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ntdll: Do not report non-reserved memory areas as free since we don't know what's...
[wine/multimedia.git] / dlls / urlmon / urlmon_main.c
blob15944b6d8f8e1c098bb85e025b3a8e964ffced0c
1 /*
2 * UrlMon
3 *
4 * Copyright (c) 2000 Patrik Stridvall
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19 */
20
21 #include <stdarg.h>
22
23 #include "urlmon_main.h"
24
25 #include "winreg.h"
26
27 #define NO_SHLWAPI_REG
28 #include "shlwapi.h"
29 #include "wine/debug.h"
30
31 #include "urlmon.h"
32
33 WINE_DEFAULT_DEBUG_CHANNEL(urlmon);
34
35 LONG URLMON_refCount = 0;
36
37 HINSTANCE URLMON_hInstance = 0;
38 static HMODULE hCabinet = NULL;
39
40 static void init_session(BOOL);
41
42 /***********************************************************************
43 * DllMain (URLMON.init)
44 */
45 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID fImpLoad)
46 {
47 TRACE("%p 0x%x %p\n", hinstDLL, fdwReason, fImpLoad);
48
49 switch(fdwReason) {
50 case DLL_PROCESS_ATTACH:
51 DisableThreadLibraryCalls(hinstDLL);
52 URLMON_hInstance = hinstDLL;
53 init_session(TRUE);
54 break;
55
56 case DLL_PROCESS_DETACH:
57 if (hCabinet)
58 FreeLibrary(hCabinet);
59 hCabinet = NULL;
60 init_session(FALSE);
61 URLMON_hInstance = 0;
62 break;
63 }
64 return TRUE;
65 }
66
67
68 /***********************************************************************
69 * DllInstall (URLMON.@)
70 */
71 HRESULT WINAPI DllInstall(BOOL bInstall, LPCWSTR cmdline)
72 {
73 FIXME("(%s, %s): stub\n", bInstall?"TRUE":"FALSE",
74 debugstr_w(cmdline));
75
76 return S_OK;
77 }
78
79 /***********************************************************************
80 * DllCanUnloadNow (URLMON.@)
81 */
82 HRESULT WINAPI DllCanUnloadNow(void)
83 {
84 return URLMON_refCount != 0 ? S_FALSE : S_OK;
85 }
86
87
88
89 /******************************************************************************
90 * Urlmon ClassFactory
91 */
92 typedef struct {
93 const IClassFactoryVtbl *lpClassFactoryVtbl;
94
95 HRESULT (*pfnCreateInstance)(IUnknown *pUnkOuter, LPVOID *ppObj);
96 } ClassFactory;
97
98 #define CLASSFACTORY(x) ((IClassFactory*) &(x)->lpClassFactoryVtbl)
99
100 static HRESULT WINAPI CF_QueryInterface(IClassFactory *iface, REFIID riid, LPVOID *ppv)
101 {
102 *ppv = NULL;
103
104 if(IsEqualGUID(riid, &IID_IUnknown)) {
105 TRACE("(%p)->(IID_IUnknown %p)\n", iface, ppv);
106 *ppv = iface;
107 }else if(IsEqualGUID(riid, &IID_IClassFactory)) {
108 TRACE("(%p)->(IID_IClassFactory %p)\n", iface, ppv);
109 *ppv = iface;
110 }
111
112 if(*ppv) {
113 IUnknown_AddRef((IUnknown*)*ppv);
114 return S_OK;
115 }
116
117 WARN("(%p)->(%s,%p),not found\n", iface, debugstr_guid(riid), ppv);
118 return E_NOINTERFACE;
119 }
120
121 static ULONG WINAPI CF_AddRef(IClassFactory *iface)
122 {
123 URLMON_LockModule();
124 return 2;
125 }
126
127 static ULONG WINAPI CF_Release(IClassFactory *iface)
128 {
129 URLMON_UnlockModule();
130 return 1;
131 }
132
133
134 static HRESULT WINAPI CF_CreateInstance(IClassFactory *iface, IUnknown *pOuter,
