_headers( int do_httpheaders,
728 void wprintf(const char *format,...)__attribute__((__format__(__printf__,1,2)));
729 void hprintf(const char *format,...)__attribute__((__format__(__printf__,1,2)));
730 void output_static(char *what);
731 void display_mime_icon(void);
732 void print_menu_box(char* Title, char *Class, int nLines, ...);
733 long stresc(char *target, long tSize, char *strbuf, int nbsp, int nolinebreaks);
734 void escputs(char *strbuf);
735 void url(char *buf, size_t bufsize);
736 void UrlizeText(StrBuf* Target, StrBuf *Source, StrBuf *WrkBuf);
737 void escputs1(char *strbuf, int nbsp, int nolinebreaks);
738 void msgesc(char *target, size_t tlen, char *strbuf);
739 void msgescputs(char *strbuf);
740 void msgescputs1(char *strbuf);
741 void stripout(char *str, char leftboundary, char rightboundary);
742 void dump_vars(void);
743 void embed_main_menu(void);
744 void serv_read(char *buf, int bytes);
745 void readloop(char *oper);
746 void read_message(long msgnum, int printable_view, char *section);
747 void text_to_server(char *ptr);
748 void text_to_server_qp(char *ptr);
749 void confirm_delete_msg(void);
750 void display_success(char *);
751 void authorization_required(const char *message);
752 void server_to_text(void);
753 void save_edit(char *description, char *enter_cmd, int regoto);
754 void display_edit(char *description, char *check_cmd,
755 char *read_cmd, char *save_cmd, int with_room_banner);
756 int gotoroom(char *gname);
757 void confirm_delete_room(void);
759 void display_graphics_upload(char *, char *, char *);
760 void do_graphics_upload(char *upl_cmd);
761 void serv_read(char *buf, int bytes);
762 void serv_gets(char *strbuf);
763 void serv_write(const char *buf, int nbytes);
764 void serv_puts(const char *string);
765 void serv_putbuf(const StrBuf *string);
766 void serv_printf(const char *format,...)__attribute__((__format__(__printf__,1,2)));
767 void load_floorlist(void);
768 void shutdown_sessions(void);
769 void do_housekeeping(void);
770 void smart_goto(char *);
771 void worker_entry(void);
772 void session_loop(HashList *HTTPHeaders, StrBuf *ReqLine, StrBuf *ReqType, StrBuf *ReadBuf);
773 size_t wc_strftime(char *s, size_t max, const char *format, const struct tm *tm);
774 void fmt_time(char *buf, time_t thetime);
775 void httpdate(char *buf, time_t thetime);
776 time_t httpdate_to_timestamp(StrBuf *buf);
777 void end_webcit_session(void);
778 void page_popup(void);
779 void http_redirect(const char *);
780 void clear_substs(struct wcsession *wc);
781 void clear_local_substs(void);
785 int lingering_close(int fd);
786 char *memreadline(char *start, char *buf, int maxlen);
787 char *memreadlinelen(char *start, char *buf, int maxlen, int *retlen);
788 long extract_token(char *dest, const char *source, int parmnum, char separator, int maxlen);
789 void remove_token(char *source, int parmnum, char separator);
790 char *load_mimepart(long msgnum, char *partnum);
791 int pattern2(char *search, char *patn);
792 void do_edit_vcard(long, char *, char *, char *);
793 void striplt(char *);
794 void stripltlen(char *, int *);
795 void select_user_to_edit(char *message, char *preselect);
796 void delete_user(char *);
797 void do_change_view(int);
801 void load_preferences(void);
802 void save_preferences(void);
803 #define get_preference(a, b) get_PREFERENCE(a, sizeof(a) - 1, b)
804 #define get_pref(a, b) get_PREFERENCE(ChrPtr(a), StrLength(a), b)
805 int get_PREFERENCE(const char *key, size_t keylen, StrBuf **value);
