2 * This is the other half of the webserver. It handles the task of hooking
3 * up HTTP requests with the sessions they belong to, using HTTP cookies to
4 * keep track of things. If the HTTP request doesn't belong to any currently
5 * active session, a new session is started.
7 * Copyright (c) 1996-2011 by the citadel.org team
9 * This program is open source software. You can redistribute it and/or
10 * modify it under the terms of the GNU General Public License as
11 * published by the Free Software Foundation; either version 3 of the
12 * License, or (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 #include "webserver.h"
26 #include "modules_init.h"
28 /* Only one thread may manipulate SessionList at a time... */
29 pthread_mutex_t SessionListMutex;
31 wcsession *SessionList = NULL; /* Linked list of all webcit sessions */
33 pthread_key_t MyConKey; /* TSD key for MySession() */
34 HashList *HttpReqTypes = NULL;
35 HashList *HttpHeaderHandler = NULL;
36 extern HashList *HandlerHash;
38 /* the following two values start at 1 because the initial parent thread counts as one. */
39 int num_threads_existing = 1; /* Number of worker threads which exist. */
40 int num_threads_executing = 1; /* Number of worker threads currently executing. */
42 void DestroyHttpHeaderHandler(void *V)
45 pHdr = (OneHttpHeader*) V;
46 FreeStrBuf(&pHdr->Val);
50 void shutdown_sessions(void)
54 for (sptr = SessionList; sptr != NULL; sptr = sptr->next) {
59 void do_housekeeping(void)
62 wcsession *sessions_to_kill = NULL;
65 * Lock the session list, moving any candidates for euthanasia into
68 pthread_mutex_lock(&SessionListMutex);
69 for (sptr = SessionList; sptr != NULL; sptr = sptr->next) {
71 /* Kill idle sessions */
72 if ((time(NULL) - (sptr->lastreq)) > (time_t) WEBCIT_TIMEOUT) {
76 /* Remove sessions flagged for kill */
79 /** remove session from linked list */
80 if (sptr == SessionList) {
81 SessionList = SessionList->next;
83 else for (ss=SessionList;ss!=NULL;ss=ss->next) {
84 if (ss->next == sptr) {
85 ss->next = ss->next->next;
89 sptr->next = sessions_to_kill;
90 sessions_to_kill = sptr;
93 pthread_mutex_unlock(&SessionListMutex);
96 * Now free up and destroy the culled sessions.
98 while (sessions_to_kill != NULL) {
99 syslog(3, "Destroying session %d\n", sessions_to_kill->wc_session);
100 pthread_mutex_lock(&sessions_to_kill->SessionMutex);
101 pthread_mutex_unlock(&sessions_to_kill->SessionMutex);
102 sptr = sessions_to_kill->next;
104 session_destroy_modules(&sessions_to_kill);
105 sessions_to_kill = sptr;
110 * Check the size of our thread pool. If all threads are executing, spawn another.
112 void check_thread_pool_size(void)
114 if (time_to_die) return; /* don't expand the thread pool during shutdown */
116 begin_critical_section(S_SPAWNER); /* only one of these should run at a time */
118 (num_threads_executing >= num_threads_existing)
119 && (num_threads_existing < MAX_WORKER_THREADS)
121 syslog(3, "%d of %d threads are executing. Adding another worker thread.\n",
122 num_threads_executing,
125 spawn_another_worker_thread();
127 end_critical_section(S_SPAWNER);
132 * Wake up occasionally and clean house
134 void housekeeping_loop(void)
137 sleeeeeeeeeep(HOUSEKEEPING);
144 * Create a Session id
145 * Generate a unique WebCit session ID (which is not the same thing as the
146 * Citadel session ID).