135 REFIID riid, LPVOID *ppobj)
136 {
137 ClassFactory *This = (ClassFactory*)iface;
138 HRESULT hres;
139 LPUNKNOWN punk;
140
141 TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj);
142
143 *ppobj = NULL;
144 if(SUCCEEDED(hres = This->pfnCreateInstance(pOuter, (LPVOID *) &punk))) {
145 hres = IUnknown_QueryInterface(punk, riid, ppobj);
146 IUnknown_Release(punk);
147 }
148 return hres;
149 }
150
151 static HRESULT WINAPI CF_LockServer(LPCLASSFACTORY iface,BOOL dolock)
152 {
153 TRACE("(%d)\n", dolock);
154
155 if (dolock)
156 URLMON_LockModule();
157 else
158 URLMON_UnlockModule();
159
160 return S_OK;
161 }
162
163 static const IClassFactoryVtbl ClassFactoryVtbl =
164 {
165 CF_QueryInterface,
166 CF_AddRef,
167 CF_Release,
168 CF_CreateInstance,
169 CF_LockServer
170 };
171
172 static const ClassFactory FileProtocolCF =
173 { &ClassFactoryVtbl, FileProtocol_Construct};
174 static const ClassFactory FtpProtocolCF =
175 { &ClassFactoryVtbl, FtpProtocol_Construct};
176 static const ClassFactory HttpProtocolCF =
177 { &ClassFactoryVtbl, HttpProtocol_Construct};
178 static const ClassFactory HttpSProtocolCF =
179 { &ClassFactoryVtbl, HttpSProtocol_Construct};
180 static const ClassFactory MkProtocolCF =
181 { &ClassFactoryVtbl, MkProtocol_Construct};
182 static const ClassFactory SecurityManagerCF =
183 { &ClassFactoryVtbl, SecManagerImpl_Construct};
184 static const ClassFactory ZoneManagerCF =
185 { &ClassFactoryVtbl, ZoneMgrImpl_Construct};
186
187 struct object_creation_info
188 {
189 const CLSID *clsid;
190 IClassFactory *cf;
191 LPCWSTR protocol;
192 };
193
194 static const WCHAR wszFile[] = {'f','i','l','e',0};
195 static const WCHAR wszFtp[] = {'f','t','p',0};
196 static const WCHAR wszHttp[] = {'h','t','t','p',0};
197 static const WCHAR wszHttps[] = {'h','t','t','p','s',0};
198 static const WCHAR wszMk[] = {'m','k',0};
199
200 static const struct object_creation_info object_creation[] =
201 {
202 { &CLSID_FileProtocol, CLASSFACTORY(&FileProtocolCF), wszFile },
203 { &CLSID_FtpProtocol, CLASSFACTORY(&FtpProtocolCF), wszFtp },
204 { &CLSID_HttpProtocol, CLASSFACTORY(&HttpProtocolCF), wszHttp },
205 { &CLSID_HttpSProtocol, CLASSFACTORY(&HttpSProtocolCF), wszHttps },
206 { &CLSID_MkProtocol, CLASSFACTORY(&MkProtocolCF), wszMk },
207 { &CLSID_InternetSecurityManager, CLASSFACTORY(&SecurityManagerCF), NULL },
208 { &CLSID_InternetZoneManager, CLASSFACTORY(&ZoneManagerCF), NULL }
209 };
210
211 static void init_session(BOOL init)
212 {
213 int i;
214
215 for(i=0; i < sizeof(object_creation)/sizeof(object_creation[0]); i++) {
216
217 if(object_creation[i].protocol)
218 register_urlmon_namespace(object_creation[i].cf, object_creation[i].clsid,
219 object_creation[i].protocol, init);
220 }
221 }
222
223 /*******************************************************************************
224 * DllGetClassObject [URLMON.@]
225 * Retrieves class object from a DLL object
226 *
227 * NOTES
228 * Docs say returns STDAPI
229 *
230 * PARAMS
231 * rclsid [I] CLSID for the class object
