Annotation of Amaya/amaya/query.c, revision 1.116
1.14 cvs 1: /*
2: *
3: * (c) COPYRIGHT MIT and INRIA, 1996.
4: * Please first read the full copyright statement in file COPYRIGHT.
5: *
6: */
1.4 cvs 7:
1.19 cvs 8: /*
1.83 cvs 9: * query.c : contains all the functions for requesting and publishing
1.19 cvs 10: * URLs via libwww. It handles any eventual HTTP error code
11: * (redirection, authentication needed, not found, etc.)
12: *
1.69 cvs 13: * Author: J. Kahan
1.92 cvs 14: * J. Kahan/R. Guetari Windows 95/NT routines
1.19 cvs 15: */
1.17 cvs 16:
1.44 cvs 17: #ifndef AMAYA_JAVA
18:
1.116 ! cvs 19: /* defines to include elsewhere
! 20: *********************************/
! 21:
! 22: #define AMAYA_WWW_CACHE
! 23:
! 24: /*** for windows? ***/
! 25:
! 26: #ifndef _WINDOWS
! 27: #define DEFAULT_CACHE_DIR "/tmp"
! 28: #define CACHE_DIR_NAME "/amaya-cache"
! 29: #else
! 30: #define DEFAULT_CACHE_DIR "c:\tmp"
! 31: #define CACHE_DIR_NAME "\amaya-cache"
! 32: #endif /* !_WINDOWS */
! 33:
! 34:
! 35:
! 36: #define DEFAULT_CACHE_SIZE 5
! 37:
! 38:
1.12 cvs 39: /* Amaya includes */
1.25 cvs 40: #define THOT_EXPORT extern
1.4 cvs 41: #include "amaya.h"
1.70 cvs 42: #ifdef _WINDOWS
43: #include <fcntl.h>
44: #endif /* _WINDOWS */
1.7 cvs 45:
1.4 cvs 46: #if defined(__svr4__)
47: #define CATCH_SIG
48: #endif
49:
50: /* local structures coming from libwww and which are
1.17 cvs 51: not found in any .h file
1.7 cvs 52: */
1.68 cvs 53:
1.7 cvs 54: struct _HTStream
55: {
1.15 cvs 56: const HTStreamClass *isa;
57: FILE *fp;
1.45 cvs 58: BOOL leave_open; /* Close file when TtaFreeMemory? */
1.15 cvs 59: char *end_command; /* Command to execute */
60: BOOL remove_on_close; /* Remove file? */
61: char *filename; /* Name of file */
62: HTRequest *request; /* saved for callback */
63: HTRequestCallback *callback;
1.7 cvs 64: };
65:
1.15 cvs 66:
1.7 cvs 67: struct _HTError
68: {
69: HTErrorElement element; /* Index number into HTError */
70: HTSeverity severity; /* A la VMS */
71: BOOL ignore; /* YES if msg should not go to user */
72: void *par; /* Explanation, e.g. filename */
73: int length; /* For copying by generic routine */
74: char *where; /* Which function */
75: };
76:
1.4 cvs 77: /* Type definitions and global variables etc. local to this module */
78:
1.17 cvs 79: /*----------------------------------------------------------------------*/
80:
1.4 cvs 81: /*** private variables ***/
1.17 cvs 82:
1.4 cvs 83: static HTList *converters = NULL; /* List of global converters */
1.27 cvs 84: static HTList *acceptTypes = NULL; /* List of types for the Accept header */
1.4 cvs 85: static HTList *encodings = NULL;
1.16 cvs 86: static int object_counter = 0; /* loaded objects counter */
1.116 ! cvs 87: static boolean AmayaAlive; /* set to 1 if the application is active;
! 88: 0 if we have killed */
1.4 cvs 89:
1.15 cvs 90: #include "answer_f.h"
91: #include "query_f.h"
92: #include "AHTURLTools_f.h"
93: #include "AHTBridge_f.h"
94: #include "AHTMemConv_f.h"
95: #include "AHTFWrite_f.h"
1.4 cvs 96:
1.116 ! cvs 97: /* prototypes */
! 98:
! 99: #ifdef __STDC__
1.70 cvs 100: #ifdef _WINDOWS
101: int WIN_Activate_Request (HTRequest* , HTAlertOpcode, int, const char*, void*, HTAlertPar*);
1.116 ! cvs 102: #endif /* _WINDOWS */
1.70 cvs 103: #else
1.116 ! cvs 104: #ifdef _WINDOWS
1.70 cvs 105: int WIN_Activate_Request ();
1.116 ! cvs 106: #endif /* _WINDOWS */
1.70 cvs 107: #endif /* __STDC__ */
1.116 ! cvs 108:
1.15 cvs 109:
110: /*----------------------------------------------------------------------
1.17 cvs 111: GetDocIdStatus
112: gets the status associated to a docid
1.15 cvs 113: ----------------------------------------------------------------------*/
114: #ifdef __STDC__
115: AHTDocId_Status *GetDocIdStatus (int docid, HTList * documents)
116: #else
117: AHTDocID_Status *GetDocIdStatus (docid, documents)
118: int docid;
119: HTList *documents;
120:
121: #endif
122: {
123: AHTDocId_Status *me;
124: HTList *cur;
125:
126: if (documents)
127: {
128: cur = documents;
129:
130: while ((me = (AHTDocId_Status *) HTList_nextObject (cur)))
131: {
132: if (me->docid == docid)
133: return (me);
1.18 cvs 134: }
135: }
1.15 cvs 136: return (AHTDocId_Status *) NULL;
137:
138: }
139:
1.5 cvs 140: /*----------------------------------------------------------------------
1.27 cvs 141: AHTGuessAtom_for
142: Converts an Amaya type descriptor into the equivalent MIME type.
143: ----------------------------------------------------------------------*/
144: #ifdef __STDC__
145: static HTAtom *AHTGuessAtom_for (char *urlName, PicType contentType)
146: #else
147: static HTAtom *AHTGuessAtom_for (urlName, contentType)
148: char *urlName;
149: PicType contentType;
150: #endif
151: {
152: HTAtom *atom;
153: char *filename;
154: HTEncoding enc;
155: HTEncoding cte;
156: HTLanguage lang;
1.50 cvs 157: double quality = 1.0;
1.27 cvs 158:
159: switch (contentType)
160: {
161: case xbm_type:
162: atom = HTAtom_for("image/xbm");
163: break;
164: case eps_type:
1.35 cvs 165: atom = HTAtom_for("application/postscript");
1.27 cvs 166: break;
167: case xpm_type:
168: atom = HTAtom_for("image/xpm");
169: break;
170: case gif_type:
171: atom = HTAtom_for("image/gif");
172: break;
173: case jpeg_type:
174: atom = HTAtom_for("image/jpeg");
175: break;
176: case png_type:
177: atom = HTAtom_for("image/png");
178: break;
179: case unknown_type:
180: default:
181: /*
182: ** Amaya could not detect the type, so
183: ** we try to use the filename's suffix to do so.
184: */
1.45 cvs 185: filename = AmayaParseUrl (urlName, "", AMAYA_PARSE_PATH | AMAYA_PARSE_PUNCTUATION);
1.27 cvs 186: HTBind_getFormat (filename, &atom, &enc, &cte, &lang, &quality);
1.45 cvs 187: TtaFreeMemory (filename);
1.27 cvs 188: if (atom == WWW_UNKNOWN)
189: /*
190: ** we could not identify the suffix, so we assign it
191: ** a default type
192: */
193: atom = HTAtom_for ("text/html");
194: break;
195: }
196:
197: return atom;
198: }
199:
200: /*----------------------------------------------------------------------
1.17 cvs 201: AHTReqContext_new
202: create a new Amaya Context Object and update the global Amaya
203: request status.
1.5 cvs 204: ----------------------------------------------------------------------*/
1.4 cvs 205: #ifdef __STDC__
206: static AHTReqContext *AHTReqContext_new (int docid)
207: #else
208: static AHTReqContext *AHTReqContext_new (docid)
209: int docid;
210:
211: #endif
212: {
213: AHTReqContext *me;
214: AHTDocId_Status *docid_status;
215:
216: if ((me = (AHTReqContext *) TtaGetMemory (sizeof (AHTReqContext))) == NULL)
1.116 ! cvs 217: outofmem (__FILE__, "AHTReqContext_new");
! 218:
! 219: /* clear the structure */
! 220: memset ((void *) me, 0, sizeof (AHTReqContext));
1.4 cvs 221:
1.81 cvs 222: /* Bind the Context object together with the Request Object */
223: me->request = HTRequest_new ();
224:
1.116 ! cvs 225: /*
! 226: ** Make sure that the first request is flushed immediately and not
! 227: ** buffered in the output buffer
! 228: */
! 229: HTRequest_setFlush(me->request, YES);
! 230:
1.80 cvs 231: /* clean the associated file structure) */
1.79 cvs 232: HTRequest_setOutputStream (me->request, NULL);
1.81 cvs 233:
1.4 cvs 234: /* Initialize the other members of the structure */
1.17 cvs 235: me->reqStatus = HT_NEW; /* initial status of a request */
1.4 cvs 236: me->docid = docid;
237: HTRequest_setMethod (me->request, METHOD_GET);
238: HTRequest_setOutputFormat (me->request, WWW_SOURCE);
239: HTRequest_setContext (me->request, me);
1.116 ! cvs 240:
1.36 cvs 241: /* experimental */
242: me->read_sock = INVSOC;
243: me->write_sock = INVSOC;
244: me->except_sock = INVSOC;
1.4 cvs 245:
246: /* Update the global context */
247: HTList_appendObject (Amaya->reqlist, (void *) me);
248:
249: docid_status = GetDocIdStatus (docid, Amaya->docid_status);
250:
1.7 cvs 251: if (docid_status == NULL)
252: {
1.116 ! cvs 253: docid_status = (AHTDocId_Status *)
! 254: TtaGetMemory (sizeof (AHTDocId_Status));
1.7 cvs 255: docid_status->docid = docid;
256: docid_status->counter = 1;
257: HTList_addObject (Amaya->docid_status, (void *) docid_status);
258: }
259: else
1.4 cvs 260: docid_status->counter++;
261:
262: Amaya->open_requests++;
263:
1.74 cvs 264: #ifdef DEBUG_LIBWWW
265: fprintf (stderr, "AHTReqContext_new: Created object %p\n", me);
266: #endif
1.116 ! cvs 267:
1.4 cvs 268: return me;
269: }
270:
1.5 cvs 271: /*----------------------------------------------------------------------
1.17 cvs 272: AHTReqContext_delete
273: Delete an Amaya Context Object and update the global Amaya request
274: status.
1.5 cvs 275: ----------------------------------------------------------------------*/
1.4 cvs 276:
277: #ifdef __STDC__
1.15 cvs 278: boolean AHTReqContext_delete (AHTReqContext * me)
1.4 cvs 279: #else
1.15 cvs 280: boolean AHTReqContext_delete (me)
1.4 cvs 281: AHTReqContext *me;
282:
283: #endif
284: {
285: AHTDocId_Status *docid_status;
286:
1.7 cvs 287: if (me)
288: {
1.4 cvs 289:
1.74 cvs 290: #ifdef DEBUG_LIBWWW
291: fprintf (stderr, "AHTReqContext_delete: Deleting object %p\n", me);
292: #endif
293:
1.7 cvs 294: if (Amaya->reqlist)
295: HTList_removeObject (Amaya->reqlist, (void *) me);
1.4 cvs 296:
1.7 cvs 297: docid_status = GetDocIdStatus (me->docid, Amaya->docid_status);
1.4 cvs 298:
1.7 cvs 299: if (docid_status)
300: {
301: docid_status->counter--;
302:
303: if (docid_status->counter == 0)
304: {
305: HTList_removeObject (Amaya->docid_status, (void *) docid_status);
306: TtaFreeMemory ((void *) docid_status);
307: }
308: }
1.79 cvs 309: if (HTRequest_outputStream (me->request))
310: AHTFWriter_FREE (me->request->output_stream);
1.7 cvs 311: HTRequest_delete (me->request);
1.85 cvs 312:
1.89 cvs 313: if (me->output && me->output != stdout)
1.85 cvs 314: {
315: #ifdef DEBUG_LIBWWW
316: fprintf (stderr, "AHTReqContext_delete: URL is %s, closing "
317: "FILE %p\n", me->urlName, me->output);
318: #endif
319: fclose (me->output);
320: me->output = NULL;
321: }
1.79 cvs 322:
1.7 cvs 323: if (me->error_stream != (char *) NULL)
1.70 cvs 324: HT_FREE (me->error_stream);
325: # ifndef _WINDOWS
326: # ifdef WWW_XWINDOWS
1.21 cvs 327: if (me->read_xtinput_id || me->write_xtinput_id ||
328: me->except_xtinput_id)
329: RequestKillAllXtevents(me);
1.70 cvs 330: # endif /* WWW_XWINDOWS */
331: # endif /* !_WINDOWS */
1.74 cvs 332:
1.99 cvs 333: if (me->reqStatus == HT_ABORT)
334: {
335: if (me->outputfile && me->outputfile[0] != EOS)
336: {
337: TtaFileUnlink (me->outputfile);
338: me->outputfile[0] = EOS;
339: }
340: }
341:
1.74 cvs 342: if ((me->mode & AMAYA_ASYNC) || (me->mode & AMAYA_IASYNC))
343: /* for the ASYNC mode, free the memory we allocated in GetObjectWWW
344: or in PutObjectWWW */
345: {
1.79 cvs 346: if (me->urlName)
347: TtaFreeMemory (me->urlName);
348: if (me->outputfile)
349: TtaFreeMemory (me->outputfile);
1.74 cvs 350: }
1.113 cvs 351:
352: if (me->content_type)
353: TtaFreeMemory (me->content_type);
1.116 ! cvs 354: /* @@@ need to do this better */
! 355: if (me->formdata)
! 356: HTAssocList_delete (me->formdata);
! 357:
! 358: /* to trace bugs */
! 359: memset ((void *) me, 0, sizeof (AHTReqContext));
1.99 cvs 360:
1.7 cvs 361: TtaFreeMemory ((void *) me);
1.116 ! cvs 362:
1.7 cvs 363: Amaya->open_requests--;
1.116 ! cvs 364:
1.15 cvs 365: return TRUE;
1.7 cvs 366: }
1.15 cvs 367: return FALSE;
1.4 cvs 368: }
369:
370:
1.15 cvs 371: /*----------------------------------------------------------------------
1.17 cvs 372: Thread_deleteAll
373: this function deletes the whole list of active threads.
