Annotation of libwww/Library/src/HTTP.c, revision 1.140.2.14
1.74 frystyk 1: /* HTTP.c
2: ** MULTITHREADED IMPLEMENTATION OF HTTP CLIENT
1.2 timbl 3: **
1.84 frystyk 4: ** (c) COPYRIGHT MIT 1995.
1.74 frystyk 5: ** Please first read the full copyright statement in the file COPYRIGH.
1.140.2.14! eric 6: ** @(#) $Id: HTTP.c,v 1.140.2.13 1996年11月26日 14:40:30 eric Exp $
1.74 frystyk 7: **
8: ** This module implments the HTTP protocol as a state machine
1.55 frystyk 9: **
10: ** History:
1.59 frystyk 11: ** < May 24 94 ?? Unknown - but obviously written
1.56 frystyk 12: ** May 24 94 HF Made reentrent and cleaned up a bit. Implemented
13: ** Forward, redirection, error handling and referer field
1.67 duns 14: ** 8 Jul 94 FM Insulate free() from _free structure element.
1.71 frystyk 15: ** Jul 94 HFN Written on top of HTTP.c, Henrik Frystyk
1.55 frystyk 16: **
1.1 timbl 17: */
18:
1.78 frystyk 19: /* Library include files */
1.119 frystyk 20: #include "sysdep.h"
1.123 frystyk 21: #include "WWWUtil.h"
22: #include "WWWCore.h"
23: #include "WWWMIME.h"
24: #include "WWWStream.h"
1.125 frystyk 25: #include "WWWTrans.h"
1.94 frystyk 26: #include "HTReqMan.h"
1.95 frystyk 27: #include "HTNetMan.h"
1.109 frystyk 28: #include "HTTPUtil.h"
1.80 frystyk 29: #include "HTTPReq.h"
1.55 frystyk 30: #include "HTTP.h" /* Implements */
1.140.2.1 eric 31: #include "HTWatch.h"
1.55 frystyk 32:
33: /* Macros and other defines */
1.94 frystyk 34: #ifndef HTTP_PORT
35: #define HTTP_PORT 80 /* Allocated to http by Jon Postel/ISI 24-Jan-92 */
36: #endif
37:
1.71 frystyk 38: #define PUTC(c) (*me->target->isa->put_character)(me->target, c)
39: #define PUTS(s) (*me->target->isa->put_string)(me->target, s)
40: #define PUTBLOCK(b, l) (*me->target->isa->put_block)(me->target, b, l)
41: #define FREE_TARGET (*me->target->isa->_free)(me->target)
1.74 frystyk 42: #define ABORT_TARGET (*me->target->isa->abort)(me->target, e)
1.2 timbl 43:
1.140 frystyk 44: #define HTTP_DUMP
45:
46: #ifdef HTTP_DUMP
1.139 frystyk 47: #define HTTP_OUTPUT "w3chttp.out"
1.140 frystyk 48: PRIVATE FILE * htfp = NULL;
49: #endif
1.139 frystyk 50:
1.59 frystyk 51: /* Type definitions and global variables etc. local to this module */
1.94 frystyk 52:
53: /* Final states have negative value */
1.59 frystyk 54: typedef enum _HTTPState {
1.140.2.13 eric 55: HTTP_RECOVER_PIPE = -3,
1.134 frystyk 56: HTTP_ERROR = -2,
57: HTTP_OK = -1,
1.71 frystyk 58: HTTP_BEGIN = 0,
59: HTTP_NEED_CONNECTION,
1.140.2.1 eric 60: HTTP_CONNECTED
1.59 frystyk 61: } HTTPState;
1.55 frystyk 62:
1.94 frystyk 63: /* This is the context structure for the this module */
1.55 frystyk 64: typedef struct _http_info {
1.81 frystyk 65: HTTPState state; /* Current State of the connection */
66: HTTPState next; /* Next state */
1.134 frystyk 67: int result; /* Result to report to the after filter */
1.139 frystyk 68: BOOL lock; /* Block for writing */
1.140.2.1 eric 69: HTNet * net;
1.55 frystyk 70: } http_info;
71:
1.88 frystyk 72: #define MAX_STATUS_LEN 100 /* Max nb of chars to check StatusLine */
1.55 frystyk 73:
1.71 frystyk 74: struct _HTStream {
1.119 frystyk 75: const HTStreamClass * isa;
1.71 frystyk 76: HTStream * target;
77: HTRequest * request;
78: http_info * http;
1.121 frystyk 79: HTEOLState state;
1.71 frystyk 80: BOOL transparent;
1.81 frystyk 81: char * version; /* Should we save this? */
1.71 frystyk 82: int status;
1.81 frystyk 83: char * reason;
1.71 frystyk 84: char buffer[MAX_STATUS_LEN+1];
1.80 frystyk 85: int buflen;
1.71 frystyk 86: };
1.21 luotonen 87:
1.123 frystyk 88: struct _HTInputStream {
89: const HTInputStreamClass * isa;
90: };
91:
1.71 frystyk 92: /* ------------------------------------------------------------------------- */
93: /* Help Functions */
94: /* ------------------------------------------------------------------------- */
1.21 luotonen 95:
1.94 frystyk 96: /* HTTPCleanup
97: ** -----------
1.55 frystyk 98: ** This function closes the connection and frees memory.