232 * riid [I] Reference to identifier of interface for class object
233 * ppv [O] Address of variable to receive interface pointer for riid
234 *
235 * RETURNS
236 * Success: S_OK
237 * Failure: CLASS_E_CLASSNOTAVAILABLE, E_OUTOFMEMORY, E_INVALIDARG,
238 * E_UNEXPECTED
239 */
240
241 HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
242 {
243 int i;
244
245 TRACE("(%s,%s,%p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
246
247 for (i=0; i < sizeof(object_creation)/sizeof(object_creation[0]); i++)
248 {
249 if (IsEqualGUID(object_creation[i].clsid, rclsid))
250 return IClassFactory_QueryInterface(object_creation[i].cf, riid, ppv);
251 }
252
253 FIXME("%s: no class found.\n", debugstr_guid(rclsid));
254 return CLASS_E_CLASSNOTAVAILABLE;
255 }
256
257
258 /***********************************************************************
259 * DllRegisterServerEx (URLMON.@)
260 */
261 HRESULT WINAPI DllRegisterServerEx(void)
262 {
263 FIXME("(void): stub\n");
264
265 return E_FAIL;
266 }
267
268 /**************************************************************************
269 * UrlMkSetSessionOption (URLMON.@)
270 */
271 HRESULT WINAPI UrlMkSetSessionOption(DWORD dwOption, LPVOID pBuffer, DWORD dwBufferLength,
272 DWORD Reserved)
273 {
274 FIXME("(%#x, %p, %#x): stub\n", dwOption, pBuffer, dwBufferLength);
275
276 return S_OK;
277 }
278
279 static const CHAR Agent[] = "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)";
280
281 /**************************************************************************
282 * ObtainUserAgentString (URLMON.@)
283 */
284 HRESULT WINAPI ObtainUserAgentString(DWORD dwOption, LPSTR pcszUAOut, DWORD *cbSize)
285 {
286 FIXME("(%d, %p, %p): stub\n", dwOption, pcszUAOut, cbSize);
287
288 if (pcszUAOut == NULL || cbSize == NULL)
289 return E_INVALIDARG;
290
291 if (*cbSize < sizeof(Agent))
292 {
293 *cbSize = sizeof(Agent);
294 return E_OUTOFMEMORY;
295 }
296
297 if (sizeof(Agent) < *cbSize)
298 *cbSize = sizeof(Agent);
299 lstrcpynA(pcszUAOut, Agent, *cbSize);
300
301 return S_OK;
302 }
303
304 /**************************************************************************
305 * IsValidURL (URLMON.@)
306 *
307 * Determines if a specified string is a valid URL.
308 *
309 * PARAMS
310 * pBC [I] ignored, must be NULL.
311 * szURL [I] string that represents the URL in question.
312 * dwReserved [I] reserved and must be zero.
313 *
314 * RETURNS
315 * Success: S_OK.
316 * Failure: S_FALSE.
317 * returns E_INVALIDARG if one or more of the args is invalid.
318 *
319 * TODO:
320 * test functionality against windows to see what a valid URL is.
321 */
322 HRESULT WINAPI IsValidURL(LPBC pBC, LPCWSTR szURL, DWORD dwReserved)
323 {
324 FIXME("(%p, %s, %d): stub\n", pBC, debugstr_w(szURL), dwReserved);
325
326 if (pBC != NULL || dwReserved != 0)
327 return E_INVALIDARG;
328
329 return S_OK;
330 }
331
332 /**************************************************************************
333 * FaultInIEFeature (URLMON.@)
334 *
335 * Undocumented. Appears to be used by native shdocvw.dll.