1.5 cvs 374: ----------------------------------------------------------------------*/
1.4 cvs 375: #ifdef __STDC__
376: static void Thread_deleteAll (void)
377: #else
378: static void Thread_deleteAll ()
379: #endif
380: {
1.21 cvs 381: HTList *cur;
382: AHTReqContext *me;
383: AHTDocId_Status *docid_status;
384:
1.74 cvs 385: if (Amaya && Amaya->reqlist)
386: {
387: if (Amaya->open_requests > 0)
388: #ifdef DEBUG_LIBWWW
389: fprintf (stderr, "Thread_deleteAll: Killing %d outstanding "
390: "requests\n", Amaya->open_requests);
391: #endif
392: {
393: cur = Amaya->reqlist;
394:
395: /* erase the requests */
396: while ((me = (AHTReqContext *) HTList_removeLastObject (cur)))
397: {
398: if (me->request)
399: {
1.70 cvs 400: # ifndef _WINDOWS
1.74 cvs 401: RequestKillAllXtevents (me);
1.70 cvs 402: # endif /* !_WINDOWS */
1.92 cvs 403:
404: if (me->request->net)
405: HTRequest_kill (me->request);
1.96 cvs 406: #ifndef _WINDOWS
407: AHTReqContext_delete (me);
408: #endif /* _WINDOWS */
1.74 cvs 409: }
410: } /* while */
411:
412: /* erase the docid_status entities */
413: while ((docid_status = (AHTDocId_Status *) HTList_removeLastObject ((void *) Amaya->docid_status)))
414: TtaFreeMemory ((void *) docid_status);
415:
416: } /* if */
1.84 cvs 417:
1.74 cvs 418: }
1.4 cvs 419: }
420:
1.5 cvs 421: /*----------------------------------------------------------------------
1.83 cvs 422: AHTOpen_file
423: ----------------------------------------------------------------------*/
424: #ifdef __STDC__
1.85 cvs 425: int AHTOpen_file (HTRequest * request)
1.83 cvs 426: #else
1.85 cvs 427: int AHTOpen_file (request)
1.83 cvs 428: HTRequest *request;
429:
430: #endif /* __STDC__ */
431: {
432: AHTReqContext *me; /* current request */
433:
434: me = HTRequest_context (request);
435:
1.93 cvs 436:
437: if (!me)
438: return HT_ERROR;
439:
1.83 cvs 440: #ifdef DEBUG_LIBWWW
1.116 ! cvs 441: fprintf(stderr, "AHTOpen_file: start for object : %p\n", me);
1.85 cvs 442: #endif /* DEBUG_LIBWWW */
443:
444: if (me->reqStatus == HT_ABORT)
445: {
446: #ifdef DEBUG_LIBWWW
447: fprintf(stderr, "AHTOpen_file: caught an abort request, skipping it\n");
1.83 cvs 448: #endif /* DEBUG_LIBWWW */
449:
1.85 cvs 450: return HT_OK;
451: }
452:
453: if (HTRequest_outputStream (me->request))
454: {
455:
456: #ifdef DEBUG_LIBWWW
457: fprintf(stderr, "AHTOpen_file: output stream already existed for url %s\n", me->urlName);
458: #endif /* DEBUG_LIBWWW */
459: return HT_OK;
460: }
461:
462: #ifdef DEBUG_LIBWWW
463: fprintf(stderr, "AHTOpen_file: opening output stream for url %s\n", me->urlName);
464: #endif /* DEBUG_LIBWWW */
465:
1.83 cvs 466: if (!(me->output) &&
467: (me->output != stdout) &&
468: #ifndef _WINDOWS
469: (me->output = fopen (me->outputfile, "w")) == NULL)
470: {
1.116 ! cvs 471: #else /* !_WINDOWS */
1.83 cvs 472: (me->output = fopen (me->outputfile, "wb")) == NULL)
473: {
474: #endif /* !_WINDOWS */
475:
476: me->outputfile[0] = '\0'; /* file could not be opened */
1.85 cvs 477: #ifdef DEBUG_LIBWWW
478: fprintf(stderr, "AHTOpen_file: couldn't open output stream for url %s\n", me->urlName);
479: #endif
1.83 cvs 480: TtaSetStatus (me->docid, 1,
481: TtaGetMessage (AMAYA, AM_CANNOT_CREATE_FILE),
482: me->outputfile);
483: me->reqStatus = HT_ERR;
484: return (HT_ERROR);
485: }
486:
487: HTRequest_setOutputStream (me->request,
488: AHTFWriter_new (me->request,
489: me->output, YES));
490: me->reqStatus = HT_WAITING;
491:
492: return HT_OK;
493: }
494:
495: /*----------------------------------------------------------------------
1.17 cvs 496: redirection_handler
497: this function is registered to handle permanent and temporary
498: redirections.
499: ----------------------------------------------------------------------*/
1.4 cvs 500: #ifdef __STDC__
1.7 cvs 501: static int redirection_handler (HTRequest * request, HTResponse * response, void *param, int status)
1.4 cvs 502: #else
503: static int redirection_handler (request, context, status)
504: HTRequest *request;
505: HTResponse *response;
506: void *param;
507: int status;
508:
509: #endif
510: {
511:
512: HTAnchor *new_anchor = HTResponse_redirection (response);
1.7 cvs 513: AHTReqContext *me = HTRequest_context (request);
1.4 cvs 514: HTMethod method = HTRequest_method (request);
1.98 cvs 515: char *ref;
516: char *tmp;
1.4 cvs 517:
1.7 cvs 518: if (!new_anchor)
519: {
520: if (PROT_TRACE)
521: HTTrace ("Redirection. No destination\n");
522: return HT_OK;
523: }
1.4 cvs 524:
525: /*
526: ** Only do redirect on GET and HEAD
527: */
1.7 cvs 528: if (!HTMethod_isSafe (method))
529: {
530: HTAlertCallback *prompt = HTAlert_find (HT_A_CONFIRM);
531: if (prompt)
532: {
533: if ((*prompt) (request, HT_A_CONFIRM, HT_MSG_REDIRECTION,
534: NULL, NULL, NULL) != YES)
535: return HT_ERROR;
536: }
537: }
1.4 cvs 538:
539: /*
540: ** Start new request with the redirect anchor found in the headers.
541: ** Note that we reuse the same request object which means that we must
542: ** keep this around until the redirected request has terminated. It also
543: ** allows us in an easy way to keep track of the number of redirections
544: ** so that we can detect endless loops.
545: */
1.17 cvs 546:
1.7 cvs 547: if (HTRequest_doRetry (request))
548: {
549: /* do we need to normalize the URL? */
550: if (strncmp (new_anchor->parent->address, "http:", 5))
551: {
552: /* Yes, so we use the pre-redirection anchor as a base name */
1.74 cvs 553: ref = AmayaParseUrl (new_anchor->parent->address,
554: me->urlName, AMAYA_PARSE_ALL);
1.7 cvs 555: if (ref)
556: {
1.98 cvs 557: HT_FREE (new_anchor->parent->address);
558: tmp = NULL;
559: HTSACopy (&tmp, ref);
560: new_anchor->parent->address = tmp;
561: TtaFreeMemory (ref);
1.7 cvs 562: }
1.98 cvs 563: else
564: return HT_ERROR; /* We can't redirect anymore */
1.7 cvs 565: }
566:
567: /* update the current file name */
1.116 ! cvs 568: TtaFreeMemory (me->urlName);
! 569: me->urlName = TtaStrdup (new_anchor->parent->address);
! 570:
1.21 cvs 571: if (strlen (new_anchor->parent->address) > (MAX_LENGTH - 2))
1.7 cvs 572: {
1.116 ! cvs 573: strncpy (me->urlName, new_anchor->parent->address,
! 574: MAX_LENGTH - 1);
1.21 cvs 575: me->urlName[MAX_LENGTH - 1] = EOS;
1.7 cvs 576: }
577: else
1.74 cvs 578: strcpy (me->urlName, new_anchor->parent->address);
1.7 cvs 579:
1.38 cvs 580: ChopURL (me->status_urlName, me->urlName);
1.116 ! cvs 581:
1.7 cvs 582: TtaSetStatus (me->docid, 1, TtaGetMessage (AMAYA, AM_RED_FETCHING),
1.38 cvs 583: me->status_urlName);
1.7 cvs 584:
585: /* Start request with new credentials */
1.64 cvs 586:
1.79 cvs 587: if (HTRequest_outputStream (me->request) != NULL) {
1.85 cvs 588: AHTFWriter_FREE (request->output_stream);
589: if (me->output != stdout) { /* Are we writing to a file? */
1.74 cvs 590: #ifdef DEBUG_LIBWWW
1.79 cvs 591: fprintf (stderr, "redirection_handler: New URL is %s, closing "
1.74 cvs 592: "FILE %p\n", me->urlName, me->output);
593: #endif
1.79 cvs 594: fclose (me->output);
595: me->output = NULL;
596: }
1.64 cvs 597: }
1.68 cvs 598:
1.105 cvs 599: /* reset the status */
1.116 ! cvs 600: me->reqStatus = HT_NEW;
1.105 cvs 601: /* clear the errors */
1.116 ! cvs 602: HTError_deleteAll (HTRequest_error (request));
1.105 cvs 603: HTRequest_setError (request, NULL);
1.116 ! cvs 604:
1.7 cvs 605: if (me->method == METHOD_PUT || me->method == METHOD_POST) /* PUT, POST etc. */
1.74 cvs 606: status = HTLoadAbsolute (me->urlName, request);
1.7 cvs 607: else
1.74 cvs 608: HTLoadAnchor (new_anchor, request);
1.7 cvs 609: }
610: else
1.68 cvs 611: {
1.74 cvs 612: HTRequest_addError (request, ERR_FATAL, NO, HTERR_MAX_REDIRECT,
613: NULL, 0, "HTRedirectFilter");
614: TtaSetStatus (me->docid, 1, TtaGetMessage (AMAYA, AM_REDIRECTIONS_LIMIT),
615: NULL);
616: if (me->error_html)
617: DocNetworkStatus[me->docid] |= AMAYA_NET_ERROR;
618: /* so that we can show the error message */
1.68 cvs 619: }
620:
1.4 cvs 621: /*
1.74 cvs 622: ** By returning HT_ERROR we make sure that this is the last handler to be
623: ** called. We do this as we don't want any other filter to delete the
624: ** request object now when we have just started a new one ourselves
625: */
1.4 cvs 626: return HT_ERROR;
627: }
628:
1.5 cvs 629: /*----------------------------------------------------------------------
1.17 cvs 630: terminate_handler
631: this function is registered to handle the result of the request
1.5 cvs 632: ----------------------------------------------------------------------*/
1.4 cvs 633: #if __STDC__
1.7 cvs 634: static int terminate_handler (HTRequest * request, HTResponse * response, void *context, int status)
1.4 cvs 635: #else
636: static int terminate_handler (request, response, context, status)
637: HTRequest *request;
638: HTResponse *response;
639: void *context;
640: int status;
641: #endif
642: {
1.116 ! cvs 643: AHTReqContext *me = (AHTReqContext *) HTRequest_context (request);
! 644: boolean error_flag;
! 645: char *content_type;
! 646:
! 647: if (!me)
! 648: return HT_OK; /* not an Amaya request */
! 649:
! 650: if (me->reqStatus == HT_END)
! 651: /* we have already processed this request! */
! 652: return HT_OK;
! 653:
! 654: /* if Amaya was killed, treat with this request as if it were
! 655: issued by a Stop button event */
! 656:
! 657: if (!AmayaIsAlive ())
1.80 cvs 658: me->reqStatus = HT_ABORT;
1.74 cvs 659:
1.77 cvs 660: if (status == HT_LOADED ||
661: status == HT_CREATED ||
1.79 cvs 662: status == HT_NO_DATA ||
1.116 ! cvs 663: #ifdef AMAYA_WWW_CACHE
! 664: /* what status to use to know we're downloading from a cache? */
! 665: status == HT_NOT_MODIFIED ||
! 666: #endif /* AMAYA_WWW_CACHE */
1.79 cvs 667: me->reqStatus == HT_ABORT)
1.74 cvs 668: error_flag = FALSE;
1.13 cvs 669: else
1.74 cvs 670: error_flag = TRUE;
671:
1.4 cvs 672: /* output any errors from the server */
1.74 cvs 673:
1.77 cvs 674: /*
1.74 cvs 675: ** me->output = output file which will receive an html file
676: ** me->error_html = yes, output HTML errors in the screen
677: ** request->error_stack == if there are any errors, they will be here
678: ** me->error_stream_size If it's != 0 means an error message has already
679: ** been written to the stack
680: */
681:
1.4 cvs 682: /* First, we verify if there are any errors and if they are not
1.17 cvs 683: ** yet written to the error stack. If no, then let's try to write them
684: ** ourselves
685: */
1.74 cvs 686:
687: #ifdef DEBUG_LIBWWW
688: fprintf (stderr, "terminate_handler: URL is "
689: "%s, closing FILE %p status is %d\n", me->urlName, me->output,
690: status);
1.69 cvs 691: #endif
1.74 cvs 692:
1.69 cvs 693: if (me->output && me->output != stdout)
694: {
1.74 cvs 695: /* we are writing to a file */
696: if (me->reqStatus != HT_ABORT)
697: { /* if the request was not aborted and */
1.80 cvs 698: if (error_flag &&
699: me->error_html == TRUE)
700: /* there were some errors and we want to print them */
701: {
702: if (me->error_stream_size == 0)/* and the stream is empty */
703: AHTError_MemPrint (request); /* copy errors from
1.74 cvs 704: **the error stack
1.77 cvs 705: ** into the error stream */
1.80 cvs 706: if (me->error_stream)
707: { /* if the stream is non-empty */
708: fprintf (me->output, me->error_stream);/* output the errors */
1.85 cvs 709: /* Clear the error context, so that we can deal with
710: this answer as if it were a normal reply */
711: HTError_deleteAll( HTRequest_error (request));
712: HTRequest_setError (request, NULL);
713: error_flag = 0;
1.74 cvs 714: }
715: } /* if error_stack */
1.85 cvs 716: }
717:
718: /* if != HT_ABORT */
719:
720: #ifdef DEBUG_LIBWWW
721: fprintf (stderr, "terminate_handler: URL is %s, closing "
722: "FILE %p\n", me->urlName, me->output);
723: #endif
1.74 cvs 724: fclose (me->output);
725: me->output = NULL;
1.69 cvs 726: }
1.80 cvs 727:
728: if (error_flag)
729: me->reqStatus = HT_ERR;
730: else if (me->reqStatus != HT_ABORT)
731: me->reqStatus = HT_END;
1.116 ! cvs 732:
! 733: /* copy the content_type */
! 734: content_type = request->anchor->content_type->name;
1.114 cvs 735: if (content_type && content_type [0] != EOS)
1.88 cvs 736: {
1.114 cvs 737: /* libwww gives www/unknown when it gets an error. As this is
738: an HTML test, we force the type to text/html */
739: if (!strcmp (content_type, "www/unknown"))
740: me->content_type = TtaStrdup ("text/html");
741: else
742: me->content_type = TtaStrdup (content_type);
743:
744: /* Content-Type can be specified by an httpd server's admin. To be on
745: the safe side, we normalize its case */
746: ConvertToLowerCase (me->content_type);
747:
1.88 cvs 748: #ifdef DEBUG_LIBWWW
749: fprintf (stderr, "content type is: %s\n", me->content_type);
750: #endif /* DEBUG_LIBWWW */
1.114 cvs 751: }
752:
1.115 cvs 753: /* to avoid a hangup while downloading css files */
754: if (AmayaAlive && (me->mode & AMAYA_LOAD_CSS))
1.116 ! cvs 755: TtaSetStatus (me->docid, 1,
! 756: TtaGetMessage (AMAYA, AM_ELEMENT_LOADED),
! 757: me->status_urlName);
! 758:
! 759: /* don't remove or Xt will hang up during the PUT */
! 760: if (AmayaIsAlive () && ((me->method == METHOD_POST) ||
! 761: (me->method == METHOD_PUT)))
1.7 cvs 762: {
1.80 cvs 763: PrintTerminateStatus (me, status);
1.116 ! cvs 764:
1.80 cvs 765: }
1.114 cvs 766:
1.111 cvs 767: ProcessTerminateRequest (request, response, context, status);
1.116 ! cvs 768:
1.111 cvs 769: return HT_OK;
1.4 cvs 770: }
771:
1.5 cvs 772: /*----------------------------------------------------------------------
1.17 cvs 773: AHTLoadTerminate_handler
1.74 cvs 774: this is an application "AFTER" Callback. It's called by the library
775: when a request has ended, so that we can setup the correct status.
1.5 cvs 776: ----------------------------------------------------------------------*/
1.4 cvs 777:
778: #ifdef __STDC__
1.111 cvs 779: int AHTLoadTerminate_handler (HTRequest * request, HTResponse * response, void *param, int status)
1.4 cvs 780: #else
1.111 cvs 781: int AHTLoadTerminate_handler (request, response, param, status)
1.4 cvs 782: HTRequest *request;
783: HTResponse *response;
784: void *param;
785: int status;
1.69 cvs 786:
1.4 cvs 787: #endif
788: {
1.116 ! cvs 789:
! 790: /** @@@@ use this with printstatus ?? */
! 791:
1.4 cvs 792: AHTReqContext *me = HTRequest_context (request);
793: HTAlertCallback *cbf;
794: AHTDocId_Status *docid_status;
795:
1.7 cvs 796: switch (status)
1.116 ! cvs 797: {
! 798: case HT_LOADED:
! 799: if (PROT_TRACE)
! 800: HTTrace ("Load End.... OK: `%s\' has been accessed\n",
! 801: me->status_urlName);
1.4 cvs 802:
1.116 ! cvs 803: docid_status = GetDocIdStatus (me->docid,
! 804: Amaya->docid_status);
1.7 cvs 805:
1.116 ! cvs 806: if (docid_status != NULL && docid_status->counter > 1)
! 807: TtaSetStatus (me->docid, 1,
! 808: TtaGetMessage (AMAYA, AM_ELEMENT_LOADED),
1.74 cvs 809: me->status_urlName);
1.7 cvs 810: break;
1.116 ! cvs 811:
! 812: case HT_NO_DATA:
! 813: if (PROT_TRACE)
! 814: HTTrace ("Load End.... OK BUT NO DATA: `%s\'\n",
! 815: me->status_urlName);
! 816: TtaSetStatus (me->docid, 1,
! 817: TtaGetMessage (AMAYA, AM_LOADED_NO_DATA),
! 818: me->status_urlName);
! 819: break;
! 820:
! 821: case HT_INTERRUPTED:
! 822: if (PROT_TRACE)
! 823: HTTrace ("Load End.... INTERRUPTED: `%s\'\n",
! 824: me->status_urlName);
! 825: TtaSetStatus (me->docid, 1,
! 826: TtaGetMessage (AMAYA, AM_LOAD_ABORT),
! 827: NULL);
! 828: break;
1.7 cvs 829:
1.116 ! cvs 830: case HT_RETRY:
! 831: if (PROT_TRACE)
! 832: HTTrace ("Load End.... NOT AVAILABLE, RETRY AT %ld\n",
! 833: HTResponse_retryTime (response));
! 834: TtaSetStatus (me->docid, 1,
! 835: TtaGetMessage (AMAYA, AM_NOT_AVAILABLE_RETRY),
! 836: me->status_urlName);
! 837: break;
1.7 cvs 838:
1.116 ! cvs 839: case HT_ERROR:
! 840: cbf = HTAlert_find (HT_A_MESSAGE);
! 841: if (cbf)
! 842: (*cbf) (request, HT_A_MESSAGE, HT_MSG_NULL, NULL,
! 843: HTRequest_error (request), NULL);
! 844: break;
! 845:
! 846: if (PROT_TRACE)
! 847: HTTrace ("Load End.... ERROR: Can't access `%s\'\n",
! 848: me->status_urlName ? me->status_urlName :"<UNKNOWN>");
! 849: TtaSetStatus (me->docid, 1,
! 850: TtaGetMessage (AMAYA, AM_CANNOT_LOAD),
! 851: me->status_urlName ? me->status_urlName : "<UNKNOWN>");
! 852: break;
! 853: default:
! 854: if (PROT_TRACE)
! 855: HTTrace ("Load End.... UNKNOWN RETURN CODE %d\n", status);
! 856: break;
! 857: }
! 858:
! 859: return HT_OK;
! 860: }
1.7 cvs 861:
1.116 ! cvs 862: #ifdef DEBUG_LIBWWW
! 863: static int LineTrace (const char * fmt, va_list pArgs)
! 864: {
! 865: return (vfprintf(stderr, fmt, pArgs));
1.4 cvs 866: }
1.116 ! cvs 867: #endif DEBUG_LIBWWW
1.4 cvs 868:
1.27 cvs 869: /*----------------------------------------------------------------------
870: AHTAcceptTypesInit
1.74 cvs 871: This function prepares the Accept header used by Amaya during
872: the HTTP content negotiation phase
1.27 cvs 873: ----------------------------------------------------------------------*/
874: #ifdef __STDC__
875: static void AHTAcceptTypesInit (HTList *c)
876: #else /* __STDC__ */
877: static void AHTAcceptTypesInit (c)
878: HTList *c;
879: #endif /* __STDC__ */
880: {
881: if (c == (HTList *) NULL)
882: return;
883:
884: /* define here all the mime types that Amaya can accept */
885:
1.74 cvs 886: HTConversion_add (c, "image/png", "www/present",
887: HTThroughLine, 1.0, 0.0, 0.0);
888: HTConversion_add (c, "image/jpeg", "www/present",
889: HTThroughLine, 1.0, 0.0, 0.0);
890: HTConversion_add (c, "image/gif", "www/present",
891: HTThroughLine, 1.0, 0.0, 0.0);
892: HTConversion_add (c, "image/xbm", "www/present",
893: HTThroughLine, 1.0, 0.0, 0.0);
894: HTConversion_add (c, "image/xpm", "www/present",
895: HTThroughLine, 1.0, 0.0, 0.0);
896: HTConversion_add (c, "application/postscript",
897: "www/present", HTThroughLine, 1.0, 0.0, 0.0);
1.4 cvs 898:
1.27 cvs 899: /* Define here the equivalences between MIME types and file extensions for
900: the types that Amaya can display */
901:
902: /* Register the default set of file suffix bindings */
903: HTFileInit ();
904:
905: /* Don't do any case distinction */
906: HTBind_caseSensitive (FALSE);
907: }
1.4 cvs 908:
1.5 cvs 909: /*----------------------------------------------------------------------
1.17 cvs 910: AHTConverterInit
911: Bindings between a source media type and a destination media type
912: (conversion).