1.94 frystyk 99: ** Returns YES on OK, else NO
1.1 timbl 100: */
1.94 frystyk 101: PRIVATE int HTTPCleanup (HTRequest *req, int status)
1.1 timbl 102: {
1.126 frystyk 103: HTNet * net = HTRequest_net(req);
104: http_info * http = (http_info *) HTNet_context(net);
105: HTStream * input = HTRequest_inputStream(req);
1.80 frystyk 106:
1.94 frystyk 107: /* Free stream with data TO network */
1.112 frystyk 108: if (HTRequest_isDestination(req))
109: HTRequest_removeDestination(req);
1.126 frystyk 110: else if (input) {
1.94 frystyk 111: if (status == HT_INTERRUPTED)
1.126 frystyk 112: (*input->isa->abort)(input, NULL);
1.94 frystyk 113: else
1.126 frystyk 114: (*input->isa->_free)(input);
115: HTRequest_setInputStream(req, NULL);
1.94 frystyk 116: }
1.88 frystyk 117:
1.140 frystyk 118: #ifdef HTTP_DUMP
119: if (htfp) {
120: fclose(htfp);
121: htfp = NULL;
122: }
123: #endif
124:
1.94 frystyk 125: /* Remove the request object and our own context structure for http */
1.140.2.11 eric 126: if (HTNet_delete(net, status) == YES && status != HT_RECOVER_PIPE) {
127: HT_FREE(http);
128: HTNet_setContext(net, NULL);
129: }
1.94 frystyk 130: return YES;
1.55 frystyk 131: }
132:
1.71 frystyk 133: /*
1.130 frystyk 134: ** Informational 1xx codes are handled separately
1.136 frystyk 135: ** Returns YES if we should continue, NO if we should stop
1.55 frystyk 136: */
1.130 frystyk 137: PRIVATE BOOL HTTPInformation (HTStream * me)
1.55 frystyk 138: {
1.136 frystyk 139: http_info * http = me->http;
1.71 frystyk 140: switch (me->status) {
141:
1.136 frystyk 142: case 100:
143: HTRequest_addError(me->request, ERR_INFO, NO, HTERR_CONTINUE,
144: me->reason, (int) strlen(me->reason),
145: "HTTPInformation");
146: return YES;
147: break;
148:
1.130 frystyk 149: case 101:
1.136 frystyk 150: /*
151: ** We consider 101 Switching as a final state and exit this request
152: */
1.130 frystyk 153: HTRequest_addError(me->request, ERR_INFO, NO, HTERR_SWITCHING,
1.127 frystyk 154: me->reason, (int) strlen(me->reason),
1.130 frystyk 155: "HTTPInformation");
1.136 frystyk 156: http->next = HTTP_OK;
157: http->result = HT_UPGRADE;
1.127 frystyk 158: break;
159:
1.130 frystyk 160: default:
1.136 frystyk 161: HTRequest_addError(me->request, ERR_FATAL, NO, HTERR_BAD_REPLY,
162: (void *) me->buffer, me->buflen, "HTTPNextState");
163: http->next = HTTP_ERROR;
164: http->result = HT_ERROR;
1.127 frystyk 165: break;
1.130 frystyk 166: }
1.136 frystyk 167: return NO;
1.130 frystyk 168: }
169:
170: /*
171: ** This is a big switch handling all HTTP return codes. It puts in any
172: ** appropiate error message and decides whether we should expect data
173: ** or not.
174: */
175: PRIVATE void HTTPNextState (HTStream * me)
176: {
1.134 frystyk 177: http_info * http = me->http;
1.130 frystyk 178: switch (me->status) {
1.127 frystyk 179:
1.78 frystyk 180: case 0: /* 0.9 response */
1.127 frystyk 181: case 200: /* OK */
182: HTRequest_addError(me->request, ERR_INFO, NO, HTERR_OK,
183: me->reason, (int) strlen(me->reason),
184: "HTTPNextState");
1.134 frystyk 185: http->next = HTTP_OK;
186: http->result = HT_LOADED;
1.112 frystyk 187: break;
188:
1.127 frystyk 189: case 201: /* Created */
1.112 frystyk 190: HTRequest_addError(me->request, ERR_INFO, NO, HTERR_CREATED,
191: me->reason, (int) strlen(me->reason),
192: "HTTPNextState");
1.134 frystyk 193: http->next = HTTP_OK;
194: http->result = HT_CREATED;
1.112 frystyk 195: break;
196:
1.127 frystyk 197: case 202: /* Accepted */
1.112 frystyk 198: HTRequest_addError(me->request, ERR_INFO, NO, HTERR_ACCEPTED,
199: me->reason, (int) strlen(me->reason),
200: "HTTPNextState");
1.134 frystyk 201: http->next = HTTP_OK;
202: http->result = HT_ACCEPTED;
1.112 frystyk 203: break;
204:
1.127 frystyk 205: case 203: /* Non-authoritative information */
206: HTRequest_addError(me->request, ERR_INFO, NO, HTERR_NON_AUTHORITATIVE,
1.112 frystyk 207: me->reason, (int) strlen(me->reason),
208: "HTTPNextState");
1.134 frystyk 209: http->next = HTTP_OK;
210: http->result = HT_LOADED;
1.71 frystyk 211: break;
1.78 frystyk 212:
213: case 204: /* No Response */
1.112 frystyk 214: HTRequest_addError(me->request, ERR_INFO, NO, HTERR_NO_CONTENT,
215: me->reason, (int) strlen(me->reason),
216: "HTTPNextState");
1.134 frystyk 217: http->next = HTTP_OK;
218: http->result = HT_NO_DATA;
219: break;
220:
221: case 205: /* Reset Content */
222: HTRequest_addError(me->request, ERR_INFO, NO, HTERR_RESET,
223: me->reason, (int) strlen(me->reason),
224: "HTTPNextState");
225: http->next = HTTP_OK;
226: http->result = HT_RESET_CONTENT;
227: break;
228:
229: case 206: /* Partial Content */
230: HTRequest_addError(me->request, ERR_INFO, NO, HTERR_PARTIAL,
231: me->reason, (int) strlen(me->reason),
232: "HTTPNextState");
233: http->next = HTTP_OK;
234: http->result = HT_PARTIAL_CONTENT;
235: break;
236:
237: case 300: /* Multiple Choices */
238: HTRequest_addError(me->request, ERR_INFO, NO, HTERR_MULTIPLE,
239: me->reason, (int) strlen(me->reason),
240: "HTTPNextState");
241: http->next = HTTP_OK;
242: http->result = HT_LOADED;