336 */
337 HRESULT WINAPI FaultInIEFeature( HWND hwnd, uCLSSPEC * pClassSpec,
338 QUERYCONTEXT *pQuery, DWORD flags )
339 {
340 FIXME("%p %p %p %08x\n", hwnd, pClassSpec, pQuery, flags);
341 return E_NOTIMPL;
342 }
343
344 /**************************************************************************
345 * CoGetClassObjectFromURL (URLMON.@)
346 */
347 HRESULT WINAPI CoGetClassObjectFromURL( REFCLSID rclsid, LPCWSTR szCodeURL, DWORD dwFileVersionMS,
348 DWORD dwFileVersionLS, LPCWSTR szContentType,
349 LPBINDCTX pBindCtx, DWORD dwClsContext, LPVOID pvReserved,
350 REFIID riid, LPVOID *ppv )
351 {
352 FIXME("(%s %s %d %d %s %p %d %p %s %p) Stub!\n", debugstr_guid(rclsid), debugstr_w(szCodeURL),
353 dwFileVersionMS, dwFileVersionLS, debugstr_w(szContentType), pBindCtx, dwClsContext, pvReserved,
354 debugstr_guid(riid), ppv);
355 return E_NOINTERFACE;
356 }
357
358 /***********************************************************************
359 * ReleaseBindInfo (URLMON.@)
360 *
361 * Release the resources used by the specified BINDINFO structure.
362 *
363 * PARAMS
364 * pbindinfo [I] BINDINFO to release.
365 *
366 * RETURNS
367 * Nothing.
368 */
369 void WINAPI ReleaseBindInfo(BINDINFO* pbindinfo)
370 {
371 DWORD size;
372
373 TRACE("(%p)\n", pbindinfo);
374
375 if(!pbindinfo || !(size = pbindinfo->cbSize))
376 return;
377
378 CoTaskMemFree(pbindinfo->szExtraInfo);
379 ReleaseStgMedium(&pbindinfo->stgmedData);
380
381 if(offsetof(BINDINFO, szExtraInfo) < size)
382 CoTaskMemFree(pbindinfo->szCustomVerb);
383
384 if(pbindinfo->pUnk && offsetof(BINDINFO, pUnk) < size)
385 IUnknown_Release(pbindinfo->pUnk);
386
387 memset(pbindinfo, 0, size);
388 pbindinfo->cbSize = size;
389 }
390
391 /***********************************************************************
392 * CopyStgMedium (URLMON.@)
393 */
394 HRESULT WINAPI CopyStgMedium(const STGMEDIUM *src, STGMEDIUM *dst)
395 {
396 TRACE("(%p %p)\n", src, dst);
397
398 if(!src || !dst)
399 return E_POINTER;
400
401 *dst = *src;
402
403 switch(dst->tymed) {
404 case TYMED_NULL:
405 break;
406 case TYMED_FILE:
407 if(src->u.lpszFileName && !src->pUnkForRelease) {
408 DWORD size = (strlenW(src->u.lpszFileName)+1)*sizeof(WCHAR);
409 dst->u.lpszFileName = CoTaskMemAlloc(size);
410 memcpy(dst->u.lpszFileName, src->u.lpszFileName, size);
411 }
412 break;
413 case TYMED_ISTREAM:
414 if(dst->u.pstm)
415 IStream_AddRef(dst->u.pstm);
416 break;
417 case TYMED_ISTORAGE:
418 if(dst->u.pstg)
419 IStorage_AddRef(dst->u.pstg);
420 break;
421 default:
422 FIXME("Unimplemented tymed %d\n", src->tymed);
423 }
424
425 if(dst->pUnkForRelease)
426 IUnknown_AddRef(dst->pUnkForRelease);
427
428 return S_OK;
429 }
430
431 static BOOL text_richtext_filter(const BYTE *b, DWORD size)
432 {
433 return size > 5 && !memcmp(b, "{\\rtf", 5);
434 }
435
436 static BOOL text_html_filter(const BYTE *b, DWORD size)
437 {
438 int i;
439
440 if(size < 5)
441 return FALSE;
442
443 for(i=0; i < size-5; i++) {
444 if(b[i] == '<'
445 && (b[i+1] == 'h' || b[i+1] == 'H')
446 && (b[i+2] == 't' || b[i+2] == 'T')
447 && (b[i+3] == 'm' || b[i+3] == 'M')
448 && (b[i+4] == 'l' || b[i+4] == 'L'))
449 return TRUE;
450 }
451
452 return FALSE;
453 }
454