148 int GenerateSessionID(void)
150 static int seq = (-1);
153 seq = (int) time(NULL);
159 wcsession *FindSession(wcsession **wclist, ParsedHttpHdrs *Hdr, pthread_mutex_t *ListMutex)
161 wcsession *sptr = NULL;
162 wcsession *TheSession = NULL;
164 if (Hdr->HR.got_auth == AUTH_BASIC) {
168 pthread_mutex_lock(ListMutex);
169 for (sptr = *wclist; ((sptr != NULL) && (TheSession == NULL)); sptr = sptr->next) {
171 /* If HTTP-AUTH, look for a session with matching credentials */
172 switch (Hdr->HR.got_auth)
175 if ( (Hdr->HR.SessionKey != sptr->SessionKey))
177 if ((!strcasecmp(ChrPtr(Hdr->c_username), ChrPtr(sptr->wc_username))) &&
178 (!strcasecmp(ChrPtr(Hdr->c_password), ChrPtr(sptr->wc_password))) ) {
181 if (TheSession == NULL)
182 syslog(1, "found sessionkey [%ld], but credentials for [%s|%s] didn't match\n",
183 Hdr->HR.SessionKey,ChrPtr(Hdr->c_username), ChrPtr(sptr->wc_username));
186 /* If cookie-session, look for a session with matching session ID */
187 if ( (Hdr->HR.desired_session != 0) &&
188 (sptr->wc_session == Hdr->HR.desired_session)) {
196 pthread_mutex_unlock(ListMutex);
197 if (TheSession == NULL)
198 syslog(1, "didn't find sessionkey [%ld] for user [%s]\n",
199 Hdr->HR.SessionKey,ChrPtr(Hdr->c_username));
203 wcsession *CreateSession(int Lockable, int Static, wcsession **wclist, ParsedHttpHdrs *Hdr, pthread_mutex_t *ListMutex)
205 wcsession *TheSession;
207 syslog(3, "Creating a new session\n");
208 TheSession = (wcsession *) malloc(sizeof(wcsession));
209 memset(TheSession, 0, sizeof(wcsession));
210 TheSession->Hdr = Hdr;
211 TheSession->SessionKey = Hdr->HR.SessionKey;
212 TheSession->serv_sock = (-1);
214 pthread_setspecific(MyConKey, (void *)TheSession);
216 /* If we're recreating a session that expired, it's best to give it the same
217 * session number that it had before. The client browser ought to pick up
218 * the new session number and start using it, but in some rare situations it
219 * doesn't, and that's a Bad Thing because it causes lots of spurious sessions
222 if (Hdr->HR.desired_session == 0) {
223 TheSession->wc_session = GenerateSessionID();
226 TheSession->wc_session = Hdr->HR.desired_session;
228 Hdr->HR.Static = Static;
229 session_new_modules(TheSession);
232 pthread_mutex_init(&TheSession->SessionMutex, NULL);
234 if (ListMutex != NULL)
235 pthread_mutex_lock(ListMutex);
237 if (wclist != NULL) {
238 TheSession->nonce = rand();
239 TheSession->next = *wclist;
240 *wclist = TheSession;
242 if (ListMutex != NULL)
243 pthread_mutex_unlock(ListMutex);
249 /* If it's a "force 404" situation then display the error and bail. */
252 hprintf("HTTP/1.1 404 Not found\r\n");
253 hprintf("Content-Type: text/plain\r\n");
254 wc_printf("Not found\r\n");
258 int ReadHttpSubject(ParsedHttpHdrs *Hdr, StrBuf *Line, StrBuf *Buf)
261 void *vLine, *vHandler;
262 const char *Pos = NULL;
265 Hdr->HR.ReqLine = Line;
266 /* The requesttype... GET, POST... */
267 StrBufExtract_token(Buf, Hdr->HR.ReqLine, 0, ' ');
268 if (GetHash(HttpReqTypes, SKEY(Buf), &vLine) &&
271 Hdr->HR.eReqType = *(long*)vLine;
274 Hdr->HR.eReqType = eGET;
277 StrBufCutLeft(Hdr->HR.ReqLine, StrLength(Buf) + 1);
279 /* the HTTP Version... */
280 StrBufExtract_token(Buf, Hdr->HR.ReqLine, 1, ' ');
281 StrBufCutRight(Hdr->HR.ReqLine, StrLength(Buf) + 1);
283 if (StrLength(Buf) == 0) {
284 Hdr->HR.eReqType = eGET;
288 StrBufAppendBuf(Hdr->this_page, Hdr->HR.ReqLine, 0);
290 /* chop Filename / query arguments */
291 Args = strchr(ChrPtr(Hdr->HR.ReqLine), '?');
292 if (Args == NULL) /* whe're not that picky about params... TODO: this will spoil '&' in filenames.*/
293 Args = strchr(ChrPtr(Hdr->HR.ReqLine), '&');
295 Args ++; /* skip the ? */
296 StrBufPlain(Hdr->PlainArgs,
298 StrLength(Hdr->HR.ReqLine) -
299 (Args - ChrPtr(Hdr->HR.ReqLine)));
300 StrBufCutAt(Hdr->HR.ReqLine, 0, Args - 1);
301 } /* don't parse them yet, maybe we don't even care... */
303 /* now lookup what we are going to do with this... */
304 /* skip first slash */
305 StrBufExtract_NextToken(Buf, Hdr->HR.ReqLine, &Pos, '/');
307 StrBufExtract_NextToken(Buf, Hdr->HR.ReqLine, &Pos, '/');
309 GetHash(HandlerHash, SKEY(Buf), &vHandler),
310 Hdr->HR.Handler = (WebcitHandler*) vHandler;
311 if (Hdr->HR.Handler == NULL)
314 * If the request is prefixed by "/webcit" then chop that off. This
315 * allows a front end web server to forward all /webcit requests to us
316 * while still using the same web server port for other things.