1.71 frystyk 243: break;
1.78 frystyk 244:
1.71 frystyk 245: case 301: /* Moved */
1.112 frystyk 246: HTRequest_addError(me->request, ERR_INFO, NO, HTERR_MOVED,
247: me->reason, (int) strlen(me->reason),
248: "HTTPNextState");
1.134 frystyk 249: http->next = HTTP_ERROR;
250: http->result = HT_PERM_REDIRECT;
1.112 frystyk 251: break;
252:
1.71 frystyk 253: case 302: /* Found */
1.112 frystyk 254: HTRequest_addError(me->request, ERR_INFO, NO, HTERR_FOUND,
255: me->reason, (int) strlen(me->reason),
256: "HTTPNextState");
1.134 frystyk 257: http->next = HTTP_ERROR;
258: http->result = HT_TEMP_REDIRECT;
1.71 frystyk 259: break;
1.55 frystyk 260:
1.71 frystyk 261: case 303: /* Method */
1.107 frystyk 262: HTRequest_addError(me->request, ERR_FATAL, NO, HTERR_NOT_IMPLEMENTED,
263: me->reason, (int) strlen(me->reason),
264: "HTTPNextState");
1.134 frystyk 265: http->next = HTTP_ERROR;
266: http->result = HT_SEE_OTHER;
1.71 frystyk 267: break;
1.91 frystyk 268:
269: case 304: /* Not Modified */
1.131 frystyk 270: HTRequest_addError(me->request, ERR_INFO, NO, HTERR_NOT_MODIFIED,
1.112 frystyk 271: me->reason, (int) strlen(me->reason),
272: "HTTPNextState");
1.135 frystyk 273: http->next = HTTP_OK;
1.134 frystyk 274: http->result = HT_NOT_MODIFIED;
275: break;
276:
277: case 305: /* Use proxy */
278: HTRequest_addError(me->request, ERR_INFO, NO, HTERR_USE_PROXY,
279: me->reason, (int) strlen(me->reason),
280: "HTTPNextState");
281: http->next = HTTP_ERROR;
282: http->result = HT_USE_PROXY;
1.91 frystyk 283: break;
1.55 frystyk 284:
1.78 frystyk 285: case 400: /* Bad Request */
1.104 frystyk 286: HTRequest_addError(me->request, ERR_FATAL, NO, HTERR_BAD_REQUEST,
1.100 frystyk 287: me->reason, (int) strlen(me->reason), "HTTPNextState");
1.134 frystyk 288: http->next = HTTP_ERROR;
289: http->result = HT_ERROR;
1.71 frystyk 290: break;
1.70 howcome 291:
1.71 frystyk 292: case 401:
1.104 frystyk 293: HTRequest_addError(me->request, ERR_FATAL, NO, HTERR_UNAUTHORIZED,
1.100 frystyk 294: me->reason, (int) strlen(me->reason), "HTTPNextState");
1.134 frystyk 295: http->next = HTTP_ERROR;
296: http->result = HT_NO_ACCESS;
1.71 frystyk 297: break;
298:
299: case 402: /* Payment required */
1.104 frystyk 300: HTRequest_addError(me->request, ERR_FATAL, NO, HTERR_PAYMENT_REQUIRED,
1.100 frystyk 301: me->reason, (int) strlen(me->reason), "HTTPNextState");
1.134 frystyk 302: http->next = HTTP_ERROR;
303: http->result = HT_ERROR;
1.71 frystyk 304: break;
1.55 frystyk 305:
1.71 frystyk 306: case 403: /* Forbidden */
1.104 frystyk 307: HTRequest_addError(me->request, ERR_FATAL, NO, HTERR_FORBIDDEN,
1.100 frystyk 308: me->reason, (int) strlen(me->reason), "HTTPNextState");
1.134 frystyk 309: http->next = HTTP_ERROR;
310: http->result = HT_FORBIDDEN;
1.71 frystyk 311: break;
1.55 frystyk 312:
1.71 frystyk 313: case 404: /* Not Found */
1.104 frystyk 314: HTRequest_addError(me->request, ERR_FATAL, NO, HTERR_NOT_FOUND,
1.100 frystyk 315: me->reason, (int) strlen(me->reason), "HTTPNextState");
1.134 frystyk 316: http->next = HTTP_ERROR;
317: http->result = HT_ERROR;
1.71 frystyk 318: break;
319:
1.78 frystyk 320: case 405: /* Not Allowed */
1.104 frystyk 321: HTRequest_addError(me->request, ERR_FATAL, NO, HTERR_NOT_ALLOWED,
1.100 frystyk 322: me->reason, (int) strlen(me->reason), "HTTPNextState");
1.134 frystyk 323: http->next = HTTP_ERROR;
324: http->result = HT_ERROR;
1.78 frystyk 325: break;
326:
327: case 406: /* None Acceptable */
1.104 frystyk 328: HTRequest_addError(me->request, ERR_FATAL, NO, HTERR_NONE_ACCEPTABLE,
1.100 frystyk 329: me->reason, (int) strlen(me->reason), "HTTPNextState");
1.134 frystyk 330: http->next = HTTP_ERROR;
331: http->result = HT_NOT_ACCEPTABLE;
1.78 frystyk 332: break;
333:
334: case 407: /* Proxy Authentication Required */
1.127 frystyk 335: HTRequest_addError(me->request, ERR_FATAL, NO,HTERR_PROXY_UNAUTHORIZED,
1.100 frystyk 336: me->reason, (int) strlen(me->reason), "HTTPNextState");
1.134 frystyk 337: http->next = HTTP_ERROR;
338: http->result = HT_NO_PROXY_ACCESS;
1.78 frystyk 339: break;
340:
341: case 408: /* Request Timeout */
1.104 frystyk 342: HTRequest_addError(me->request, ERR_FATAL, NO, HTERR_TIMEOUT,
1.100 frystyk 343: me->reason, (int) strlen(me->reason), "HTTPNextState");
1.134 frystyk 344: http->next = HTTP_ERROR;
345: http->result = HT_ERROR;
346: break;
347:
348: case 409: /* Conflict */
349: HTRequest_addError(me->request, ERR_FATAL, NO, HTERR_CONFLICT,
350: me->reason, (int) strlen(me->reason), "HTTPNextState");
351: http->next = HTTP_ERROR;
352: http->result = HT_CONFLICT;
353: break;
354:
355: case 410: /* Gone */
356: HTRequest_addError(me->request, ERR_FATAL, NO, HTERR_GONE,
357: me->reason, (int) strlen(me->reason), "HTTPNextState");
358: http->next = HTTP_ERROR;
359: http->result = HT_ERROR;
360: break;
361:
362: case 411: /* Length Required */
363: HTRequest_addError(me->request, ERR_FATAL, NO, HTERR_LENGTH_REQUIRED,
364: me->reason, (int) strlen(me->reason), "HTTPNextState");
365: http->next = HTTP_ERROR;
366: http->result = HT_LENGTH_REQUIRED;
367: break;
368:
369: case 412: /* Precondition failed */
370: HTRequest_addError(me->request, ERR_FATAL, NO, HTERR_PRECON_FAILED,
371: me->reason, (int) strlen(me->reason), "HTTPNextState");
372: http->next = HTTP_ERROR;
373: http->result = HT_ERROR;
374: break;
375:
376: case 413: /* Request entity too large */
377: HTRequest_addError(me->request, ERR_FATAL, NO, HTERR_TOO_BIG,
378: me->reason, (int) strlen(me->reason), "HTTPNextState");
379: http->next = HTTP_ERROR;
380: http->result = HT_ERROR;
381: break;
382:
383: case 414: /* Request-URI too long */
384: HTRequest_addError(me->request, ERR_FATAL, NO, HTERR_URI_TOO_BIG,
385: me->reason, (int) strlen(me->reason), "HTTPNextState");
386: http->next = HTTP_ERROR;
387: http->result = HT_ERROR;
388: break;
389:
390: case 415: /* Unsupported */
391: HTRequest_addError(me->request, ERR_FATAL, NO, HTERR_UNSUPPORTED,
392: me->reason, (int) strlen(me->reason), "HTTPNextState");
393: http->next = HTTP_ERROR;
394: http->result = HT_ERROR;
1.78 frystyk 395: break;
396:
1.71 frystyk 397: case 500:
1.104 frystyk 398: HTRequest_addError(me->request, ERR_FATAL, NO, HTERR_INTERNAL,
1.100 frystyk 399: me->reason, (int) strlen(me->reason), "HTTPNextState");
1.134 frystyk 400: http->next = HTTP_ERROR;
401: http->result = HT_ERROR;
1.78 frystyk 402: break;
403:
1.71 frystyk 404: case 501:
1.104 frystyk 405: HTRequest_addError(me->request, ERR_FATAL, NO, HTERR_NOT_IMPLEMENTED,
1.100 frystyk 406: me->reason, (int) strlen(me->reason), "HTTPNextState");
1.134 frystyk 407: http->next = HTTP_ERROR;
408: http->result = HT_ERROR;
1.78 frystyk 409: break;
410:
411: case 502:
1.104 frystyk 412: HTRequest_addError(me->request, ERR_FATAL, NO, HTERR_BAD_GATE,
1.100 frystyk 413: me->reason, (int) strlen(me->reason), "HTTPNextState");
1.134 frystyk 414: http->next = HTTP_ERROR;
415: http->result = HT_ERROR;
1.78 frystyk 416: break;
417:
418: case 503:
1.104 frystyk 419: HTRequest_addError(me->request, ERR_FATAL, NO, HTERR_DOWN,
1.100 frystyk 420: me->reason, (int) strlen(me->reason), "HTTPNextState");
1.134 frystyk 421: http->next = HTTP_ERROR;
1.81 frystyk 422:
1.140 frystyk 423: /*
424: ** If Retry-After header is found then return HT_RETRY else HT_ERROR.
425: ** The caller may want to reissue the request at a later point in time.
426: */
427: {
428: HTResponse * response = HTRequest_response(me->request);
429: if (HTResponse_retryTime(response))
430: http->result = HT_RETRY;
431: else
432: http->result = HT_ERROR;
433: }
1.78 frystyk 434: break;
435:
436: case 504:
1.104 frystyk 437: HTRequest_addError(me->request, ERR_FATAL, NO, HTERR_GATE_TIMEOUT,
1.100 frystyk 438: me->reason, (int) strlen(me->reason), "HTTPNextState");
1.134 frystyk 439: http->next = HTTP_ERROR;
440: http->result = HT_ERROR;
441: break;
442:
443: case 505: /* Unsupported protocol version */
444: HTRequest_addError(me->request, ERR_FATAL, NO, HTERR_BAD_VERSION,
445: me->reason, (int) strlen(me->reason), "HTTPNextState");
446: http->next = HTTP_ERROR;
447: http->result = HT_BAD_VERSION;
1.71 frystyk 448: break;
1.78 frystyk 449:
1.71 frystyk 450: default: /* bad number */
1.104 frystyk 451: HTRequest_addError(me->request, ERR_FATAL, NO, HTERR_BAD_REPLY,
1.100 frystyk 452: (void *) me->buffer, me->buflen, "HTTPNextState");
1.134 frystyk 453: http->next = HTTP_ERROR;
454: http->result = HT_ERROR;
1.71 frystyk 455: break;
1.55 frystyk 456: }
457: }
458:
1.71 frystyk 459: /* ------------------------------------------------------------------------- */
460: /* HTTP Status Line Stream */
461: /* ------------------------------------------------------------------------- */
1.55 frystyk 462:
1.71 frystyk 463: /*
1.140.2.1 eric 464: ** Analyze the stream we have read. If it is a HTTP 1.0 or higher
1.71 frystyk 465: ** then create a MIME-stream, else create a Guess stream to find out
466: ** what the 0.9 server is sending. We need to copy the buffer as we don't
467: ** know if we can modify the contents or not.
1.78 frystyk 468: **
469: ** Stream handling is a function of the status code returned from the
470: ** server:
471: ** 200: Use `output_stream' in HTRequest structure
1.94 frystyk 472: ** else: Use `debug_stream' in HTRequest structure
1.80 frystyk 473: **
474: ** Return: YES if buffer should be written out. NO otherwise
1.56 frystyk 475: */
1.100 frystyk 476: PRIVATE int stream_pipe (HTStream * me)
1.56 frystyk 477: {
1.136 frystyk 478: HTRequest * request = me->request;
479: HTNet * net = HTRequest_net(request);
1.123 frystyk 480: HTHost * host = HTNet_host(net);
1.140.2.1 eric 481:
1.80 frystyk 482: if (me->target) {
483: int status = PUTBLOCK(me->buffer, me->buflen);
484: if (status == HT_OK)
485: me->transparent = YES;
486: return status;
1.136 frystyk 487: } else if (HTRequest_isSource(request)&&!HTRequest_outputStream(request)) {
1.88 frystyk 488: /*
489: ** We need to wait for the destinations to get ready
490: */
491: return HT_WOULD_BLOCK;
1.80 frystyk 492: }
1.88 frystyk 493:
1.132 frystyk 494: /*
495: ** Just check for HTTP and not HTTP/ as NCSA server chokes on 1.1 replies
496: ** Thanks to Markku Savela <msa@msa.tte.vtt.fi>