455 static BOOL audio_basic_filter(const BYTE *b, DWORD size)
456 {
457 return size > 4
458 && b[0] == '.' && b[1] == 's' && b[2] == 'n' && b[3] == 'd';
459 }
460
461 static BOOL audio_wav_filter(const BYTE *b, DWORD size)
462 {
463 return size > 12
464 && b[0] == 'R' && b[1] == 'I' && b[2] == 'F' && b[3] == 'F'
465 && b[8] == 'W' && b[9] == 'A' && b[10] == 'V' && b[11] == 'E';
466 }
467
468 static BOOL image_gif_filter(const BYTE *b, DWORD size)
469 {
470 return size >= 6
471 && (b[0] == 'G' || b[0] == 'g')
472 && (b[1] == 'I' || b[1] == 'i')
473 && (b[2] == 'F' || b[2] == 'f')
474 && b[3] == '8'
475 && (b[4] == '7' || b[4] == '9')
476 && (b[5] == 'A' || b[5] == 'a');
477 }
478
479 static BOOL image_pjpeg_filter(const BYTE *b, DWORD size)
480 {
481 return size > 2 && b[0] == 0xff && b[1] == 0xd8;
482 }
483
484 static BOOL image_tiff_filter(const BYTE *b, DWORD size)
485 {
486 return size > 2 && b[0] == 0x4d && b[1] == 0x4d;
487 }
488
489 static BOOL image_xpng_filter(const BYTE *b, DWORD size)
490 {
491 static const BYTE xpng_header[] = {0x89,'P','N','G',0x0d,0x0a,0x1a,0x0a};
492 return size > sizeof(xpng_header) && !memcmp(b, xpng_header, sizeof(xpng_header));
493 }
494
495 static BOOL image_bmp_filter(const BYTE *b, DWORD size)
496 {
497 return size >= 14
498 && b[0] == 0x42 && b[1] == 0x4d
499 && *(const DWORD *)(b+6) == 0;
500 }
501
502 static BOOL video_avi_filter(const BYTE *b, DWORD size)
503 {
504 return size > 12
505 && b[0] == 'R' && b[1] == 'I' && b[2] == 'F' && b[3] == 'F'
506 && b[8] == 'A' && b[9] == 'V' && b[10] == 'I' && b[11] == 0x20;
507 }
508
509 static BOOL video_mpeg_filter(const BYTE *b, DWORD size)
510 {
511 return size > 4
512 && !b[0] && !b[1] && b[2] == 0x01
513 && (b[3] == 0xb3 || b[3] == 0xba);
514 }
515
516 static BOOL application_postscript_filter(const BYTE *b, DWORD size)
517 {
518 return size > 2 && b[0] == '%' && b[1] == '!';
519 }
520
521 static BOOL application_pdf_filter(const BYTE *b, DWORD size)
522 {
523 return size > 4 && b[0] == 0x25 && b[1] == 0x50 && b[2] == 0x44 && b[3] == 0x46;
524 }
525
526 static BOOL application_xzip_filter(const BYTE *b, DWORD size)
527 {
528 return size > 2 && b[0] == 0x50 && b[1] == 0x4b;
529 }
530
531 static BOOL application_xgzip_filter(const BYTE *b, DWORD size)
532 {
533 return size > 2 && b[0] == 0x1f && b[1] == 0x8b;
534 }
535
536 static BOOL application_java_filter(const BYTE *b, DWORD size)
537 {
538 return size > 4 && b[0] == 0xca && b[1] == 0xfe && b[2] == 0xba && b[3] == 0xbe;
539 }
540
541 static BOOL application_xmsdownload(const BYTE *b, DWORD size)
542 {
543 return size > 2 && b[0] == 'M' && b[1] == 'Z';
544 }
545
546 static BOOL text_plain_filter(const BYTE *b, DWORD size)
547 {
548 const BYTE *ptr;
549
550 for(ptr = b; ptr < b+size-1; ptr++) {
551 if(*ptr < 0x20 && *ptr != '\n' && *ptr != '\r' && *ptr != '\t')
552 return FALSE;
553 }
554
555 return TRUE;
556 }
557
558 static BOOL application_octet_stream_filter(const BYTE *b, DWORD size)
559 {
560 return TRUE;
561 }
562
563 /***********************************************************************
564 * FindMimeFromData (URLMON.@)
565 *
566 * Determines the Multipurpose Internet Mail Extensions (MIME) type from the data provided.