318 if ((Hdr->HR.Handler->Flags & URLNAMESPACE) != 0)
322 /* remove the handlername from the URL */
323 if ((Pos != NULL) && (Pos != StrBufNOTNULL)){
324 StrBufCutLeft(Hdr->HR.ReqLine,
325 Pos - ChrPtr(Hdr->HR.ReqLine));
328 if (Hdr->HR.Handler != NULL) {
329 if ((Hdr->HR.Handler->Flags & BOGUS) != 0)
331 Hdr->HR.DontNeedAuth = (
332 ((Hdr->HR.Handler->Flags & ISSTATIC) != 0) ||
333 ((Hdr->HR.Handler->Flags & ANONYMOUS) != 0)
337 Hdr->HR.DontNeedAuth = 1; /* Flat request? show him the login screen... */
343 int AnalyseHeaders(ParsedHttpHdrs *Hdr)
349 HashPos *at = GetNewHashPos(Hdr->HTTPHeaders, 0);
351 while (GetNextHashPos(Hdr->HTTPHeaders, at, &HKLen, &HashKey, &vHdr) &&
353 pHdr = (OneHttpHeader *)vHdr;
354 if (pHdr->HaveEvaluator)
355 pHdr->H(pHdr->Val, Hdr);
362 /*const char *nix(void *vptr) {return ChrPtr( (StrBuf*)vptr);}*/
365 * Read in the request
367 int ReadHTTPRequest (ParsedHttpHdrs *Hdr)
369 const char *pch, *pchs, *pche;
371 StrBuf *Line, *LastLine, *HeaderName;
376 HeaderName = NewStrBuf();
380 Line = NewStrBufPlain(NULL, SIZ / 4);
382 if (ClientGetLine(Hdr, Line) < 0) return 1;
384 if (StrLength(Line) == 0) {
389 Hdr->HTTPHeaders = NewHash(1, NULL);
390 pHdr = (OneHttpHeader*) malloc(sizeof(OneHttpHeader));
391 memset(pHdr, 0, sizeof(OneHttpHeader));
393 Put(Hdr->HTTPHeaders, HKEY("GET /"), pHdr, DestroyHttpHeaderHandler);
394 syslog(9, "%s\n", ChrPtr(Line));
395 isbogus = ReadHttpSubject(Hdr, Line, HeaderName);
400 /* Do we need to Unfold? */
401 if ((LastLine != NULL) &&
402 (isspace(*ChrPtr(Line)))) {
403 pch = pchs = ChrPtr(Line);
404 pche = pchs + StrLength(Line);
405 while (isspace(*pch) && (pch < pche))
407 StrBufCutLeft(Line, pch - pchs);
408 StrBufAppendBuf(LastLine, Line, 0);
414 StrBufSanitizeAscii(Line, '§');
415 StrBufExtract_token(HeaderName, Line, 0, ':');
418 pche = pchs + StrLength(Line);
419 pch = pchs + StrLength(HeaderName) + 1;
420 pche = pchs + StrLength(Line);
421 while ((pch < pche) && isspace(*pch))
423 StrBufCutLeft(Line, pch - pchs);
425 StrBufUpCase(HeaderName);
427 pHdr = (OneHttpHeader*) malloc(sizeof(OneHttpHeader));
428 memset(pHdr, 0, sizeof(OneHttpHeader));
431 if (GetHash(HttpHeaderHandler, SKEY(HeaderName), &vF) &&
434 OneHttpHeader *FHdr = (OneHttpHeader*) vF;
436 pHdr->HaveEvaluator = 1;
438 Put(Hdr->HTTPHeaders, SKEY(HeaderName), pHdr, DestroyHttpHeaderHandler);
440 } while (Line != NULL);
442 FreeStrBuf(&HeaderName);
447 void OverrideRequest(ParsedHttpHdrs *Hdr, const char *Line, long len)
449 StrBuf *Buf = NewStrBuf();
451 if (Hdr->HR.ReqLine != NULL) {
452 FlushStrBuf(Hdr->HR.ReqLine);
453 StrBufPlain(Hdr->HR.ReqLine, Line, len);
456 Hdr->HR.ReqLine = NewStrBufPlain(Line, len);
458 ReadHttpSubject(Hdr, Hdr->HR.ReqLine, Buf);
466 * This loop gets called once for every HTTP connection made to WebCit. At
467 * this entry point we have an HTTP socket with a browser allegedly on the
468 * other end, but we have not yet bound to a WebCit session.