806 #define set_preference(a, b, c) set_PREFERENCE(a, sizeof(a) - 1, b, c)
807 #define set_pref(a, b, c) set_PREFERENCE(ChrPtr(a), StrLength(a), b, c)
808 void set_PREFERENCE(const char *key, size_t keylen, StrBuf *value, int save_to_server);
810 #define get_pref_long(a, b, c) get_PREF_LONG(a, sizeof(a) - 1, b, c)
811 int get_PREF_LONG(const char *key, size_t keylen, long *value, long Default);
812 #define set_pref_long(a, b, c) set_PREF_LONG(a, sizeof(a) - 1, b, c)
813 void set_PREF_LONG(const char *key, size_t keylen, long value, int save_to_server);
815 #define get_pref_yesno(a, b, c) get_PREF_YESNO(a, sizeof(a) - 1, b, c)
816 int get_PREF_YESNO(const char *key, size_t keylen, int *value, int Default);
817 #define set_pref_yesno(a, b, c) set_PREF_YESNO(a, sizeof(a) - 1, b, c)
818 void set_PREF_YESNO(const char *key, size_t keylen, int value, int save_to_server);
820 #define get_room_pref(a) get_ROOM_PREFS(a, sizeof(a) - 1)
821 StrBuf *get_ROOM_PREFS(const char *key, size_t keylen);
823 #define set_room_pref(a, b, c) set_ROOM_PREFS(a, sizeof(a) - 1, b, c)
824 void set_ROOM_PREFS(const char *key, size_t keylen, StrBuf *value, int save_to_server);
826 int is_msg_in_mset(char *mset, long msgnum);
827 void display_addressbook(long msgnum, char alpha);
828 void offer_start_page(StrBuf *Target, int nArgs, WCTemplateToken *Token, void *Context, int ContextType);
829 void convenience_page(char *titlebarcolor, char *titlebarmsg, char *messagetext);
830 void output_html(const char *, int, int, StrBuf *, StrBuf *);
831 void do_listsub(void);
832 void toggle_self_service(void);
833 ssize_t write(int fd, const void *buf, size_t count);
834 void cal_process_attachment(char *part_source, long msgnum, char *cal_partnum);
835 void load_calendar_item(message_summary *Msg, int unread, struct calview *c);
836 void display_calendar(message_summary *Msg, int unread);
837 void display_task(message_summary *Msg, int unread);
838 void display_note(message_summary *Msg, int unread);
839 void updatenote(void);
840 void parse_calendar_view_request(struct calview *c);
841 void render_calendar_view(struct calview *c);
842 void do_tasks_view(void);
843 void calendar_summary_view(void);
844 int load_msg_ptrs(char *servcmd, int with_headers);
845 void free_attachments(struct wcsession *sess);
846 void free_march_list(struct wcsession *wcf);
847 void display_rules_editor_inner_div(void);
848 void generate_uuid(char *);
849 void CtdlMakeTempFileName(char *, int);
850 void address_book_popup(void);
851 void begin_ajax_response(void);
852 void end_ajax_response(void);
853 void initialize_viewdefs(void);
854 void initialize_axdefs(void);
855 void burn_folder_cache(time_t age);
856 void list_all_rooms_by_floor(const char *viewpref);
857 void display_pictureview(void);
859 void display_edit_task(void);
860 void display_edit_event(void);
861 icaltimezone *get_default_icaltimezone(void);
862 void display_icaltimetype_as_webform(struct icaltimetype *, char *, int);
863 void icaltime_from_webform(struct icaltimetype *result, char *prefix);
864 void icaltime_from_webform_dateonly(struct icaltimetype *result, char *prefix);
865 void display_edit_individual_event(icalcomponent *supplied_vtodo, long msgnum, char *from,
866 int unread, struct calview *calv);
867 void save_individual_event(icalcomponent *supplied_vtodo, long msgnum, char *from,
868 int unread, struct calview *calv);
869 void ical_dezonify(icalcomponent *cal);