567 */
568 HRESULT WINAPI FindMimeFromData(LPBC pBC, LPCWSTR pwzUrl, LPVOID pBuffer,
569 DWORD cbSize, LPCWSTR pwzMimeProposed, DWORD dwMimeFlags,
570 LPWSTR* ppwzMimeOut, DWORD dwReserved)
571 {
572 TRACE("(%p,%s,%p,%d,%s,0x%x,%p,0x%x)\n", pBC, debugstr_w(pwzUrl), pBuffer, cbSize,
573 debugstr_w(pwzMimeProposed), dwMimeFlags, ppwzMimeOut, dwReserved);
574
575 if(dwMimeFlags)
576 WARN("dwMimeFlags=%08x\n", dwMimeFlags);
577 if(dwReserved)
578 WARN("dwReserved=%d\n", dwReserved);
579
580 /* pBC seams to not be used */
581
582 if(!ppwzMimeOut || (!pwzUrl && !pBuffer))
583 return E_INVALIDARG;
584
585 if(pwzMimeProposed && (!pBuffer || (pBuffer && !cbSize))) {
586 DWORD len;
587
588 if(!pwzMimeProposed)
589 return E_FAIL;
590
591 len = strlenW(pwzMimeProposed)+1;
592 *ppwzMimeOut = CoTaskMemAlloc(len*sizeof(WCHAR));
593 memcpy(*ppwzMimeOut, pwzMimeProposed, len*sizeof(WCHAR));
594 return S_OK;
595 }
596
597 if(pBuffer) {
598 const BYTE *buf = pBuffer;
599 DWORD len;
600 LPCWSTR ret = NULL;
601 int i;
602
603 static const WCHAR wszTextHtml[] = {'t','e','x','t','/','h','t','m','l',0};
604 static const WCHAR wszTextRichtext[] = {'t','e','x','t','/','r','i','c','h','t','e','x','t',0};
605 static const WCHAR wszAudioBasic[] = {'a','u','d','i','o','/','b','a','s','i','c',0};
606 static const WCHAR wszAudioWav[] = {'a','u','d','i','o','/','w','a','v',0};
607 static const WCHAR wszImageGif[] = {'i','m','a','g','e','/','g','i','f',0};
608 static const WCHAR wszImagePjpeg[] = {'i','m','a','g','e','/','p','j','p','e','g',0};
609 static const WCHAR wszImageTiff[] = {'i','m','a','g','e','/','t','i','f','f',0};
610 static const WCHAR wszImageXPng[] = {'i','m','a','g','e','/','x','-','p','n','g',0};
611 static const WCHAR wszImageBmp[] = {'i','m','a','g','e','/','b','m','p',0};
612 static const WCHAR wszVideoAvi[] = {'v','i','d','e','o','/','a','v','i',0};
613 static const WCHAR wszVideoMpeg[] = {'v','i','d','e','o','/','m','p','e','g',0};
614 static const WCHAR wszAppPostscript[] =
615 {'a','p','p','l','i','c','a','t','i','o','n','/','p','o','s','t','s','c','r','i','p','t',0};
616 static const WCHAR wszAppPdf[] = {'a','p','p','l','i','c','a','t','i','o','n','/',
617 'p','d','f',0};
618 static const WCHAR wszAppXZip[] = {'a','p','p','l','i','c','a','t','i','o','n','/',
619 'x','-','z','i','p','-','c','o','m','p','r','e','s','s','e','d',0};
620 static const WCHAR wszAppXGzip[] = {'a','p','p','l','i','c','a','t','i','o','n','/',
621 'x','-','g','z','i','p','-','c','o','m','p','r','e','s','s','e','d',0};
622 static const WCHAR wszAppJava[] = {'a','p','p','l','i','c','a','t','i','o','n','/',
623 'j','a','v','a',0};