1.5 cvs 913: ----------------------------------------------------------------------*/
1.15 cvs 914: #ifdef __STDC__
915: static void AHTConverterInit (HTList *c)
916: #else /* __STDC__ */
917: static void AHTConverterInit (c)
918: HTList *c;
919: #endif /* __STDC__ */
1.4 cvs 920: {
921:
922: /* Handler for custom http error messages */
1.7 cvs 923: HTConversion_add (c, "*/*", "www/debug", AHTMemConverter, 1.0, 0.0, 0.0);
1.4 cvs 924:
925: /*
926: ** These are converters that converts to something other than www/present,
927: ** that is not directly outputting someting to the user on the screen
928: */
929:
1.116 ! cvs 930: HTConversion_add (c, "message/rfc822", "*/*", HTMIMEConvert,
! 931: 1.0, 0.0, 0.0);
1.4 cvs 932: HTConversion_add (c, "message/x-rfc822-foot", "*/*", HTMIMEFooter,
933: 1.0, 0.0, 0.0);
934: HTConversion_add (c, "message/x-rfc822-head", "*/*", HTMIMEHeader,
935: 1.0, 0.0, 0.0);
1.116 ! cvs 936: HTConversion_add(c,"message/x-rfc822-cont", "*/*", HTMIMEContinue,
! 937: 1.0, 0.0, 0.0);
! 938: HTConversion_add(c,"message/x-rfc822-partial","*/*", HTMIMEPartial,
! 939: 1.0, 0.0, 0.0);
1.4 cvs 940: HTConversion_add (c, "multipart/*", "*/*", HTBoundary,
941: 1.0, 0.0, 0.0);
942: HTConversion_add (c, "text/plain", "text/html", HTPlainToHTML,
943: 1.0, 0.0, 0.0);
944:
945: /*
1.116 ! cvs 946: ** The following conversions are converting ASCII output from various
! 947: ** protocols to HTML objects.
! 948: */
1.4 cvs 949: HTConversion_add (c, "text/x-http", "*/*", HTTPStatus_new,
950: 1.0, 0.0, 0.0);
951:
952: /*
1.116 ! cvs 953: ** We also register a special content type guess stream that can figure out
! 954: ** the content type by reading the first bytes of the stream
! 955: */
1.4 cvs 956: HTConversion_add (c, "www/unknown", "*/*", HTGuess_new,
957: 1.0, 0.0, 0.0);
958:
1.116 ! cvs 959: #ifdef AMAYA_WWW_CACHE
1.4 cvs 960: /*
1.116 ! cvs 961: ** Register a persistent cache stream which can save an object to local
! 962: ** file
! 963: */
1.4 cvs 964: HTConversion_add (c, "www/cache", "*/*", HTCacheWriter,
965: 1.0, 0.0, 0.0);
1.116 ! cvs 966: HTConversion_add(c,"www/cache-append", "*/*", HTCacheAppend,
! 967: 1.0, 0.0, 0.0);
! 968: #endif AMAYA_WWW_CACHE
1.4 cvs 969:
970: /*
1.116 ! cvs 971: ** This dumps all other formats to local disk without any further
! 972: ** action taken
! 973: */
1.4 cvs 974: HTConversion_add (c, "*/*", "www/present", HTSaveLocally,
975: 0.3, 0.0, 0.0);
1.116 ! cvs 976:
1.4 cvs 977: }
978:
1.27 cvs 979:
1.15 cvs 980: /*----------------------------------------------------------------------
1.17 cvs 981: AHTProtocolInit
982: Registers all amaya supported protocols.
1.15 cvs 983: ----------------------------------------------------------------------*/
1.4 cvs 984: static void AHTProtocolInit (void)
985: {
1.116 ! cvs 986: char *strptr;
1.4 cvs 987:
1.116 ! cvs 988: /*
! 989: NB. Preemptive == YES means Blocking requests
! 990: Non-preemptive == NO means Non-blocking requests
! 991: */
! 992: HTTransport_add("tcp", HT_TP_SINGLE, HTReader_new, HTWriter_new);
! 993: HTTransport_add("buffered_tcp", HT_TP_SINGLE, HTReader_new,
! 994: HTBufferWriter_new);
! 995: HTProtocol_add ("http", "buffered_tcp", HTTP_PORT, NO, HTLoadHTTP, NULL);
! 996: HTProtocol_add ("file", "local", 0, NO, HTLoadFile, NULL);
! 997: #ifdef AMAYA_WWW_CACHE
! 998: HTProtocol_add("cache", "local", 0, YES, HTLoadCache, NULL);
! 999: #endif /* AMAYA_WWW_CACHE */
1.103 cvs 1000: #if 0 /* experimental code */
1.116 ! cvs 1001: HTProtocol_add ("ftp", "tcp", FTP_PORT, NO, HTLoadFTP, NULL);
1.17 cvs 1002: #endif
1.116 ! cvs 1003:
! 1004: /* initialize pipelining */
! 1005: strptr = (char *) TtaGetEnvString ("PIPELINING");
! 1006: if (strptr && *strptr && strcasecmp (strptr,"yes" ))
! 1007: HTTP_setConnectionMode (HTTP_11_NO_PIPELINING);
1.4 cvs 1008: }
1009:
1.15 cvs 1010: /*----------------------------------------------------------------------
1.17 cvs 1011: AHTNetInit
1012: Reegisters "before" and "after" request filters.
1.15 cvs 1013: ----------------------------------------------------------------------*/
1.4 cvs 1014: static void AHTNetInit (void)
1015: {
1016:
1017: /* Register BEFORE filters
1.74 cvs 1018: ** The BEFORE filters handle proxies, caches, rule files etc.
1019: ** The filters are called in the order by which the are registered
1020: ** Not done automaticly - may be done by application!
1021: */
1.4 cvs 1022:
1.116 ! cvs 1023: #ifdef AMAYA_WWW_CACHE
! 1024: HTNet_addBefore (HTCacheFilter, "http://*", NULL, HT_FILTER_MIDDLE);
! 1025: #endif /* AMAYA_WWW_CACHE */
! 1026: HTNet_addBefore (HTCredentialsFilter, "http://*", NULL, HT_FILTER_LATE);
! 1027: HTNet_addBefore (HTProxyFilter, NULL, NULL, HT_FILTER_LATE);
1.85 cvs 1028: HTHost_setActivateRequestCallback (AHTOpen_file);
1.4 cvs 1029:
1030: /* register AFTER filters
1.74 cvs 1031: ** The AFTER filters handle error messages, logging, redirection,
1032: ** authentication etc.
1033: ** The filters are called in the order by which the are registered
1034: ** Not done automaticly - may be done by application!
1035: */
1.4 cvs 1036:
1.116 ! cvs 1037: HTNet_addAfter (HTAuthFilter, "http://*", NULL, HT_NO_ACCESS,
! 1038: HT_FILTER_MIDDLE);
! 1039: HTNet_addAfter(HTAuthFilter, "http://*", NULL, HT_REAUTH,
! 1040: HT_FILTER_MIDDLE);
! 1041: HTNet_addAfter (redirection_handler, "http://*", NULL, HT_PERM_REDIRECT,
! 1042: HT_FILTER_MIDDLE);
! 1043: HTNet_addAfter (redirection_handler, "http://*", NULL, HT_FOUND,
! 1044: HT_FILTER_MIDDLE);
! 1045: HTNet_addAfter (redirection_handler, "http://*", NULL, HT_SEE_OTHER,
! 1046: HT_FILTER_MIDDLE);
! 1047: HTNet_addAfter (redirection_handler, "http://*", NULL, HT_TEMP_REDIRECT,
! 1048: HT_FILTER_MIDDLE);
! 1049: HTNet_addAfter (HTUseProxyFilter, "http://*", NULL, HT_USE_PROXY,
! 1050: HT_FILTER_MIDDLE);
! 1051: #ifdef AMAYA_WWW_CACHE
! 1052: HTNet_addAfter (HTCacheUpdateFilter, "http://*", NULL, HT_NOT_MODIFIED,
! 1053: HT_FILTER_MIDDLE);
! 1054: #endif /* AMAYA_WWW_CACHE */
1.111 cvs 1055: #ifndef _WINDOWS
1.116 ! cvs 1056: HTNet_addAfter (AHTLoadTerminate_handler, NULL, NULL, HT_ALL,
! 1057: HT_FILTER_LAST);
1.111 cvs 1058: #endif /* !_WINDOWS */
1.116 ! cvs 1059: /**** for later ?? ****/
! 1060: /* HTNet_addAfter(HTInfoFilter, NULL, NULL, HT_ALL, HT_FILTER_LATE); */
1.51 cvs 1061: /* handles all errors */
1.116 ! cvs 1062: HTNet_addAfter (terminate_handler, NULL, NULL, HT_ALL, HT_FILTER_LAST);
1.4 cvs 1063: }
1064:
1.15 cvs 1065: /*----------------------------------------------------------------------
1.17 cvs 1066: AHTAlertInit
1067: Register alert messages and their callbacks.
1.15 cvs 1068: ----------------------------------------------------------------------*/
1069: #ifdef __STDC__
1070: static void AHTAlertInit (void)
1071: #else
1072: static void AHTAlertInit ()
1073: #endif
1074: {
1075: HTAlert_add (AHTProgress, HT_A_PROGRESS);
1.116 ! cvs 1076: #ifdef _WINDOWS
1.70 cvs 1077: HTAlert_add ((HTAlertCallback *) WIN_Activate_Request, HT_PROG_CONNECT);
1.116 ! cvs 1078: #endif /* _WINDOWS */
1.15 cvs 1079: HTAlert_add (AHTError_print, HT_A_MESSAGE);
1.48 cvs 1080: HTError_setShow (~((unsigned int) 0 ) & ~((unsigned int) HT_ERR_SHOW_DEBUG)); /* process all messages except debug ones*/
1.15 cvs 1081: HTAlert_add (AHTConfirm, HT_A_CONFIRM);
1082: HTAlert_add (AHTPrompt, HT_A_PROMPT);
1083: HTAlert_add (AHTPromptPassword, HT_A_SECRET);
1084: HTAlert_add (AHTPromptUsernameAndPassword, HT_A_USER_PW);
1.116 ! cvs 1085: #ifdef AMAYA_WWW_CACHE
! 1086: HTAlert_add (AHTConfirm, HT_MSG_CACHE_LOCK);
! 1087: #endif /* AMAYA_WWW_CACHE */
! 1088: }
! 1089:
! 1090: /*----------------------------------------------------------------------
! 1091: CacheInit
! 1092: Reads the cache settings from the thot.ini file.
! 1093: ----------------------------------------------------------------------*/
! 1094: static void CacheInit (void)
! 1095: {
! 1096: #ifndef AMAYA_WWW_CACHE
! 1097: HTCacheMode_setEnabled (NO);
! 1098:
! 1099: #else /* AMAYA_WWW_CACHE */
! 1100: char *strptr;
! 1101: int cache_size;
! 1102: char *cache_dir = NULL;
! 1103: boolean cache;
! 1104:
! 1105: /* activate cache? */
! 1106: strptr = (char *) TtaGetEnvString ("ENABLE_CACHE");
! 1107: if (strptr && *strptr && strcasecmp (strptr,"yes" ))
! 1108: cache = NO;
! 1109: else
! 1110: cache = YES;
! 1111:
! 1112: /* get the cache dir (or use a default one) */
! 1113: strptr = (char *) TtaGetEnvString ("CACHE_DIR");
! 1114: if (strptr && *strptr)
! 1115: {
! 1116: cache_dir = TtaGetMemory (strlen (strptr) + strlen (CACHE_DIR_NAME) + 1);
! 1117: strcpy (cache_dir, strptr);
! 1118: }
! 1119: else
! 1120: {
! 1121: cache_dir = TtaGetMemory (strlen (DEFAULT_CACHE_DIR)
! 1122: + strlen (CACHE_DIR_NAME) + 1);
! 1123: strcpy (cache_dir, DEFAULT_CACHE_DIR);
! 1124: }
! 1125: strcat (cache_dir, CACHE_DIR_NAME);
! 1126:
! 1127: /* get the cache size (or use a default one) */
! 1128: strptr = (char *) TtaGetEnvString ("CACHE_SIZE");
! 1129: if (strptr && *strptr)
! 1130: cache_size = atoi (strptr);
! 1131: else
! 1132: cache_size = DEFAULT_CACHE_SIZE;
! 1133:
! 1134: if (cache)
! 1135: {
! 1136: /* how to remove the lock? force remove it? */
! 1137: /* @@@ugly hack to remove the .lock file ... */
! 1138: /* we would need something to remove the index, clear
! 1139: the directory, etc. attention to dir-sep */
! 1140: strptr = TtaGetMemory (strlen (cache_dir) + 20);
! 1141: strcpy (strptr, cache_dir);
! 1142: #ifndef _WINDOWS
! 1143: strcat (strptr, "/.lock");
! 1144: #else
! 1145: strcat (strptr, "\.lock");
! 1146: #endif /* !_WINDOWS */
! 1147: if (TtaFileExist (strptr))
! 1148: {
! 1149: /* remove the lock and clean the cache (the clean cache will remove
! 1150: all, making the following call unnecessary */
! 1151: TtaFileUnlink (strptr);
! 1152: /* CleanCache (cache_dir); */
! 1153: }
! 1154: TtaFreeMemory (strptr);
! 1155:
! 1156: /* store this in our libwww context */
! 1157: HTCacheInit (cache_dir, cache_size);
! 1158: HTCacheMode_setExpires(HT_EXPIRES_AUTO);
! 1159: }
! 1160: else
! 1161: HTCacheMode_setEnabled (NO);
! 1162:
! 1163: if (cache_dir)
! 1164: TtaFreeMemory (cache_dir);
! 1165: #endif /* AMAYA_WWW_CACHE */
1.15 cvs 1166: }
1167:
1168: /*----------------------------------------------------------------------
1.97 cvs 1169: ProxyInit
1170: Reads any proxies settings which may be declared as environmental
1171: variables or in the thot.ini file. The former overrides the latter.