470 * The job of this function is to locate the correct session and bind to it,
471 * or create a session if necessary and bind to it, then run the WebCit
472 * transaction loop. Afterwards, we unbind from the session. When this
473 * function returns, the worker thread is then free to handle another
476 void context_loop(ParsedHttpHdrs *Hdr)
479 wcsession *TheSession;
480 struct timeval tx_start;
481 struct timeval tx_finish;
483 gettimeofday(&tx_start, NULL); /* start a stopwatch for performance timing */
486 * Find out what it is that the web browser is asking for
488 isbogus = ReadHTTPRequest(Hdr);
490 Hdr->HR.dav_depth = 32767; /* TODO: find a general way to have non-0 defaults */
492 isbogus = AnalyseHeaders(Hdr);
495 ((Hdr->HR.Handler != NULL) &&
496 ((Hdr->HR.Handler->Flags & BOGUS) != 0)))
500 Bogus = CreateSession(0, 1, NULL, Hdr, NULL);
504 syslog(9, "HTTP: 404 [%ld.%06ld] %s %s \n",
505 ((tx_finish.tv_sec*1000000 + tx_finish.tv_usec) - (tx_start.tv_sec*1000000 + tx_start.tv_usec)) / 1000000,
506 ((tx_finish.tv_sec*1000000 + tx_finish.tv_usec) - (tx_start.tv_sec*1000000 + tx_start.tv_usec)) % 1000000,
507 ReqStrs[Hdr->HR.eReqType],
508 ChrPtr(Hdr->this_page)
510 session_detach_modules(Bogus);
511 session_destroy_modules(&Bogus);
515 if ((Hdr->HR.Handler != NULL) && ((Hdr->HR.Handler->Flags & ISSTATIC) != 0))
518 Static = CreateSession(0, 1, NULL, Hdr, NULL);
520 Hdr->HR.Handler->F();
522 /* How long did this transaction take? */
523 gettimeofday(&tx_finish, NULL);
525 syslog(9, "HTTP: 200 [%ld.%06ld] %s %s \n",
526 ((tx_finish.tv_sec*1000000 + tx_finish.tv_usec) - (tx_start.tv_sec*1000000 + tx_start.tv_usec)) / 1000000,
527 ((tx_finish.tv_sec*1000000 + tx_finish.tv_usec) - (tx_start.tv_sec*1000000 + tx_start.tv_usec)) % 1000000,
528 ReqStrs[Hdr->HR.eReqType],
529 ChrPtr(Hdr->this_page)
531 session_detach_modules(Static);
532 session_destroy_modules(&Static);
536 if (Hdr->HR.got_auth == AUTH_BASIC) {
541 * See if there's an existing session open with the desired ID or user/pass
543 TheSession = FindSession(&SessionList, Hdr, &SessionListMutex);
546 * Create a new session if we have to
548 if (TheSession == NULL) {
549 TheSession = CreateSession(1, 0, &SessionList, Hdr, &SessionListMutex);
551 if ( (StrLength(Hdr->c_username) == 0)
552 && (!Hdr->HR.DontNeedAuth)
553 && (Hdr->HR.Handler != NULL)
554 && ((XHTTP_COMMANDS & Hdr->HR.Handler->Flags) == XHTTP_COMMANDS)
556 OverrideRequest(Hdr, HKEY("GET /401 HTTP/1.0"));
557 Hdr->HR.prohibit_caching = 1;
560 if (StrLength(Hdr->c_language) > 0) {
561 syslog(9, "Session cookie requests language '%s'\n", ChrPtr(Hdr->c_language));
562 set_selected_language(ChrPtr(Hdr->c_language));
563 go_selected_language();
568 * A future improvement might be to check the session integrity
569 * at this point before continuing.