624 static const WCHAR wszAppXMSDownload[] = {'a','p','p','l','i','c','a','t','i','o','n','/',
625 'x','-','m','s','d','o','w','n','l','o','a','d',0};
626 static const WCHAR wszTextPlain[] = {'t','e','x','t','/','p','l','a','i','n','\0'};
627 static const WCHAR wszAppOctetStream[] = {'a','p','p','l','i','c','a','t','i','o','n','/',
628 'o','c','t','e','t','-','s','t','r','e','a','m','\0'};
629
630 static const struct {
631 LPCWSTR mime;
632 BOOL (*filter)(const BYTE *,DWORD);
633 } mime_filters[] = {
634 {wszTextHtml, text_html_filter},
635 {wszTextRichtext, text_richtext_filter},
636 /* {wszAudioXAiff, audio_xaiff_filter}, */
637 {wszAudioBasic, audio_basic_filter},
638 {wszAudioWav, audio_wav_filter},
639 {wszImageGif, image_gif_filter},
640 {wszImagePjpeg, image_pjpeg_filter},
641 {wszImageTiff, image_tiff_filter},
642 {wszImageXPng, image_xpng_filter},
643 /* {wszImageXBitmap, image_xbitmap_filter}, */
644 {wszImageBmp, image_bmp_filter},
645 /* {wszImageXJg, image_xjg_filter}, */
646 /* {wszImageXEmf, image_xemf_filter}, */
647 /* {wszImageXWmf, image_xwmf_filter}, */
648 {wszVideoAvi, video_avi_filter},
649 {wszVideoMpeg, video_mpeg_filter},
650 {wszAppPostscript, application_postscript_filter},
651 /* {wszAppBase64, application_base64_filter}, */
652 /* {wszAppMacbinhex40, application_macbinhex40_filter}, */
653 {wszAppPdf, application_pdf_filter},
654 /* {wszAppXCompressed, application_xcompressed_filter}, */
655 {wszAppXZip, application_xzip_filter},
656 {wszAppXGzip, application_xgzip_filter},
657 {wszAppJava, application_java_filter},
658 {wszAppXMSDownload, application_xmsdownload},
659 {wszTextPlain, text_plain_filter},
660 {wszAppOctetStream, application_octet_stream_filter}
661 };
662
663 if(!cbSize)
664 return E_FAIL;
665
666 if(pwzMimeProposed && strcmpW(pwzMimeProposed, wszAppOctetStream)) {
667 for(i=0; i < sizeof(mime_filters)/sizeof(*mime_filters); i++) {
668 if(!strcmpW(pwzMimeProposed, mime_filters[i].mime))
669 break;
670 }
671
672 if(i == sizeof(mime_filters)/sizeof(*mime_filters)
673 || mime_filters[i].filter(buf, cbSize)) {
674 len = strlenW(pwzMimeProposed)+1;
675 *ppwzMimeOut = CoTaskMemAlloc(len*sizeof(WCHAR));
676 memcpy(*ppwzMimeOut, pwzMimeProposed, len*sizeof(WCHAR));
677 return S_OK;
678 }
679 }
680
681 i=0;
682 while(!ret) {
683 if(mime_filters[i].filter(buf, cbSize))
684 ret = mime_filters[i].mime;
685 i++;
686 }
687
688 TRACE("found %s for data\n"
689 "%02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x\n",
690 debugstr_w(ret), buf[0],buf[1],buf[2],buf[3], buf[4],buf[5],buf[6],buf[7],
691 buf[8],buf[9],buf[10],buf[11], buf[12],buf[13],buf[14],buf[15]);
692
693 if(pwzMimeProposed) {
694 if(i == sizeof(mime_filters)/sizeof(*mime_filters))