1.140.2.3 eric 497:
1.132 frystyk 498: */
499: #if 0
1.81 frystyk 500: if (strncasecomp(me->buffer, "http/", 5)) {
1.132 frystyk 501: #else
502: if (strncasecomp(me->buffer, "http", 4)) {
503: #endif
1.80 frystyk 504: int status;
1.136 frystyk 505: HTRequest_addError(request, ERR_INFO, NO, HTERR_HTTP09,
1.80 frystyk 506: (void *) me->buffer, me->buflen, "HTTPStatusStream");
1.136 frystyk 507: me->target = HTStreamStack(WWW_UNKNOWN,
508: HTRequest_outputFormat(request),
509: HTRequest_outputStream(request),
510: request, NO);
1.134 frystyk 511: me->http->next = HTTP_OK;
1.80 frystyk 512: if ((status = PUTBLOCK(me->buffer, me->buflen)) == HT_OK)
513: me->transparent = YES;
1.123 frystyk 514: HTHost_setVersion(host, HTTP_09);
1.80 frystyk 515: return status;
516: } else {
1.140 frystyk 517: HTResponse * response = HTRequest_response(request);
1.133 frystyk 518: char *ptr = me->buffer+4; /* Skip the HTTP part */
1.81 frystyk 519: me->version = HTNextField(&ptr);
1.140.2.4 frystyk 520: HTHost_setConsumed(net->host, me->buflen);
1.95 frystyk 521:
1.130 frystyk 522: /* Here we want to find out when to use persistent connection */
1.133 frystyk 523: if (!strncasecomp(me->version, "/1.0", 4)) {
1.128 frystyk 524: if (PROT_TRACE)HTTrace("HTTP Status. This is a HTTP/1.0 server\n");
525: HTHost_setVersion(host, HTTP_10);
1.133 frystyk 526: } else if (!strncasecomp(me->version, "/1.", 3)) { /* 1.x family */
1.128 frystyk 527: HTHost_setVersion(host, HTTP_11);
1.140.2.6 frystyk 528: #ifdef HT_MUX
529: HTNet_setPersistent(net, YES, HT_TP_INTERLEAVE);
530: #else
531: HTNet_setPersistent(net, YES, HT_TP_PIPELINE);
532: #endif
1.133 frystyk 533: } else {
534: if (PROT_TRACE)HTTrace("HTTP Status. No 1.x version number - treat it as a HTTP/1.0 server\n");
535: HTHost_setVersion(host, HTTP_10);
1.128 frystyk 536: }
1.95 frystyk 537:
1.81 frystyk 538: me->status = atoi(HTNextField(&ptr));
1.133 frystyk 539: /* Kludge to fix the NCSA server version bug */
540: if (me->status == 0) me->status = atoi(me->version);
541:
1.81 frystyk 542: me->reason = ptr;
543: if ((ptr = strchr(me->reason, '\r')) != NULL) /* Strip \r and \n */
544: *ptr = '0円';
545: else if ((ptr = strchr(me->reason, '\n')) != NULL)
546: *ptr = '0円';
547:
1.130 frystyk 548: /*
549: ** If it is a 1xx code then find out what to do and return until we
550: ** get the next code. In the case of Upgrade we may not get back here
551: ** at all. If we are uploading an entity then continue doing that
552: */
553: if (me->status/100 == 1) {
1.136 frystyk 554: if (HTTPInformation(me) == YES) {
555: me->buflen = 0;
556: me->state = EOL_BEGIN;
557: return HTMethod_hasEntity(HTRequest_method(request)) ?
558: HT_CONTINUE : HT_OK;
1.103 frystyk 559: }
1.56 frystyk 560: }
1.133 frystyk 561:
562: /*
563: ** As we are getting fresh metainformation in the HTTP response,
564: ** we clear the old metainfomation in order not to mix it with the new
565: ** one. This is particularly important for the content-length and the
1.139 frystyk 566: ** like. The TRACE and OPTIONS method just adds to the current
567: ** metainformation so in that case we don't clear the anchor.
1.133 frystyk 568: */
1.136 frystyk 569: if (me->status==200 || me->status==203 || me->status==300) {
1.140 frystyk 570: /*
571: ** 200, 203 and 300 are all fully cacheable responses. No byte
572: ** ranges or anything else make life hard in this case.
573: */
574: HTResponse_setCachable(response, YES);
1.136 frystyk 575: me->target = HTStreamStack(WWW_MIME,
576: HTRequest_outputFormat(request),
577: HTRequest_outputStream(request),
578: request, NO);
1.140 frystyk 579: } else if (me->status==206) {
580: /*
581: ** We got a partial response and now we must check whether
582: ** we issued a cache If-Range request or it was a new
583: ** partial response which we don't have in cache. In the latter
584: ** case, we don't cache the object and in the former we append
585: ** the result to the already existing cache entry.
586: */
587: HTReload reload = HTRequest_reloadMode(request);
588: if (reload == HT_CACHE_RANGE_VALIDATE) {
589: HTResponse_setCachable(response, YES);
590: me->target = HTStreamStack(WWW_MIME_PART,
591: HTRequest_outputFormat(request),
592: HTRequest_outputStream(request),
593: request, NO);
594: } else {
595: me->target = HTStreamStack(WWW_MIME,
596: HTRequest_outputFormat(request),
597: HTRequest_outputStream(request),
598: request, NO);
599: }
1.139 frystyk 600: } else if (me->status==204 || me->status==304) {
1.140 frystyk 601: HTResponse_setCachable(response, YES);
1.136 frystyk 602: me->target = HTStreamStack(WWW_MIME_HEAD,
603: HTRequest_debugFormat(request),
604: HTRequest_debugStream(request),
605: request, NO);
606: } else if (HTRequest_debugStream(request)) {
607: me->target = HTStreamStack(WWW_MIME,
608: HTRequest_debugFormat(request),
609: HTRequest_debugStream(request),
610: request, NO);
611: } else {
1.140 frystyk 612: /*
613: ** We still need to parse the MIME part in order to find any
614: ** valuable meta information which is needed from the response.