1172: ----------------------------------------------------------------------*/
1173: static void ProxyInit (void)
1174: {
1175: char *strptr;
1176: char *str = NULL;
1177: char *name;
1178:
1179: /* get the proxy settings from the thot.ini file */
1180: strptr = (char *) TtaGetEnvString ("HTTP_PROXY");
1181: if (strptr && *strptr)
1182: HTProxy_add ("http", strptr);
1183: /* get the no_proxy settings from the thot.ini file */
1184: strptr = (char *) TtaGetEnvString ("NO_PROXY");
1185: if (strptr && *strptr)
1186: {
1187: str = TtaStrdup (strptr); /* Get copy we can mutilate */
1188: strptr = str;
1189: while ((name = HTNextField (&strptr)) != NULL) {
1190: char *portstr = strchr (name, ':');
1191: unsigned port=0;
1192: if (portstr) {
1193: *portstr++ = '\0';
1.116 ! cvs 1194: if (*portstr) port = (unsigned) atoi (portstr);
1.97 cvs 1195: }
1196: /* Register it for all access methods */
1197: HTNoProxy_add (name, NULL, port);
1198: }
1199: TtaFreeMemory (str);
1200: }
1201:
1202: /* use libw3's routine to get all proxy settings from the environment */
1203: HTProxy_getEnvVar ();
1204:
1205: }
1206:
1207:
1208: /*----------------------------------------------------------------------
1.17 cvs 1209: AHTProfile_newAmaya
1210: creates the Amaya client profile for libwww.
1.15 cvs 1211: ----------------------------------------------------------------------*/
1212: #ifdef __STDC__
1213: static void AHTProfile_newAmaya (char *AppName, char *AppVersion)
1214: #else /* __STDC__ */
1215: static void AHTProfile_newAmaya (AppName, AppVersion)
1216: char *AppName;
1217: char *AppVersion;
1218: #endif /* __STDC__ */
1.4 cvs 1219: {
1220: /* If the Library is not already initialized then do it */
1221: if (!HTLib_isInitialized ())
1222: HTLibInit (AppName, AppVersion);
1223:
1224: if (!converters)
1225: converters = HTList_new ();
1.27 cvs 1226: if (!acceptTypes)
1227: acceptTypes = HTList_new ();
1.4 cvs 1228: if (!encodings)
1229: encodings = HTList_new ();
1230:
1231: /* Register the default set of transport protocols */
1232: HTTransportInit ();
1233:
1234: /* Register the default set of application protocol modules */
1235: AHTProtocolInit ();
1236:
1.116 ! cvs 1237: /* Register the default set of messages and dialog functions */
! 1238: AHTAlertInit ();
! 1239: HTAlert_setInteractive (YES);
! 1240:
! 1241: #ifdef AMAYA_WWW_CACHE
! 1242: /* Enable the persistent cache */
! 1243: CacheInit ();
! 1244: #else
! 1245: HTCacheMode_setEnabled (NO);
! 1246: #endif /* AMAYA_WWW_CACHE */
1.4 cvs 1247:
1248: /* Register the default set of BEFORE and AFTER filters */
1249: AHTNetInit ();
1250:
1251: /* Set up the default set of Authentication schemes */
1252: HTAAInit ();
1253:
1.97 cvs 1254: /* Get any proxy settings */
1255: ProxyInit ();
1.4 cvs 1256:
1257: /* Register the default set of converters */
1258: AHTConverterInit (converters);
1.27 cvs 1259: AHTAcceptTypesInit (acceptTypes);
1.4 cvs 1260: HTFormat_setConversion (converters);
1261:
1262: /* Register the default set of transfer encoders and decoders */
1.116 ! cvs 1263: HTTransferEncoderInit (encodings); /* chunks ??? */
1.4 cvs 1264: HTFormat_setTransferCoding (encodings);
1265:
1266: /* Register the default set of MIME header parsers */
1.74 cvs 1267: HTMIMEInit (); /* must be called again for language selector */
1.4 cvs 1268:
1269: /* Register the default set of Icons for directory listings */
1.27 cvs 1270: /*HTIconInit(NULL); *//* experimental */
1.4 cvs 1271:
1272: }
1273:
1.5 cvs 1274: /*----------------------------------------------------------------------
1.17 cvs 1275: AHTProfile_delete
1276: deletes the Amaya client profile.
1.5 cvs 1277: ----------------------------------------------------------------------*/
1.4 cvs 1278: #ifdef __STDC__
1279: static void AHTProfile_delete (void)
1280: #else
1281: static void AHTProfile_delete ()
1.7 cvs 1282: #endif /* __STDC__ */
1.4 cvs 1283: {
1.22 cvs 1284:
1285: /* free the Amaya global context */
1.74 cvs 1286: if (!converters)
1287: HTConversion_deleteAll (converters);
1288: if (!acceptTypes)
1289: HTConversion_deleteAll (acceptTypes);
1290: if (!encodings)
1291: HTCoding_deleteAll (encodings);
1292:
1293: HTList_delete (Amaya->docid_status);
1294: HTList_delete (Amaya->reqlist);
1295: TtaFreeMemory (Amaya);
1296: {
1.61 cvs 1297:
1.74 cvs 1298: if (HTLib_isInitialized ())
1299:
1.61 cvs 1300: # ifdef _WINDOWS
1301: HTEventTerminate ();
1302: # endif _WINDOWS;
1.74 cvs 1303:
1304: /* Clean up the persistent cache (if any) */
1.116 ! cvs 1305: #ifdef AMAYA_WWW_CACHE
! 1306: HTCacheTerminate ();
! 1307: #endif /* AMAYA_WWW_CACHE */
1.74 cvs 1308:
1309: /* Clean up all the global preferences */
1310: HTFormat_deleteAll ();
1311:
1312: /* Terminate libwww */
1313: HTLibTerminate ();
1314: }
1.4 cvs 1315: }
1316:
1.5 cvs 1317: /*----------------------------------------------------------------------
1.116 ! cvs 1318: AmayacontextInit
! 1319: initializes an internal Amaya context for our libwww interface
! 1320: ----------------------------------------------------------------------*/
! 1321: #ifdef __STDC__
! 1322: static void AmayaContextInit ()
! 1323: #else
! 1324: static void AmayaContextInit ()
! 1325: #endif
! 1326:
! 1327: {
! 1328: AmayaAlive = TRUE;
! 1329: /* Initialization of the global context */
! 1330: Amaya = (AmayaContext *) TtaGetMemory (sizeof (AmayaContext));
! 1331: Amaya->reqlist = HTList_new ();
! 1332: Amaya->docid_status = HTList_new ();
! 1333: Amaya->open_requests = 0;
! 1334: }
! 1335:
! 1336: /*----------------------------------------------------------------------
1.17 cvs 1337: QueryInit
1338: initializes the libwww interface
1.5 cvs 1339: ----------------------------------------------------------------------*/
1.4 cvs 1340: #ifdef __STDC__
1341: void QueryInit ()
1342: #else
1343: void QueryInit ()
1344: #endif
1345: {
1346:
1.116 ! cvs 1347: AmayaContextInit ();
! 1348:
1.4 cvs 1349: AHTProfile_newAmaya (HTAppName, HTAppVersion);
1.116 ! cvs 1350:
1.69 cvs 1351: /* New AHTBridge stuff */
1.4 cvs 1352:
1.116 ! cvs 1353: #ifdef _WINDOWS
1.75 cvs 1354: AHTEventInit ();
1.116 ! cvs 1355: #endif /* _WINDOWS */
1.72 cvs 1356:
1.116 ! cvs 1357: HTEvent_setRegisterCallback ((void *) AHTEvent_register);
! 1358: HTEvent_setUnregisterCallback ((void *) AHTEvent_unregister);
1.4 cvs 1359:
1.116 ! cvs 1360: #ifndef _WINDOWS
! 1361: HTTimer_registerSetTimerCallback ((void *) SetTimer);
! 1362: HTTimer_registerDeleteTimerCallback ((void *) DeleteTimer);
! 1363: #endif /* !_WINDOWS */
! 1364:
! 1365: #ifdef AMAYA_WWW_CACHE
! 1366: /***
! 1367: WWW_TraceFlag = CACHE_TRACE;
! 1368: ***/
! 1369: #endif
1.72 cvs 1370:
1.74 cvs 1371: #ifdef DEBUG_LIBWWW
1.116 ! cvs 1372: /* forwards error messages to our own function */
! 1373: WWW_TraceFlag = THD_TRACE;
! 1374: HTTrace_setCallback(LineTrace);
1.74 cvs 1375: #endif
1.4 cvs 1376:
1377: /* Trace activation (for debugging) */
1.7 cvs 1378: /*
1.116 ! cvs 1379: WWW_TraceFlag = SHOW_CORE_TRACE | SHOW_THREAD_TRACE | PROT_TRACE;
! 1380:
1.4 cvs 1381: WWW_TraceFlag = SHOW_APP_TRACE | SHOW_UTIL_TRACE |
1382: SHOW_BIND_TRACE | SHOW_THREAD_TRACE |
1383: SHOW_STREAM_TRACE | SHOW_PROTOCOL_TRACE |
1384: SHOW_URI_TRACE | SHOW_AUTH_TRACE | SHOW_ANCHOR_TRACE |
1385: SHOW_CORE_TRACE;
1386:
1.7 cvs 1387: */
1.4 cvs 1388:
1389: /***
1390: WWW_TraceFlag = SHOW_CORE_TRACE | SHOW_AUTH_TRACE | SHOW_ANCHOR_TRACE |
1391: SHOW_PROTOCOL_TRACE| SHOW_APP_TRACE | SHOW_UTIL_TRACE;
1392: ***/
1393:
1394: /* Setting up other user interfaces */
1395:
1396: /* Setting up different network parameters */
1.17 cvs 1397: /* Maximum number of simultaneous open sockets */
1.4 cvs 1398: HTNet_setMaxSocket (8);
1.75 cvs 1399: /* different network services timeouts */
1.109 cvs 1400: HTDNS_setTimeout (60);
1.75 cvs 1401: #ifdef _WINDOWS
1402: /* under windows, the libwww persistent socket handling has
1403: ** some bugs. The following line inhibits idle socket reusal.
1404: ** this is a bit slower, but avoids crashes and gives us time
1405: ** to distribute Amaya before having to patch up libwww.
1406: */
1.76 cvs 1407: HTHost_setPersistTimeout (-1L);
1.75 cvs 1408: #else
1.76 cvs 1409: HTHost_setPersistTimeout (60L);
1.75 cvs 1410: #endif /* _WINDOWS */
1.116 ! cvs 1411: HTHost_setEventTimeout (1000);
1.75 cvs 1412:
1.4 cvs 1413: #ifdef CATCH_SIG
1.18 cvs 1414: signal (SIGPIPE, SIG_IGN);
1.4 cvs 1415: #endif
1.15 cvs 1416: }
1417:
1.69 cvs 1418: #ifndef _WINDOWS
1.15 cvs 1419: /*----------------------------------------------------------------------
1.17 cvs 1420: LoopForStop
1421: a copy of the Thop event loop so we can handle the stop button.
1.69 cvs 1422: Not useful for windows code (Ramzi).
1.15 cvs 1423: ----------------------------------------------------------------------*/
1424: #ifdef __STDC__
1425: static int LoopForStop (AHTReqContext * me)
1426: #else
1427: static int LoopForStop (AHTReqContext * me)
1428: #endif
1429: {
1430:
1.25 cvs 1431: extern ThotAppContext app_cont;
1.51 cvs 1432: XEvent ev;
1433: XtInputMask status;
1.17 cvs 1434: int status_req = HT_OK;
1.15 cvs 1435:
1436: /* to test the async calls */
1.17 cvs 1437: /* Loop while waiting for new events, exists when the request is over */
1.15 cvs 1438: while (me->reqStatus != HT_ABORT &&
1439: me->reqStatus != HT_END &&
1.69 cvs 1440: me->reqStatus != HT_ERR) {
1.116 ! cvs 1441: if (!AmayaIsAlive ())
1.69 cvs 1442: /* Amaya was killed by one of the callback handlers */
1443: exit (0);
1444:
1445: status = XtAppPending (app_cont);
1446: if (status & XtIMXEvent) {
1447: XtAppNextEvent (app_cont, &ev);
1448: TtaHandleOneEvent (&ev);
1449: } else if (status & (XtIMAll & (~XtIMXEvent))) {
1450: XtAppProcessEvent (app_cont, (XtIMAll & (~XtIMXEvent)));
1451: } else {
1452: XtAppNextEvent (app_cont, &ev);
1453: TtaHandleOneEvent (&ev);
1454: }
1455: }
1.4 cvs 1456:
1.69 cvs 1457: switch (me->reqStatus) {
1458: case HT_ERR:
1459: case HT_ABORT:
1.15 cvs 1460: status_req = HT_ERROR;
1461: break;
1462:
1.69 cvs 1463: case HT_END:
1.15 cvs 1464: status_req = HT_OK;
1465: break;
1466:
1.69 cvs 1467: default:
1.15 cvs 1468: break;
1.69 cvs 1469: }
1.15 cvs 1470: return (status_req);
1.4 cvs 1471: }
1.69 cvs 1472: #endif /* _WINDOWS */
1.4 cvs 1473:
1.5 cvs 1474: /*----------------------------------------------------------------------
1.15 cvs 1475: QueryClose
1.21 cvs 1476: closes all existing threads, frees all non-automatically deallocated
1477: memory and then ends libwww.