695 ret = pwzMimeProposed;
696
697 /* text/html is a special case */
698 if(!strcmpW(pwzMimeProposed, wszTextHtml) && !strcmpW(ret, wszTextPlain))
699 ret = wszTextHtml;
700 }
701
702 len = strlenW(ret)+1;
703 *ppwzMimeOut = CoTaskMemAlloc(len*sizeof(WCHAR));
704 memcpy(*ppwzMimeOut, ret, len*sizeof(WCHAR));
705 return S_OK;
706 }
707
708 if(pwzUrl) {
709 HKEY hkey;
710 DWORD res, size;
711 LPCWSTR ptr;
712 WCHAR mime[64];
713
714 static const WCHAR wszContentType[] =
715 {'C','o','n','t','e','n','t',' ','T','y','p','e','\0'};
716
717 ptr = strrchrW(pwzUrl, '.');
718 if(!ptr)
719 return E_FAIL;
720
721 res = RegOpenKeyW(HKEY_CLASSES_ROOT, ptr, &hkey);
722 if(res != ERROR_SUCCESS)
723 return HRESULT_FROM_WIN32(res);
724
725 size = sizeof(mime);
726 res = RegQueryValueExW(hkey, wszContentType, NULL, NULL, (LPBYTE)mime, &size);
727 RegCloseKey(hkey);
728 if(res != ERROR_SUCCESS)
729 return HRESULT_FROM_WIN32(res);
730
731 *ppwzMimeOut = CoTaskMemAlloc(size);
732 memcpy(*ppwzMimeOut, mime, size);
733 return S_OK;
734 }
735
736 return E_FAIL;
737 }
738
739 /***********************************************************************
740 * GetClassFileOrMime (URLMON.@)
741 *
742 * Determines the class ID from the bind context, file name or MIME type.
743 */
744 HRESULT WINAPI GetClassFileOrMime(LPBC pBC, LPCWSTR pszFilename,
745 LPVOID pBuffer, DWORD cbBuffer, LPCWSTR pszMimeType, DWORD dwReserved,
746 CLSID *pclsid)
747 {
748 FIXME("(%p, %s, %p, %d, %p, 0x%08x, %p): stub\n", pBC,
749 debugstr_w(pszFilename), pBuffer, cbBuffer, debugstr_w(pszMimeType),
750 dwReserved, pclsid);
751 return E_NOTIMPL;
752 }
753
754 /***********************************************************************
755 * Extract (URLMON.@)
756 */
757 HRESULT WINAPI Extract(void *dest, LPCSTR szCabName)
758 {
759 HRESULT (WINAPI *pExtract)(void *, LPCSTR);
760
761 if (!hCabinet)
762 hCabinet = LoadLibraryA("cabinet.dll");
763
764 if (!hCabinet) return HRESULT_FROM_WIN32(GetLastError());
765 pExtract = (void *)GetProcAddress(hCabinet, "Extract");
766 if (!pExtract) return HRESULT_FROM_WIN32(GetLastError());
767
768 return pExtract(dest, szCabName);
769 }
770
771 /***********************************************************************
772 * IsLoggingEnabledA (URLMON.@)
773 */
774 BOOL WINAPI IsLoggingEnabledA(LPCSTR url)
775 {
776 FIXME("(%s)\n", debugstr_a(url));
777 return FALSE;
778 }
779
780 /***********************************************************************
781 * IsLoggingEnabledW (URLMON.@)
782 */
783 BOOL WINAPI IsLoggingEnabledW(LPCWSTR url)
784 {
785 FIXME("(%s)\n", debugstr_w(url));
786 return FALSE;
787 }
Maarten's multimedia branch