615: */
1.136 frystyk 616: me->target = HTStreamStack(WWW_MIME,
617: HTRequest_debugFormat(request),
618: HTRequest_debugStream(request),
619: request, NO);
1.133 frystyk 620: }
1.56 frystyk 621: }
1.113 frystyk 622: if (!me->target) me->target = HTErrorStream();
1.81 frystyk 623: HTTPNextState(me); /* Get next state */
1.80 frystyk 624: me->transparent = YES;
625: return HT_OK;
1.71 frystyk 626: }
1.56 frystyk 627:
1.80 frystyk 628: /*
629: ** Searches for HTTP header line until buffer fills up or a CRLF or LF
630: ** is found
631: */
1.119 frystyk 632: PRIVATE int HTTPStatus_put_block (HTStream * me, const char * b, int l)
1.71 frystyk 633: {
1.80 frystyk 634: while (!me->transparent && l-- > 0) {
635: int status;
636: if (me->target) {
637: if ((status = stream_pipe(me)) != HT_OK)
638: return status;
639: } else {
640: *(me->buffer+me->buflen++) = *b;
641: if (me->state == EOL_FCR) {
642: if (*b == LF) { /* Line found */
643: if ((status = stream_pipe(me)) != HT_OK)
644: return status;
645: } else {
646: me->state = EOL_BEGIN;
647: }
648: } else if (*b == CR) {
649: me->state = EOL_FCR;
650: } else if (*b == LF) {
651: if ((status = stream_pipe(me)) != HT_OK)
652: return status;
1.71 frystyk 653: } else {
1.80 frystyk 654: if (me->buflen >= MAX_STATUS_LEN) {
655: if ((status = stream_pipe(me)) != HT_OK)
656: return status;
657: }
1.71 frystyk 658: }
1.80 frystyk 659: b++;
1.71 frystyk 660: }
1.56 frystyk 661: }
1.99 frystyk 662: if (l > 0) return PUTBLOCK(b, l);
663: return HT_OK;
1.56 frystyk 664: }
665:
1.119 frystyk 666: PRIVATE int HTTPStatus_put_string (HTStream * me, const char * s)
1.71 frystyk 667: {
1.80 frystyk 668: return HTTPStatus_put_block(me, s, (int) strlen(s));
1.71 frystyk 669: }
1.56 frystyk 670:
1.100 frystyk 671: PRIVATE int HTTPStatus_put_character (HTStream * me, char c)
1.71 frystyk 672: {
1.80 frystyk 673: return HTTPStatus_put_block(me, &c, 1);
674: }
675:
1.100 frystyk 676: PRIVATE int HTTPStatus_flush (HTStream * me)
1.80 frystyk 677: {
678: return (*me->target->isa->flush)(me->target);
1.71 frystyk 679: }
680:
1.100 frystyk 681: PRIVATE int HTTPStatus_free (HTStream * me)
1.71 frystyk 682: {
1.87 frystyk 683: int status = HT_OK;
684: if (me->target) {
685: if ((status = (*me->target->isa->_free)(me->target))==HT_WOULD_BLOCK)
686: return HT_WOULD_BLOCK;
687: }
1.115 frystyk 688: HT_FREE(me);
1.100 frystyk 689: return status;
1.71 frystyk 690: }
691:
1.104 frystyk 692: PRIVATE int HTTPStatus_abort (HTStream * me, HTList * e)
1.71 frystyk 693: {
694: if (me->target)
1.74 frystyk 695: ABORT_TARGET;
1.115 frystyk 696: HT_FREE(me);
1.74 frystyk 697: if (PROT_TRACE)
1.116 eric 698: HTTrace("HTTPStatus.. ABORTING...\n");
1.80 frystyk 699: return HT_ERROR;
1.71 frystyk 700: }
701:
702: /* HTTPStatus Stream
703: ** -----------------
704: */
1.119 frystyk 705: PRIVATE const HTStreamClass HTTPStatusClass =
1.71 frystyk 706: {
707: "HTTPStatus",
1.80 frystyk 708: HTTPStatus_flush,
1.71 frystyk 709: HTTPStatus_free,
710: HTTPStatus_abort,
711: HTTPStatus_put_character,
712: HTTPStatus_put_string,
713: HTTPStatus_put_block
714: };
715:
1.113 frystyk 716: PUBLIC HTStream * HTTPStatus_new (HTRequest * request,
717: void * param,
718: HTFormat input_format,
719: HTFormat output_format,
720: HTStream * output_stream)
1.71 frystyk 721: {
1.115 frystyk 722: HTStream * me;
723: if ((me = (HTStream *) HT_CALLOC(1, sizeof(HTStream))) == NULL)
724: HT_OUTOFMEM("HTTPStatus_new");
1.71 frystyk 725: me->isa = &HTTPStatusClass;
1.113 frystyk 726: if (request) {
1.126 frystyk 727: HTNet * net = HTRequest_net(request);
1.125 frystyk 728: /* Get existing copy */
729: http_info * http = (http_info *) HTNet_context(net);
1.113 frystyk 730: me->request = request;
731: me->http = http;
732: http->next = HTTP_ERROR;
733: me->state = EOL_BEGIN;
734: return me;
735: } else
736: return HTErrorStream();
1.71 frystyk 737: }
738:
739: /* ------------------------------------------------------------------------- */
740:
741: /* Load Document from HTTP Server HTLoadHTTP
1.55 frystyk 742: ** ==============================
743: **
744: ** Given a hypertext address, this routine loads a document.
745: **
746: ** On entry,
747: ** request This is the request structure
1.94 frystyk 748: ** returns HT_ERROR Error has occured in call back
749: ** HT_OK Call back was OK
1.55 frystyk 750: */
1.140.2.3 eric 751: PRIVATE int HTTPEvent (SOCKET soc, void * pVoid, HTEventType type);
1.140.2.1 eric 752:
753: PUBLIC int HTLoadHTTP (SOCKET soc, HTRequest * request)
1.55 frystyk 754: {
755: http_info *http; /* Specific protocol information */
1.112 frystyk 756: HTParentAnchor *anchor = HTRequest_anchor(request);
1.140.2.1 eric 757: HTNet * net = HTRequest_net(request);
1.112 frystyk 758:
1.94 frystyk 759: /*
760: ** Initiate a new http structure and bind to request structure
761: ** This is actually state HTTP_BEGIN, but it can't be in the state
762: ** machine as we need the structure first.