573 * Bind to the session and perform the transaction
575 pthread_mutex_lock(&TheSession->SessionMutex); /* bind */
576 pthread_setspecific(MyConKey, (void *)TheSession);
578 TheSession->lastreq = time(NULL); /* log */
579 TheSession->Hdr = Hdr;
581 session_attach_modules(TheSession);
582 session_loop(); /* do transaction */
585 /* How long did this transaction take? */
586 gettimeofday(&tx_finish, NULL);
589 syslog(9, "HTTP: 200 [%ld.%06ld] %s %s \n",
590 ((tx_finish.tv_sec*1000000 + tx_finish.tv_usec) - (tx_start.tv_sec*1000000 + tx_start.tv_usec)) / 1000000,
591 ((tx_finish.tv_sec*1000000 + tx_finish.tv_usec) - (tx_start.tv_sec*1000000 + tx_start.tv_usec)) % 1000000,
592 ReqStrs[Hdr->HR.eReqType],
593 ChrPtr(Hdr->this_page)
596 session_detach_modules(TheSession);
598 TheSession->Hdr = NULL;
599 pthread_mutex_unlock(&TheSession->SessionMutex); /* unbind */
602 void tmplput_nonce(StrBuf *Target, WCTemplputParams *TP)
605 StrBufAppendPrintf(Target, "%ld",
606 (WCC != NULL)? WCC->nonce:0);
609 void tmplput_current_user(StrBuf *Target, WCTemplputParams *TP)
611 StrBufAppendTemplate(Target, TP, WC->wc_fullname, 0);
614 void Header_HandleContentLength(StrBuf *Line, ParsedHttpHdrs *hdr)
616 hdr->HR.ContentLength = StrToi(Line);
619 void Header_HandleContentType(StrBuf *Line, ParsedHttpHdrs *hdr)
621 hdr->HR.ContentType = Line;
625 void Header_HandleHost(StrBuf *Line, ParsedHttpHdrs *hdr)
627 if (hdr->HostHeader != NULL) {
628 FreeStrBuf(&hdr->HostHeader);
630 hdr->HostHeader = NewStrBuf();
631 StrBufAppendPrintf(hdr->HostHeader, "%s://", (is_https ? "https" : "http") );
632 StrBufAppendBuf(hdr->HostHeader, Line, 0);
635 void Header_HandleXFFHost(StrBuf *Line, ParsedHttpHdrs *hdr)
637 if (!follow_xff) return;
639 if (hdr->HostHeader != NULL) {
640 FreeStrBuf(&hdr->HostHeader);
643 hdr->HostHeader = NewStrBuf();
644 StrBufAppendPrintf(hdr->HostHeader, "http://"); /* this is naive; do something about it */
645 StrBufAppendBuf(hdr->HostHeader, Line, 0);
649 void Header_HandleXFF(StrBuf *Line, ParsedHttpHdrs *hdr)
651 hdr->HR.browser_host = Line;
653 while (StrBufNum_tokens(hdr->HR.browser_host, ',') > 1) {
654 StrBufRemove_token(hdr->HR.browser_host, 0, ',');
656 StrBufTrim(hdr->HR.browser_host);
659 void Header_HandleIfModSince(StrBuf *Line, ParsedHttpHdrs *hdr)
661 hdr->HR.if_modified_since = httpdate_to_timestamp(Line);
664 void Header_HandleAcceptEncoding(StrBuf *Line, ParsedHttpHdrs *hdr)
669 if (strstr(&ChrPtr(Line)[16], "gzip")) {
673 const char *ReqStrs[eNONE] = {
686 ServerStartModule_CONTEXT
690 HttpReqTypes = NewHash(1, NULL);
691 HttpHeaderHandler = NewHash(1, NULL);
693 v = malloc(sizeof(long));
695 Put(HttpReqTypes, HKEY("GET"), v, NULL);
697 v = malloc(sizeof(long));
699 Put(HttpReqTypes, HKEY("POST"), v, NULL);
701 v = malloc(sizeof(long));
703 Put(HttpReqTypes, HKEY("OPTIONS"), v, NULL);
705 v = malloc(sizeof(long));
707 Put(HttpReqTypes, HKEY("PROPFIND"), v, NULL);
709 v = malloc(sizeof(long));
711 Put(HttpReqTypes, HKEY("PUT"), v, NULL);
713 v = malloc(sizeof(long));