1.5 cvs 1478: ----------------------------------------------------------------------*/
1.116 ! cvs 1479: void QueryClose ()
1.4 cvs 1480: {
1.24 cvs 1481:
1.116 ! cvs 1482: AmayaAlive = FALSE;
1.24 cvs 1483:
1.116 ! cvs 1484: /* remove all the handlers and callbacks that may output a message to
! 1485: a non-existent Amaya window */
1.21 cvs 1486:
1.116 ! cvs 1487: HTNet_deleteAfter (AHTLoadTerminate_handler);
! 1488: HTNet_deleteAfter (redirection_handler);
! 1489: HTAlertCall_deleteAll (HTAlert_global () );
! 1490: HTAlert_setGlobal ((HTList *) NULL);
! 1491: HTEvent_setRegisterCallback ((HTEvent_registerCallback *) NULL);
! 1492: HTEvent_setUnregisterCallback ((HTEvent_unregisterCallback *) NULL);
! 1493: #ifndef _WINDOWS
! 1494: /** need to erase all existing timers too **/
! 1495: HTTimer_registerSetTimerCallback (NULL);
! 1496: HTTimer_registerDeleteTimerCallback (NULL);
! 1497: #endif /* !_WINDOWS */
! 1498: HTHost_setActivateRequestCallback (NULL);
! 1499: Thread_deleteAll ();
1.21 cvs 1500:
1.116 ! cvs 1501: HTProxy_deleteAll ();
! 1502: HTNoProxy_deleteAll ();
! 1503: HTGateway_deleteAll ();
! 1504: AHTProfile_delete ();
! 1505: }
! 1506:
! 1507: /*----------------------------------------------------------------------
! 1508: NextNameValue
! 1509: ---------------------------------------------------------------------*/
! 1510: #ifdef __STDC__
! 1511: static char * NextNameValue (char ** pstr, char **name, char **value)
! 1512: #else
! 1513: static char * NextNameValue (pstr, name, value);
! 1514: char ** pstr;
! 1515: char **name;
! 1516: char **value;
! 1517: #endif /* __STDC__ */
! 1518: {
! 1519: char * p = *pstr;
! 1520: char * start = NULL;
! 1521: if (!pstr || !*pstr) return NULL;
! 1522:
! 1523: if (!*p) {
! 1524: *pstr = p;
! 1525: *name = NULL;
! 1526: *value = NULL;
! 1527: return NULL; /* No field */
! 1528: }
! 1529:
! 1530: /* Now search for the next '&' and ';' delimitators */
! 1531: start = p;
! 1532: while (*p && *p != '&' && *p != ';') p++;
! 1533: if (*p)
! 1534: *p++ = '\0';
! 1535: *pstr = p;
! 1536:
! 1537: /* Search for the name and value */
! 1538: *name = start;
! 1539: p = start;
! 1540:
! 1541: while(*p && *p != '=')
! 1542: p++;
! 1543: if (*p)
! 1544: *p++ = '\0';
! 1545: *value = p;
! 1546:
! 1547: return start;
! 1548: }
! 1549:
! 1550: /*----------------------------------------------------------------------
! 1551: PrepareFormdata
! 1552: ---------------------------------------------------------------------*/
! 1553: #ifdef __STDC__
! 1554: static HTAssocList * PrepareFormdata (char *string)
! 1555: #else
! 1556: static HTAssocList * PrepareFormdata (string)
! 1557: char *string;
! 1558: #endif /* __STDC__ */
! 1559: {
! 1560: char * tmp_string, * tmp_string_ptr;
! 1561: char * name;
! 1562: char * value;
! 1563: HTAssocList * formdata;
! 1564:
! 1565: if (!string)
! 1566: return NULL;
! 1567:
! 1568: /* store the ptr in another variable, as the original address will
! 1569: change
! 1570: */
! 1571:
! 1572: tmp_string_ptr = tmp_string = TtaStrdup (string);
! 1573: formdata = HTAssocList_new();
! 1574:
! 1575: while (*tmp_string)
! 1576: {
! 1577: NextNameValue (&tmp_string, &name, &value);
! 1578: HTAssocList_addObject(formdata,
! 1579: name, value);
! 1580: }
! 1581:
! 1582: TtaFreeMemory (tmp_string_ptr);
! 1583: return formdata;
1.4 cvs 1584: }
1585:
1.99 cvs 1586:
1587: /*----------------------------------------------------------------------
1588: InvokeGetObjectWWW_callback
1589: A simple function to invoke a callback function whenever there's an error
1590: in GetObjectWWW
1591: ---------------------------------------------------------------------*/
1592:
1.116 ! cvs 1593: #ifdef __STDC__
! 1594: void InvokeGetObjectWWW_callback (int docid, char *urlName, char *outputfile, TTcbf *terminate_cbf, void *context_tcbf, int status)
1.99 cvs 1595: #else
1.111 cvs 1596: void InvokeGetObjectWWW_callback (docid, urlName, outputfile, terminate_cbf, context_tcbf, status)
1.99 cvs 1597: int docid;
1598: char *urlName;
1599: char *outputfile;
1600: TTcbf *terminate_cbf;
1601: void *context_tcbf;
1.116 ! cvs 1602: #endif /* __STDC__ */
1.99 cvs 1603: {
1604: if (!terminate_cbf)
1605: return;
1606:
1.116 ! cvs 1607: (*terminate_cbf) (docid, status, urlName, outputfile,
1.99 cvs 1608: NULL, context_tcbf);
1609: }
1610:
1611:
1612:
1.5 cvs 1613: /*----------------------------------------------------------------------
1.15 cvs 1614: GetObjectWWW
1.17 cvs 1615: this function requests a resource designated by a URLname into a
1616: temporary filename. The download can come from a simple GET operation,
1617: or can come from POSTING/GETTING a form. In the latter
1618: case, the function receives a query string to send to the server.
1619:
1.5 cvs 1620: 4 file retrieval modes are proposed:
1621: AMAYA_SYNC : blocking mode
1622: AMAYA_ISYNC : incremental, blocking mode
1623: AMAYA_ASYNC : non-blocking mode
1624: AMAYA_IASYNC : incremental, non-blocking mode
1625:
1626: In the incremental mode, each time a package arrives, it will be
1627: stored in the temporary file. In addition, if an
1628: incremental_callback function is defined, this function will be
1629: called and handled a copy of the newly received data package.
1630: Finally, if a terminate_callback function is defined, it will be
1631: invoked when the request terminates. The caller of this function
1.4 cvs 1632: can define two different contexts to be passed to the callback
1633: functions.
1634:
1635: When the function is called with the SYNC mode, the function will
1636: return only when the requested file has been loaded.
1637: The ASYNC mode will immediately return after setting up the
1638: call.
1639:
1640: Notes:
1641: At the end of a succesful request, the urlName string contains the
1642: name of the actually retrieved URL. As a URL can change over the time,
1643: (e.g., be redirected elsewhere), it is advised that the function
1.17 cvs 1644: caller verify the value of the urlName variable at the end of
1.4 cvs 1645: a request.
1646:
1647: Inputs:
1648: - docid Document identifier for the set of objects being
1649: retrieved.
1650: - urlName The URL to be retrieved (MAX_URL_LENGTH chars length)
1651: - outputfile A pointer to an empty string of MAX_URL_LENGTH.
1652: - mode The retrieval mode.
1653: - incremental_cbf
1654: - context_icbf
1655: Callback and context for the incremental modes
1656: - terminate_cbf
1657: - context_icbf
1658: Callback and context for a terminate handler
1.17 cvs 1659: -error_html if TRUE, then display any server error message as an
1660: HTML document.
1.88 cvs 1661: - content_type a string
1662:
1.4 cvs 1663: Outputs:
1664: - urlName The URL that was retrieved
1665: - outputfile The name of the temporary file which holds the
1666: retrieved data. (Only in case of success)
1.88 cvs 1667: - if content_type wasn't NULL, it will contain a copy of the parameter
1668: sent in the HTTP answer
1.4 cvs 1669: Returns:
1670: HT_ERROR
1671: HT_OK
1.5 cvs 1672:
1673: ----------------------------------------------------------------------*/
1.4 cvs 1674: #ifdef __STDC__
1.116 ! cvs 1675: int GetObjectWWW (int docid, char* urlName, char* postString,
! 1676: char* outputfile, int mode, TIcbf* incremental_cbf,
! 1677: void* context_icbf, TTcbf* terminate_cbf,
1.88 cvs 1678: void* context_tcbf, boolean error_html, char *content_type)
1.4 cvs 1679: #else
1.116 ! cvs 1680: int GetObjectWWW (docid, urlName, postString, outputfile, mode,
! 1681: incremental_cbf, context_icbf,
1.88 cvs 1682: terminate_cbf, context_tcbf, error_html, content_type)
1.73 cvs 1683: int docid;
1684: char *urlName;
1685: char *postString;
1686: char *outputfile;
1687: int mode;
1688: TIcbf *incremental_cbf;
1689: void *context_icbf;
1690: TTcbf *terminate_cbf;
1691: void *context_tcbf;
1692: boolean error_html;
1.88 cvs 1693: char *content_type;
1.4 cvs 1694: #endif
1695: {
1696: AHTReqContext *me;
1697: char *ref;
1.107 cvs 1698: int status, l;
1.114 cvs 1699: int tempsubdir;
1.7 cvs 1700:
1.116 ! cvs 1701: if (urlName == NULL || docid == 0 || outputfile == NULL)
! 1702: {
! 1703: /* no file to be loaded */
! 1704: TtaSetStatus (docid, 1, TtaGetMessage (AMAYA, AM_BAD_URL), urlName);
1.69 cvs 1705:
1.116 ! cvs 1706: if (error_html)
1.69 cvs 1707: /* so we can show the error message */
1708: DocNetworkStatus[docid] |= AMAYA_NET_ERROR;
1.116 ! cvs 1709: InvokeGetObjectWWW_callback (docid, urlName, outputfile, terminate_cbf,
! 1710: context_tcbf, HT_ERROR);
! 1711: return HT_ERROR;
! 1712: }
1.7 cvs 1713:
1.4 cvs 1714: /* do we support this protocol? */
1.116 ! cvs 1715: if (IsValidProtocol (urlName) == NO)
! 1716: {
! 1717: /* return error */
! 1718: outputfile[0] = EOS; /* file could not be opened */
! 1719: TtaSetStatus (docid, 1,
! 1720: TtaGetMessage (AMAYA, AM_GET_UNSUPPORTED_PROTOCOL),
! 1721: urlName);
! 1722:
! 1723: if (error_html)
1.69 cvs 1724: /* so we can show the error message */