763: */
1.140.2.1 eric 764: if (PROT_TRACE) HTTrace("HTTP........ Looking for `%s\'\n",
765: HTAnchor_physical(anchor));
766: if ((http = (http_info *) HT_CALLOC(1, sizeof(http_info))) == NULL)
767: HT_OUTOFMEM("HTLoadHTTP");
768: http->net = net;
769: HTNet_setContext(net, http);
770: HTNet_setEventCallback(net, HTTPEvent);
771: HTNet_setEventParam(net, http); /* callbacks get http* */
772:
1.140.2.5 frystyk 773: return HTTPEvent(soc, http, HTEvent_BEGIN); /* get it started - ops is ignored */
1.140.2.1 eric 774: }
775:
1.140.2.3 eric 776: PRIVATE int HTTPEvent (SOCKET soc, void * pVoid, HTEventType type)
1.140.2.1 eric 777: {
778: http_info * http = (http_info *)pVoid;
779: int status = HT_ERROR;
780: HTNet * net = http->net;
781: HTRequest * request = HTNet_request(net);
782: HTParentAnchor *anchor = HTRequest_anchor(request);
783:
1.140.2.3 eric 784: /*
785: ** Check whether we have been interrupted
1.140.2.11 eric 786: */
787: if (type == HTEvent_BEGIN) {
788: http->next = HTTP_OK;
789: http->result = HT_ERROR;
790: } else if (type == HTEvent_CLOSE) {
1.140.2.3 eric 791: HTRequest_addError(request, ERR_FATAL, NO, HTERR_INTERRUPTED,
792: NULL, 0, "HTLoadHTTP");
793: HTTPCleanup(request, HT_INTERRUPTED);
1.140.2.5 frystyk 794: return HT_OK;
795: } else if (type == HTEvent_END) {
796: HTTPCleanup(request, http->result);
1.140.2.3 eric 797: return HT_OK;
1.140.2.11 eric 798: } else if (type == HTEvent_RESET) {
799: if (HTRequest_isPostWeb(request)) {
800: if (HTRequest_isDestination(request)) {
801: HTRequest * source = HTRequest_source(request);
802: HTLink *link =
803: HTLink_find((HTAnchor *)HTRequest_anchor(source),
804: (HTAnchor *) anchor);
805: HTLink_setResult(link, HT_LINK_ERROR);
806: }
807: HTRequest_killPostWeb(request);
808: }
809: HTTPCleanup(request, HT_RECOVER_PIPE);
810: http->state = HTTP_BEGIN;
811: return HT_OK;
1.140.2.3 eric 812: }
813:
1.71 frystyk 814: /* Now jump into the machine. We know the state from the previous run */
815: while (1) {
816: switch (http->state) {
1.134 frystyk 817: case HTTP_BEGIN:
1.129 frystyk 818: http->state = HTTP_NEED_CONNECTION;
1.71 frystyk 819: break;
820:
1.123 frystyk 821: case HTTP_NEED_CONNECTION: /* Now let's set up a connection */
1.140.2.1 eric 822: status = HTHost_connect(net->host, net, HTAnchor_physical(anchor), HTTP_PORT);
1.80 frystyk 823: if (status == HT_OK) {
1.140 frystyk 824: HTHost * host = HTNet_host(net);
825:
1.123 frystyk 826: /*
1.140 frystyk 827: ** Check the protocol class to see if we have connected to a
828: ** the right class of server, in this case HTTP. If we don't
829: ** know the server then assume a HTTP/1.0
1.123 frystyk 830: */
831: {
832: char * s_class = HTHost_class(host);
1.140 frystyk 833: if (!s_class) {
834: if (HTRequest_proxy(request) == NULL)
835: HTRequest_addConnection(request, "Keep-Alive", "");
836: HTHost_setClass(host, "http");
837: } else if (strcasecomp(s_class, "http")) {
1.123 frystyk 838: HTRequest_addError(request, ERR_FATAL, NO, HTERR_CLASS,
839: NULL, 0, "HTLoadHTTP");
840: http->state = HTTP_ERROR;
841: break;
842: }
1.95 frystyk 843: }
1.138 frystyk 844:
1.123 frystyk 845: /*
846: ** Create the stream pipe FROM the channel to the application.
847: ** The target for the input stream pipe is set up using the
848: ** stream stack.
1.113 frystyk 849: */
1.140.2.2 frystyk 850: {
851: HTStream *me=HTStreamStack(WWW_HTTP,
852: HTRequest_outputFormat(request),
853: HTRequest_outputStream(request),
854: request, YES);
855: HTNet_setReadStream(net, me);
856: HTRequest_setOutputConnected(request, YES);
857: }
1.127 frystyk 858:
1.123 frystyk 859: /*
860: ** Create the stream pipe TO the channel from the application
861: ** and hook it up to the request object
862: */
863: {
1.140.2.2 frystyk 864: HTChannel * channel = HTHost_channel(net->host);
1.140.2.11 eric 865: HTOutputStream * output = HTChannel_getChannelOStream(channel);
1.140 frystyk 866: int version = HTHost_version(host);
1.139 frystyk 867: HTStream * app = NULL;
1.140.2.2 frystyk 868:
869: /*
870: ** Instead of calling this directly we could have a
871: ** stream stack builder on the output stream as well
872: */
873: #ifdef HT_MUX
1.140.2.3 eric 874: output = (HTOutputStream *)
875: HTBuffer_new(HTMuxWriter_new(host, net, output),
876: request, 512);
1.140.2.2 frystyk 877: #endif
878:
1.139 frystyk 879: #ifdef HTTP_DUMP
880: if (PROT_TRACE) {
1.140.2.12 eric 881: if ((htfp = fopen(HTTP_OUTPUT, "ab"))) {
1.140 frystyk 882: output = (HTOutputStream *)
883: HTTee((HTStream *) output,
884: HTFWriter_new(request, htfp, YES), NULL);
1.139 frystyk 885: HTTrace("HTTP........ Dumping request to `%s\'\n",
886: HTTP_OUTPUT);
887: }
888: }
889: #endif /* HTTP_DUMP */
890: app = HTMethod_hasEntity(HTRequest_method(request)) ?
891: HTMIMERequest_new(request,
1.140 frystyk 892: HTTPRequest_new(request, (HTStream *) output, NO,
893: version),
894: YES) :
895: HTTPRequest_new(request, (HTStream *) output, YES,
896: version);
1.123 frystyk 897: HTRequest_setInputStream(request, app);
898: }
1.88 frystyk 899:
900: /*
901: ** Set up concurrent read/write if this request isn't the
902: ** source for a PUT or POST. As source we don't start reading
903: ** before all destinations are ready. If destination then
904: ** register the input stream and get ready for read
905: */
1.112 frystyk 906: if (HTRequest_isDestination(request)) {
1.140.2.1 eric 907: HTHost_register(net->host, net, HTEvent_READ);
1.88 frystyk 908: HTRequest_linkDestination(request);
909: }
1.140.2.1 eric 910: http->state = HTTP_CONNECTED;
911: type = HTEvent_WRITE; /* fresh, so try a write */
1.133 frystyk 912: } else if (status == HT_WOULD_BLOCK || status == HT_PENDING)
1.94 frystyk 913: return HT_OK;
1.71 frystyk 914: else
915: http->state = HTTP_ERROR; /* Error or interrupt */
916: break;
917:
1.87 frystyk 918: /* As we can do simultanous read and write this is now one state */
1.140.2.1 eric 919: case HTTP_CONNECTED:
1.140.2.9 frystyk 920: if (type == HTEvent_WRITE) {
921: if (HTRequest_isDestination(request)) {
922: HTRequest * source = HTRequest_source(request);
923: HTNet * srcnet = HTRequest_net(source);
924: if (srcnet) {
925: HTHost_register(srcnet->host, srcnet, HTEvent_READ);
926: HTHost_unregister(srcnet->host, srcnet, HTEvent_WRITE);
927: }
928: return HT_OK;
929: }
1.126 frystyk 930:
931: /*
932: ** Should we use the input stream directly or call the post
933: ** callback function to send data down to the network?