715 Put(HttpReqTypes, HKEY("DELETE"), v, NULL);
717 v = malloc(sizeof(long));
719 Put(HttpReqTypes, HKEY("HEAD"), v, NULL);
721 v = malloc(sizeof(long));
723 Put(HttpReqTypes, HKEY("MOVE"), v, NULL);
725 v = malloc(sizeof(long));
727 Put(HttpReqTypes, HKEY("COPY"), v, NULL);
731 ServerShutdownModule_CONTEXT
734 DeleteHash(&HttpReqTypes);
735 DeleteHash(&HttpHeaderHandler);
738 void RegisterHeaderHandler(const char *Name, long Len, Header_Evaluator F)
741 pHdr = (OneHttpHeader*) malloc(sizeof(OneHttpHeader));
742 memset(pHdr, 0, sizeof(OneHttpHeader));
744 Put(HttpHeaderHandler, Name, Len, pHdr, DestroyHttpHeaderHandler);
752 RegisterHeaderHandler(HKEY("CONTENT-LENGTH"), Header_HandleContentLength);
753 RegisterHeaderHandler(HKEY("CONTENT-TYPE"), Header_HandleContentType);
754 RegisterHeaderHandler(HKEY("X-FORWARDED-HOST"), Header_HandleXFFHost); /* Apache way... */
755 RegisterHeaderHandler(HKEY("X-REAL-IP"), Header_HandleXFFHost); /* NGinX way... */
756 RegisterHeaderHandler(HKEY("HOST"), Header_HandleHost);
757 RegisterHeaderHandler(HKEY("X-FORWARDED-FOR"), Header_HandleXFF);
758 RegisterHeaderHandler(HKEY("ACCEPT-ENCODING"), Header_HandleAcceptEncoding);
759 RegisterHeaderHandler(HKEY("IF-MODIFIED-SINCE"), Header_HandleIfModSince);
761 RegisterNamespace("CURRENT_USER", 0, 1, tmplput_current_user, NULL, CTX_NONE);
762 RegisterNamespace("NONCE", 0, 0, tmplput_nonce, NULL, 0);
764 WebcitAddUrlHandler(HKEY("404"), "", 0, do_404, ANONYMOUS|COOKIEUNNEEDED);
766 * Look for commonly-found probes of malware such as worms, viruses, trojans, and Microsoft Office.
767 * Short-circuit these requests so we don't have to send them through the full processing loop.
769 WebcitAddUrlHandler(HKEY("scripts"), "", 0, do_404, ANONYMOUS|BOGUS); /* /root.exe - Worms and trojans and viruses, oh my! */
770 WebcitAddUrlHandler(HKEY("c"), "", 0, do_404, ANONYMOUS|BOGUS); /* /winnt */
771 WebcitAddUrlHandler(HKEY("MSADC"), "", 0, do_404, ANONYMOUS|BOGUS);
772 WebcitAddUrlHandler(HKEY("_vti"), "", 0, do_404, ANONYMOUS|BOGUS); /* Broken Microsoft DAV implementation */
773 WebcitAddUrlHandler(HKEY("MSOffice"), "", 0, do_404, ANONYMOUS|BOGUS); /* Stoopid MSOffice thinks everyone is IIS */
774 WebcitAddUrlHandler(HKEY("nonexistenshit"), "", 0, do_404, ANONYMOUS|BOGUS); /* Exploit found in the wild January 2009 */
779 HttpNewModule_CONTEXT
780 (ParsedHttpHdrs *httpreq)
782 httpreq->PlainArgs = NewStrBufPlain(NULL, SIZ);
783 httpreq->this_page = NewStrBufPlain(NULL, SIZ);
787 HttpDetachModule_CONTEXT
788 (ParsedHttpHdrs *httpreq)
790 FlushStrBuf(httpreq->PlainArgs);
791 FlushStrBuf(httpreq->HostHeader);
792 FlushStrBuf(httpreq->this_page);
793 FlushStrBuf(httpreq->PlainArgs);
794 DeleteHash(&httpreq->HTTPHeaders);
795 memset(&httpreq->HR, 0, sizeof(HdrRefs));
799 HttpDestroyModule_CONTEXT
800 (ParsedHttpHdrs *httpreq)
802 FreeStrBuf(&httpreq->this_page);
803 FreeStrBuf(&httpreq->PlainArgs);
804 FreeStrBuf(&httpreq->this_page);
805 FreeStrBuf(&httpreq->PlainArgs);
806 FreeStrBuf(&httpreq->HostHeader);
807 DeleteHash(&httpreq->HTTPHeaders);