1725: DocNetworkStatus[docid] |= AMAYA_NET_ERROR;
1.116 ! cvs 1726: InvokeGetObjectWWW_callback (docid, urlName, outputfile, terminate_cbf,
! 1727: context_tcbf, HT_ERROR);
! 1728: return HT_ERROR;
! 1729: }
1.4 cvs 1730:
1.114 cvs 1731: /* we store CSS in subdir named 0; all the other files go to a subidr
1732: named after their own docid */
1733:
1734: tempsubdir = (mode & AMAYA_LOAD_CSS) ? 0 : docid;
1735:
1.116 ! cvs 1736: /* create a tempfilename */
! 1737: sprintf (outputfile, "%s%c%d%c%04dAM",
! 1738: TempFileDirectory, DIR_SEP, tempsubdir, DIR_SEP, object_counter);
! 1739: /* update the object_counter (used for the tempfilename) */
1.4 cvs 1740: object_counter++;
1.116 ! cvs 1741:
1.4 cvs 1742: /* normalize the URL */
1.45 cvs 1743: ref = AmayaParseUrl (urlName, "", AMAYA_PARSE_ALL);
1.4 cvs 1744: /* should we abort the request if we could not normalize the url? */
1.69 cvs 1745: if (ref == (char*) NULL || ref[0] == EOS) {
1746: /*error */
1747: outputfile[0] = EOS;
1748: TtaSetStatus (docid, 1, TtaGetMessage (AMAYA, AM_BAD_URL), urlName);
1749:
1750: if (error_html)
1.116 ! cvs 1751: /* so we can show the error message */
! 1752: DocNetworkStatus[docid] |= AMAYA_NET_ERROR;
1.99 cvs 1753: InvokeGetObjectWWW_callback (docid, urlName, outputfile, terminate_cbf,
1.116 ! cvs 1754: context_tcbf, HT_ERROR);
1.69 cvs 1755: return HT_ERROR;
1756: }
1.116 ! cvs 1757:
1.4 cvs 1758: /* verify if that file name existed */
1.9 cvs 1759: if (TtaFileExist (outputfile))
1.77 cvs 1760: TtaFileUnlink (outputfile);
1.116 ! cvs 1761:
1.4 cvs 1762: /* Initialize the request structure */
1763: me = AHTReqContext_new (docid);
1.116 ! cvs 1764: if (me == NULL)
! 1765: {
! 1766: outputfile[0] = EOS;
! 1767: /* need an error message here */
! 1768: TtaFreeMemory (ref);
! 1769: InvokeGetObjectWWW_callback (docid, urlName, outputfile, terminate_cbf,
! 1770: context_tcbf, HT_ERROR);
! 1771: return HT_ERROR;
! 1772: }
! 1773:
1.4 cvs 1774: /* Specific initializations for POST and GET */
1.116 ! cvs 1775: if (mode & AMAYA_FORM_POST)
! 1776: {
! 1777: me->method = METHOD_POST;
! 1778: if (postString)
! 1779: {
! 1780: me->mem_ptr = TtaStrdup (postString);
! 1781: me->block_size = strlen (postString);
! 1782: }
! 1783: HTRequest_setMethod (me->request, METHOD_POST);
! 1784: }
! 1785: else
! 1786: {
! 1787: me->method = METHOD_GET;
! 1788: if (!HasKnownFileSuffix (ref))
! 1789: HTRequest_setConversion(me->request, acceptTypes, TRUE);
! 1790: }
1.93 cvs 1791:
1.116 ! cvs 1792: /* Common initialization for all HTML methods */
1.4 cvs 1793: me->mode = mode;
1794: me->error_html = error_html;
1795: me->incremental_cbf = incremental_cbf;
1796: me->context_icbf = context_icbf;
1797: me->terminate_cbf = terminate_cbf;
1798: me->context_tcbf = context_tcbf;
1.64 cvs 1799:
1.69 cvs 1800: /* for the async. request modes, we need to have our
1.4 cvs 1801: own copy of outputfile and urlname
1.116 ! cvs 1802: */
1.4 cvs 1803:
1.116 ! cvs 1804: if ((mode & AMAYA_ASYNC) || (mode & AMAYA_IASYNC))
! 1805: {
! 1806: l = strlen (outputfile);
! 1807: if (l > MAX_LENGTH)
! 1808: me->outputfile = TtaGetMemory (l + 2);
! 1809: else
! 1810: me->outputfile = TtaGetMemory (MAX_LENGTH + 2);
! 1811: strcpy (me->outputfile, outputfile);
! 1812: l = strlen (urlName);
! 1813: if (l > MAX_LENGTH)
! 1814: me->urlName = TtaGetMemory (l + 2);
! 1815: else
! 1816: me->urlName = TtaGetMemory (MAX_LENGTH + 2);
! 1817: strcpy (me->urlName, urlName);
! 1818: #ifdef _WINDOWS
! 1819: /* force windows ASYNC requests to always be non preemptive */
! 1820: HTRequest_setPreemptive (me->request, NO);
! 1821: #endif /*_WINDOWS */
! 1822: } /* AMAYA_ASYNC mode */
! 1823: else
! 1824: #ifdef _WINDOWS
! 1825: {
! 1826: me->outputfile = outputfile;
! 1827: me->urlName = urlName;
! 1828: /* force windows SYNC requests to always be non preemptive */
! 1829: HTRequest_setPreemptive (me->request, YES);
! 1830: }
! 1831: #else /* !_WINDOWS */
! 1832: {
! 1833: me->outputfile = outputfile;
! 1834: me->urlName = urlName;
! 1835: }
! 1836: /***
1.57 cvs 1837: Change for taking into account the stop button:
1838: The requests will be always asynchronous, however, if mode=AMAYA_SYNC,
1839: we will loop until the document has been received or a stop signal
1840: generated
1.77 cvs 1841: ****/
1.116 ! cvs 1842: HTRequest_setPreemptive (me->request, NO);
! 1843: #endif /* _WINDOWS */
1.61 cvs 1844:
1845: /* prepare the URLname that will be displayed in teh status bar */
1846: ChopURL (me->status_urlName, me->urlName);
1.77 cvs 1847: TtaSetStatus (me->docid, 1,
1848: TtaGetMessage (AMAYA, AM_FETCHING),
1849: me->status_urlName);
1.4 cvs 1850:
1851: me->anchor = (HTParentAnchor *) HTAnchor_findAddress (ref);
1.45 cvs 1852: TtaFreeMemory (ref);
1.4 cvs 1853:
1.114 cvs 1854: if (mode & AMAYA_NOCACHE)
1.116 ! cvs 1855: HTRequest_setReloadMode (me->request, HT_CACHE_FLUSH);
! 1856:
! 1857: /* prepare the query string and format for POST */
! 1858: if (mode & AMAYA_FORM_POST)
1.114 cvs 1859: {
1.116 ! cvs 1860: HTAnchor_setFormat ((HTParentAnchor *) me->anchor,
! 1861: HTAtom_for ("application/x-www-form-urlencoded"));
! 1862: HTAnchor_setLength ((HTParentAnchor *) me->anchor, me->block_size);
! 1863: HTRequest_setEntityAnchor (me->request, me->anchor);
! 1864: HTRequest_setEntityAnchor (me->request, me->anchor);
! 1865: me->formdata = PrepareFormdata (postString);
! 1866: }
1.114 cvs 1867:
1.116 ! cvs 1868: /* do the request */
! 1869: if (mode & AMAYA_FORM_POST)
! 1870: status = HTPostFormAnchor (me->formdata, (HTAnchor *) me->anchor,
! 1871: me->request);
! 1872: else
1.77 cvs 1873: status = HTLoadAnchor ((HTAnchor *) me->anchor, me->request);
1.69 cvs 1874:
1.116 ! cvs 1875: /* control the errors */
! 1876: if (status != HT_OK
! 1877: && HTError_hasSeverity (HTRequest_error (me->request), ERR_NON_FATAL))
! 1878: status = HT_ERROR;
1.82 cvs 1879:
1.116 ! cvs 1880: /* test the effect of HTRequest_kill () */
1.85 cvs 1881:
1.116 ! cvs 1882: #if 0
! 1883: /** *this should go to term_d @@@@ */
! 1884: if (me->reqStatus == HT_CACHE)
1.93 cvs 1885: {
1.116 ! cvs 1886: AHTPrintPendingRequestStatus (me->docid, YES);
! 1887: /* free the memory allocated for async requests */
! 1888: InvokeGetObjectWWW_callback (docid, urlName, outputfile,
! 1889: terminate_cbf, context_tcbf, HT_OK);
! 1890: AHTReqContext_delete (me);
! 1891: return HT_OK;
1.93 cvs 1892: }
1.116 ! cvs 1893: #endif
1.4 cvs 1894:
1.116 ! cvs 1895: if (status == HT_ERROR)
! 1896: /* the request invocation failed */
! 1897: {
! 1898: /* show an error message on the status bar */
! 1899: DocNetworkStatus[docid] |= AMAYA_NET_ERROR;
! 1900: TtaSetStatus (docid, 1,
! 1901: TtaGetMessage (AMAYA, AM_CANNOT_LOAD),
! 1902: urlName);
! 1903: if (me->reqStatus == HT_NEW)
! 1904: /* manually invoke the last processing that usually gets done
! 1905: in a succesful request */
! 1906: InvokeGetObjectWWW_callback (docid, urlName, outputfile,
! 1907: terminate_cbf, context_tcbf, HT_ERROR);
! 1908: /* terminate_handler wasn't called */
! 1909: if (mode & AMAYA_SYNC || mode & AMAYA_ISYNC)
! 1910: AHTReqContext_delete (me);
! 1911: }
! 1912: else
! 1913: /* end treatment for SYNC requests */
1.72 cvs 1914:
1.116 ! cvs 1915: if ((mode & AMAYA_SYNC) || (mode & AMAYA_ISYNC))
! 1916: {
! 1917: #ifndef _WINDOWS
! 1918: /* part of the UNIX stop button handler */
! 1919: if (status != HT_ERROR)
! 1920: status = LoopForStop (me);
! 1921: #endif /* _!WINDOWS */
! 1922:
! 1923: if (!HTRequest_kill (me->request))
! 1924: AHTReqContext_delete (me);
! 1925: }
! 1926: return (status);
1.4 cvs 1927: }
1928:
1.5 cvs 1929: /*----------------------------------------------------------------------
1.17 cvs 1930: PutObjectWWW
1931: frontend for uploading a resource to a URL. This function downloads
1932: a file to be uploaded into memory, it then calls UploadMemWWW to
1933: finish the job.
1934:
1.5 cvs 1935: 2 upload modes are proposed:
1936: AMAYA_SYNC : blocking mode
1937: AMAYA_ASYNC : non-blocking mode
1938:
1.4 cvs 1939: When the function is called with the SYNC mode, the function will
1940: return only when the file has been uploaded.
1941: The ASYNC mode will immediately return after setting up the
1942: call. Furthermore, at the end of an upload, the ASYNC mode will
1943: call back terminate_cbf, handling it the context defined in
1944: context_tcbf.
1945:
1946: Notes:
1947: At the end of a succesful request, the urlName string contains the
1948: name of the actually uploaded URL. As a URL can change over the time,
1949: (e.g., be redirected elsewhere), it is advised that the function
1950: caller verifies the value of the urlName variable at the end of
1951: a request.
1952:
1953: Inputs:
1954: - docid Document identifier for the set of objects being
1955: retrieved.
1956: - fileName A pointer to the local file to upload
1957: - urlName The URL to be uploaded (MAX_URL_LENGTH chars length)
1958: - mode The retrieval mode.