934: */
935: {
936: HTStream * input = HTRequest_inputStream(request);
937: HTPostCallback * pcbf = HTRequest_postCallback(request);
1.131 frystyk 938: if (pcbf) {
1.139 frystyk 939: if (http->lock)
940: return HT_OK;
941: else {
1.140.2.1 eric 942: status = (*pcbf)(request, input);
1.140 frystyk 943: if (status == HT_PAUSE || status == HT_LOADED) {
1.140.2.1 eric 944: type = HTEvent_READ;
1.139 frystyk 945: http->lock = YES;
1.140.2.13 eric 946: } else if (status==HT_CLOSED)
947: http->state = HTTP_RECOVER_PIPE;
948: else if (status == HT_ERROR) {
1.139 frystyk 949: http->result = HT_INTERRUPTED;
950: http->state = HTTP_ERROR;
951: break;
952: }
953: }
1.131 frystyk 954: } else {
1.140.2.7 eric 955: HTTransportMode mode = HTHost_mode(net->host, NO);
956: if (mode == HT_TP_SINGLE ||
957: (mode == HT_TP_PIPELINE && !HTHost_launchPending(net->host)))
1.140.2.1 eric 958: status = (*input->isa->flush)(input);
959: type = HTEvent_READ;
1.131 frystyk 960: }
961: if (status == HT_WOULD_BLOCK) return HT_OK;
1.126 frystyk 962: }
1.140.2.10 eric 963: } else if (type == HTEvent_FLUSH) {
964: HTStream * input = HTRequest_inputStream(request);
965: if (input == NULL)
966: return HT_ERROR;
967: return (*input->isa->flush)(input);
1.140.2.1 eric 968: } else if (type == HTEvent_READ) {
1.140.2.7 eric 969: status = HTHost_read(net->host, net);
1.131 frystyk 970: if (status == HT_WOULD_BLOCK)
1.94 frystyk 971: return HT_OK;
1.131 frystyk 972: else if (status == HT_CONTINUE) {
1.130 frystyk 973: if (PROT_TRACE) HTTrace("HTTP........ Continuing\n");
1.139 frystyk 974: http->lock = NO;
1.140.2.1 eric 975: type = HTEvent_WRITE;
1.130 frystyk 976: continue;
1.133 frystyk 977: } else if (status==HT_LOADED)
1.140.2.1 eric 978: http->state = http->next; /* Jump to next state (OK or ERROR) */
1.140.2.13 eric 979: else if (status==HT_CLOSED)
980: http->state = HTTP_RECOVER_PIPE;
981: else
1.94 frystyk 982: http->state = HTTP_ERROR;
1.90 frystyk 983: } else {
1.140.2.1 eric 984: http->state = HTTP_ERROR; /* don't know how to handle OOB */
1.90 frystyk 985: }
1.71 frystyk 986: break;
1.140.2.13 eric 987:
1.134 frystyk 988: case HTTP_OK:
1.88 frystyk 989: if (HTRequest_isPostWeb(request)) {
1.91 frystyk 990: if (HTRequest_isDestination(request)) {
1.126 frystyk 991: HTRequest * source = HTRequest_source(request);
1.91 frystyk 992: HTLink *link =
1.127 frystyk 993: HTLink_find((HTAnchor *)HTRequest_anchor(source),
1.112 frystyk 994: (HTAnchor *) anchor);
1.109 frystyk 995: HTLink_setResult(link, HT_LINK_OK);
1.91 frystyk 996: }
1.112 frystyk 997: }
1.134 frystyk 998: HTTPCleanup(request, http->result);
1.94 frystyk 999: return HT_OK;
1.71 frystyk 1000: break;
1.140.2.13 eric 1001:
1.140.2.14! eric 1002: case HTTP_RECOVER_PIPE:
1.140.2.13 eric 1003: {
1.140.2.14! eric 1004: HTHost * host = HTNet_host(net);
1.140.2.13 eric 1005:
1.140.2.14! eric 1006: /*
! 1007: ** If this is a persistent connection and we get a close
! 1008: ** then it is an error and we should recover from it by
! 1009: ** restarting the pipe line of requests if any
! 1010: */
! 1011: if (HTHost_isPersistent(host)) {
! 1012: http->result = HT_RECOVER_PIPE;
! 1013: http->state = HTTP_ERROR;
! 1014: break;
! 1015: } else
! 1016: http->state = HTTP_OK;
1.140.2.13 eric 1017: }
1018:
1.71 frystyk 1019: case HTTP_ERROR:
1.140.2.11 eric 1020: if (http->result == HT_RECOVER_PIPE) {
1021: HTHost * host = HTNet_host(net);
1022: if (host == NULL) return HT_ERROR;
1023: HTChannel_setSemaphore(host->channel, 0);
1024: HTHost_clearChannel(host, HT_INTERRUPTED);
1025: HTHost_setMode(host, HT_TP_SINGLE);
1026: } else {
1027: /* HTTPEvent(soc, pVoid, HTEvent_RESET); */
1028: if (HTRequest_isPostWeb(request)) {
1029: if (HTRequest_isDestination(request)) {
1030: HTRequest * source = HTRequest_source(request);
1031: HTLink *link =
1032: HTLink_find((HTAnchor *)HTRequest_anchor(source),
1033: (HTAnchor *) anchor);
1034: HTLink_setResult(link, HT_LINK_ERROR);
1035: }
1036: HTRequest_killPostWeb(request);
1.91 frystyk 1037: }
1.140.2.11 eric 1038: HTTPCleanup(request, http->result);
1.112 frystyk 1039: }
1.94 frystyk 1040: return HT_OK;
1.71 frystyk 1041: break;
1.140.2.7 eric 1042: default:
1.140.2.11 eric 1043: HTTrace("bad http state %d.\n", http->state);
1.140.2.7 eric 1044: HTDebugBreak();
1.71 frystyk 1045: }
1046: } /* End of while(1) */
1047: }
1.88 frystyk 1048:
1.21 luotonen 1049:
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