870 void partstat_as_string(char *buf, icalproperty *attendee);
871 icalcomponent *ical_encapsulate_subcomponent(icalcomponent *subcomp);
872 void check_attendee_availability(icalcomponent *supplied_vevent);
873 void do_freebusy(const char *req);
874 int ical_ctdl_is_overlap(
875 struct icaltimetype t1start,
876 struct icaltimetype t1end,
877 struct icaltimetype t2start,
878 struct icaltimetype t2end
882 void initialize_locales(void);
883 void ShutdownLocale(void);
885 void TmplGettext(StrBuf *Target, int nTokens, WCTemplateToken *Token);
887 extern char *months[];
889 int read_server_binary(StrBuf *Ret, size_t total_len);
890 int StrBuf_ServGetBLOB(StrBuf *buf, long BlobSize);
891 int read_server_text(StrBuf *Buf, long *nLines);;
892 int goto_config_room(void);
893 long locate_user_vcard(char *username, long usernum);
894 void sleeeeeeeeeep(int);
895 void http_transmit_thing(const char *content_type, int is_static);
896 long unescape_input(char *buf);
897 void do_selected_iconbar(void);
898 void spawn_another_worker_thread(void);
899 void display_rss(char *roomname, StrBuf *request_method);
900 void offer_languages(StrBuf *Target, int nArgs, WCTemplateToken *Token, void *Context, int ContextType);
901 void set_selected_language(const char *);
902 void go_selected_language(void);
903 void stop_selected_language(void);
904 void preset_locale(void);
905 void httplang_to_locale(StrBuf *LocaleString);
906 void StrEndTab(StrBuf *Target, int tabnum, int num_tabs);
907 void StrBeginTab(StrBuf *Target, int tabnum, int num_tabs);
908 void StrTabbedDialog(StrBuf *Target, int num_tabs, StrBuf *tabnames[]);
909 void tabbed_dialog(int num_tabs, char *tabnames[]);
910 void begin_tab(int tabnum, int num_tabs);
911 void end_tab(int tabnum, int num_tabs);
912 void str_wiki_index(char *s);
913 int get_time_format_cached (void);
914 int xtoi(const char *in, size_t len);
915 const char *get_selected_language(void);
916 void webcit_fmt_date(char *buf, time_t thetime, int brief);
917 int fetch_http(char *url, char *target_buf, int maxbytes);
919 int is_mobile_ua(char *user_agent);
921 void embed_room_banner(char *, int);
923 /* navbar types that can be passed to embed_room_banner */
933 void ssl_lock(int mode, int n, const char *file, int line);
934 int starttls(int sock);
935 extern SSL_CTX *ssl_ctx;
936 int client_read_sslbuffer(StrBuf *buf, int timeout);
937 void client_write_ssl(const StrBuf *Buf);
942 int ZEXPORT compress_gzip(Bytef * dest, size_t * destLen,
943 const Bytef * source, uLong sourceLen, int level);
946 void utf8ify_rfc822_string(char *buf);
948 void begin_burst(void);
949 long end_burst(void);
951 extern char *hourname[]; /* Names of hours (12am, 1am, etc.) */
953 void http_datestring(char *buf, size_t n, time_t xtime);
956 typedef void (*WebcitHandlerFunc)(void);
957 typedef struct _WebcitHandler{
961 void WebcitAddUrlHandler(const char * UrlString, long UrlSLen, WebcitHandlerFunc F, long Flags);
964 #define ANONYMOUS (1<<1)
965 #define NEED_URL (1<<2)
968 /* These should be empty, but we have them for testing */
969 #define DEFAULT_HTTPAUTH_USER ""
970 #define DEFAULT_HTTPAUTH_PASS ""
973 /* Exit codes 101 through 109 are initialization failures so we don't want to
974 * just keep respawning indefinitely.
976 #define WC_EXIT_BIND 101 /* Can't bind to the port */
977 #define WC_EXIT_SSL 102 /* Can't initialize SSL */
980 #define WC_TIMEFORMAT_NONE 0
981 #define WC_TIMEFORMAT_AMPM 1
982 #define WC_TIMEFORMAT_24 2