1959: - terminate_cbf
1960: - context_icbf
1961: Callback and context for a terminate handler
1962:
1963: Outputs:
1964: - urlName The URL that was uploaded
1965:
1966: Returns:
1967: HT_ERROR
1968: HT_OK
1.5 cvs 1969: ----------------------------------------------------------------------*/
1.4 cvs 1970: #ifdef __STDC__
1.27 cvs 1971: int PutObjectWWW (int docid, char *fileName, char *urlName, int mode, PicType contentType,
1.4 cvs 1972: TTcbf * terminate_cbf, void *context_tcbf)
1973: #else
1.26 cvs 1974: int PutObjectWWW (docid, urlName, fileName, mode, contentType,
1.4 cvs 1975: ,terminate_cbf, context_tcbf)
1976: int docid;
1977: char *urlName;
1978: char *fileName;
1979: int mode;
1.27 cvs 1980: PicType contentType;
1.4 cvs 1981: TTcbf *terminate_cbf;
1982: void *context_tcbf;
1983:
1.116 ! cvs 1984: #endif /* __STDC__ */
1.4 cvs 1985: {
1.116 ! cvs 1986: AHTReqContext *me;
1.4 cvs 1987: int status;
1988: int fd;
1989: struct stat file_stat;
1.116 ! cvs 1990: char *fileURL;
1.4 cvs 1991:
1.33 cvs 1992: AmayaLastHTTPErrorMsg [0] = EOS;
1993:
1.116 ! cvs 1994: if (urlName == NULL || docid == 0 || fileName == NULL
! 1995: || !TtaFileExist (fileName))
1.4 cvs 1996: /* no file to be uploaded */
1997: return HT_ERROR;
1998:
1999: /* do we support this protocol? */
1.7 cvs 2000: if (IsValidProtocol (urlName) == NO)
2001: {
2002: /* return error */
1.77 cvs 2003: TtaSetStatus (docid, 1,
2004: TtaGetMessage (AMAYA, AM_PUT_UNSUPPORTED_PROTOCOL),
1.7 cvs 2005: urlName);
2006: return HT_ERROR;
2007: }
1.116 ! cvs 2008:
! 2009: /* verify the file's size */
! 2010: #ifndef _WINDOWS
1.7 cvs 2011: if ((fd = open (fileName, O_RDONLY)) == -1)
1.116 ! cvs 2012: #else
1.74 cvs 2013: if ((fd = open (fileName, _O_RDONLY | _O_BINARY)) == -1)
1.116 ! cvs 2014: #endif /* _WINDOWS */
1.7 cvs 2015: {
2016: /* if we could not open the file, exit */
2017: /*error msg here */
2018: return (HT_ERROR);
2019: }
1.4 cvs 2020:
2021: fstat (fd, &file_stat);
1.116 ! cvs 2022: close (fd);
1.4 cvs 2023:
1.7 cvs 2024: if (file_stat.st_size == 0)
2025: {
2026: /* file was empty */
2027: /*errmsg here */
2028: return (HT_ERROR);
2029: }
1.116 ! cvs 2030:
! 2031: /* prepare the request context */
1.4 cvs 2032:
2033: if (THD_TRACE)
1.116 ! cvs 2034: fprintf (stderr, "file size == %u\n", (unsigned) file_stat.st_size);
1.4 cvs 2035:
2036: me = AHTReqContext_new (docid);
2037:
1.7 cvs 2038: if (me == NULL)
2039: {
2040: /* need an error message here */
2041: TtaHandlePendingEvents ();
2042: return (HT_ERROR);
2043: }
1.116 ! cvs 2044:
1.4 cvs 2045: me->mode = mode;
2046: me->incremental_cbf = (TIcbf *) NULL;
2047: me->context_icbf = (void *) NULL;
2048: me->terminate_cbf = terminate_cbf;
2049: me->context_tcbf = context_tcbf;
2050: me->urlName = urlName;
1.116 ! cvs 2051: me->block_size = file_stat.st_size;
1.17 cvs 2052: /* select the parameters that distinguish a PUT from a GET/POST */
1.4 cvs 2053: me->method = METHOD_PUT;
2054: HTRequest_setMethod (me->request, METHOD_PUT);
2055: me->output = stdout;
1.17 cvs 2056: /* we are not expecting to receive any input from the server */
2057: me->outputfile = (char *) NULL;
1.4 cvs 2058:
1.116 ! cvs 2059: fileURL = HTParse (fileName, "file:/", PARSE_ALL);
! 2060: me->anchor = (HTParentAnchor *) HTAnchor_findAddress (fileURL);
! 2061: HT_FREE (fileURL);
1.114 cvs 2062:
1.28 cvs 2063: /* Set the Content-Type of the file we are uploading */
1.77 cvs 2064: HTAnchor_setFormat ((HTParentAnchor *) me->anchor,
2065: AHTGuessAtom_for (me->urlName, contentType));
1.116 ! cvs 2066: HTAnchor_setLength ((HTParentAnchor *) me->anchor, me->block_size);
1.17 cvs 2067:
1.4 cvs 2068: HTRequest_setEntityAnchor (me->request, me->anchor);
1.116 ! cvs 2069: #ifdef _WINDOWS
! 2070: HTRequest_setPreemptive (me->request, YES);
! 2071: #else
! 2072: HTRequest_setPreemptive (me->request, NO);
! 2073: #endif /* _WINDOWS */
! 2074:
! 2075: if (mode & AMAYA_NOCACHE)
! 2076: HTRequest_setReloadMode (me->request, HT_CACHE_FLUSH);
! 2077:
1.74 cvs 2078: /* prepare the URLname that will be displayed in teh status bar */
2079: ChopURL (me->status_urlName, me->urlName);
2080: TtaSetStatus (me->docid, 1, TtaGetMessage (AMAYA, AM_REMOTE_SAVING),
2081: me->status_urlName);
1.114 cvs 2082:
1.116 ! cvs 2083: status = HTPutDocumentAbsolute (me->anchor, urlName, me->request);
1.4 cvs 2084:
1.116 ! cvs 2085: if (status != HT_ERROR && me->reqStatus != HT_ERR)
1.7 cvs 2086: {
2087: /* part of the stop button handler */
2088: if ((mode & AMAYA_SYNC) || (mode & AMAYA_ISYNC))
2089: {
2090: status = LoopForStop (me);
2091: }
1.15 cvs 2092: }
1.116 ! cvs 2093: else
! 2094: {
! 2095: if (! HTRequest_kill (me->request))
! 2096: AHTReqContext_delete (me);
! 2097: }
! 2098:
! 2099: TtaHandlePendingEvents ();
1.90 cvs 2100:
1.116 ! cvs 2101: return status;
1.28 cvs 2102: }
1.4 cvs 2103:
1.5 cvs 2104: /*----------------------------------------------------------------------
1.17 cvs 2105: Stop Request
2106: stops (kills) all active requests associated with a docid
1.5 cvs 2107: ----------------------------------------------------------------------*/
1.4 cvs 2108: #ifdef __STDC__
2109: void StopRequest (int docid)
2110: #else
2111: void StopRequest (docid)
2112: int docid;
2113: #endif
2114: {
2115: HTList *cur;
2116: AHTDocId_Status *docid_status;
2117: AHTReqContext *me;
1.108 cvs 2118: #ifdef DEBUG_LIBWWW
2119: int open_requests;
2120: #endif /* DEBUG_LIBWWW */
1.116 ! cvs 2121:
! 2122:
! 2123: if (Amaya && libDoStop)
1.7 cvs 2124: {
1.100 cvs 2125: #ifdef DEBUG_LIBWWW
1.116 ! cvs 2126: fprintf (stderr, "StopRequest: number of Amaya requests : %d\n",
! 2127: Amaya->open_requests);
1.100 cvs 2128: #endif /* DEBUG_LIBWWW */
2129:
1.116 ! cvs 2130: docid_status = (AHTDocId_Status *) GetDocIdStatus (docid,
! 2131: Amaya->docid_status);
! 2132: /* verify if there are any requests at all associated with docid */
! 2133:
! 2134: if (docid_status == (AHTDocId_Status *) NULL)
! 2135: return;
1.108 cvs 2136: #ifdef DEBUG_LIBWWW
1.116 ! cvs 2137: open_requests = docid_status->counter;
1.108 cvs 2138: #endif /* DEBUG_LIBWWW */
1.4 cvs 2139:
1.116 ! cvs 2140: /* First, kill all pending requests */
! 2141: /* We first inhibit the activation of pending requests */
! 2142: HTHost_disable_PendingReqLaunch ();
! 2143: cur = Amaya->reqlist;
! 2144: while ((me = (AHTReqContext *) HTList_nextObject (cur)))
! 2145: {
! 2146: if (me->docid == docid && me->reqStatus == HT_NEW)
! 2147: {
! 2148: /* If we have an ASYNC request, we kill it.
! 2149: ** If it's a SYNC request, we just mark it as aborted
! 2150: */
! 2151: me->reqStatus = HT_ABORT;
! 2152: if (((me->mode & AMAYA_IASYNC)
! 2153: || (me->mode & AMAYA_ASYNC))
! 2154: && !(me->mode & AMAYA_ASYNC_SAFE_STOP))
! 2155: {
! 2156: /* delete the amaya/libwww request context */
! 2157: if (!HTRequest_kill (me->request))
! 2158: /* if the above function returns NO (0), it means
! 2159: ** that there was no network context and that
! 2160: ** terminate_handler wasn't called. So, we erase
! 2161: ** this context ourselves
! 2162: */
1.96 cvs 2163: AHTReqContext_delete (me);
1.116 ! cvs 2164:
! 2165: cur = Amaya->reqlist;
1.108 cvs 2166: #ifdef DEBUG_LIBWWW
1.116 ! cvs 2167: /* update the number of open requests */
! 2168: open_requests--;
1.108 cvs 2169: #endif /* DEBUG_LIBWWW */
1.116 ! cvs 2170: }
! 2171: }
! 2172: }
1.108 cvs 2173:
1.85 cvs 2174: /* enable the activation of pending requests */
1.116 ! cvs 2175: HTHost_enable_PendingReqLaunch ();
1.85 cvs 2176:
1.116 ! cvs 2177: cur = Amaya->reqlist;
! 2178: while ((me = (AHTReqContext *) HTList_nextObject (cur)))
! 2179: {
! 2180: if (me->docid == docid)
! 2181: {
! 2182: /* kill this request */
! 2183:
! 2184: switch (me->reqStatus)
! 2185: {
! 2186: case HT_ABORT:
1.108 cvs 2187: #ifdef DEBUG_LIBWWW
1.116 ! cvs 2188: fprintf (stderr, "Stop: url %s says abort", me->urlName);
1.108 cvs 2189: #endif /* DEBUG_LIBWWW */
1.116 ! cvs 2190: break;
1.100 cvs 2191:
1.116 ! cvs 2192: case HT_END:
! 2193: #ifdef DEBUG_LIBWWW
! 2194: fprintf (stderr, "Stop: url %s says end", me->urlName);
! 2195: #endif /* DEBUG_LIBWWW */
! 2196: break;
! 2197:
! 2198: case HT_BUSY:
! 2199: me->reqStatus = HT_ABORT;
1.108 cvs 2200: #ifdef DEBUG_LIBWWW
1.116 ! cvs 2201: fprintf (stderr, "Stop: url %s going from busy to abort\n",
! 2202: me->urlName);
1.108 cvs 2203: #endif /* DEBUG_LIBWWW */
1.116 ! cvs 2204: break;
1.100 cvs 2205:
1.116 ! cvs 2206: case HT_NEW_PENDING:
! 2207: case HT_WAITING:
! 2208: default:
1.108 cvs 2209: #ifdef DEBUG_LIBWWW
1.116 ! cvs 2210: fprintf (stderr, "Stop: url %s says NEW_PENDING, WAITING",
! 2211: me->urlName);
1.108 cvs 2212: #endif /* DEBUG_LIBWWW */
1.116 ! cvs 2213: me->reqStatus = HT_ABORT;
! 2214:
! 2215: if (((me->mode & AMAYA_IASYNC)
! 2216: || (me->mode & AMAYA_ASYNC))
! 2217: && !(me->mode & AMAYA_ASYNC_SAFE_STOP))
! 2218: {
! 2219: /* delete the amaya/libwww request context */
! 2220: if (!HTRequest_kill (me->request))
! 2221: /* if the above function returns NO (0), it means
! 2222: ** that there was no network context and that
! 2223: ** terminate_handler wasn't called. So, we erase
! 2224: ** this context ourselves
! 2225: */
! 2226: AHTReqContext_delete (me);
1.96 cvs 2227:
1.116 ! cvs 2228: cur = Amaya->reqlist;
1.108 cvs 2229: #ifdef DEBUG_LIBWWW
1.116 ! cvs 2230: /* update the number of open requests */
! 2231: open_requests--;
1.108 cvs 2232: #endif /* DEBUG_LIBWWW */
1.116 ! cvs 2233: }
! 2234:
1.108 cvs 2235: #ifdef DEBUG_LIBWWW
1.116 ! cvs 2236: if (HTHost_isIdle (reqHost))
! 2237: fprintf (stderr, "StopRequst: After killing, Host is "
! 2238: "idle\n");
! 2239: else
! 2240: fprintf (stderr, "StopRequest: After killing, Host isn't "
! 2241: "idle\n");
1.108 cvs 2242: #endif /* DEBUG_LIBWWW */
1.95 cvs 2243:
1.108 cvs 2244: #ifdef DEBUG_LIBWWW
1.116 ! cvs 2245: open_requests--;
1.108 cvs 2246: #endif /* DEBUG_LIBWWW */
1.93 cvs 2247: break;
2248:
1.116 ! cvs 2249: } /* switch */
! 2250: } /* if me docid */
! 2251: } /* while */
! 2252:
1.100 cvs 2253: #ifdef DEBUG_LIBWWW
1.116 ! cvs 2254: fprintf (stderr, "StopRequest: number of Amaya requests : "
! 2255: "%d\n", Amaya->open_requests);
1.100 cvs 2256: #endif /* DEBUG_LIBWWW */
1.7 cvs 2257: } /* if amaya open requests */
1.93 cvs 2258:
1.85 cvs 2259: } /* StopRequest */
1.17 cvs 2260:
2261:
1.105 cvs 2262: /*----------------------------------------------------------------------
2263: AmayaIsAlive
2264: returns the status of the AmayaAlive flag
2265: ----------------------------------------------------------------------*/
2266: #ifdef __STDC__
2267: boolean AmayaIsAlive (void)
2268: #else
2269: boolean AmayaIsAlive ()
2270: #endif /* _STDC_ */
2271: {
2272: return AmayaAlive;
2273: }
1.116 ! cvs 2274:
1.69 cvs 2275: #endif /* AMAYA_JAVA */
1.77 cvs 2276:
1.116 ! cvs 2277: /*
! 2278: end of Module query.c
! 2279: */
1.17 cvs 2280:
2281:
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