darwin-pasteboard.cpp@ 84366

Last change on this file since 84366 was 83634, checked in by vboxsync, 5 years ago
SharedClipboard: Figured out the problem with guest -> host HTML, fixed and enabled HTML in both directions. bugref:9620
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1	/* $Id: darwin-pasteboard.cpp 83634 2020-04-09 00:30:32Z vboxsync $ */
2	/** @file
3	* Shared Clipboard Service - Mac OS X host implementation.
4	*/
5
6	/*
7	* Includes contributions from François Revol
8	*
9	* Copyright (C) 2008-2020 Oracle Corporation
10	*
11	* This file is part of VirtualBox Open Source Edition (OSE), as
12	* available from http://www.virtualbox.org. This file is free software;
13	* you can redistribute it and/or modify it under the terms of the GNU
14	* General Public License (GPL) as published by the Free Software
15	* Foundation, in version 2 as it comes in the "COPYING" file of the
16	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
17	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
18	*/
19
20
21	/*********************************************************************************************************************************
22	* Header Files *
23	*********************************************************************************************************************************/
24	#define LOG_GROUP LOG_GROUP_SHARED_CLIPBOARD
25	#include <Carbon/Carbon.h>
26
27	#include <iprt/assert.h>
28	#include <iprt/mem.h>
29	#include <iprt/errcore.h>
30	#include <iprt/utf16.h>
31
32	#include <VBox/log.h>
33	#include <VBox/HostServices/VBoxClipboardSvc.h>
34	#include <VBox/GuestHost/SharedClipboard.h>
35	#include <VBox/GuestHost/clipboard-helper.h>
36
37
38	/*********************************************************************************************************************************
39	* Defined Constants And Macros *
40	*********************************************************************************************************************************/
41	#define WITH_HTML_H2G 1
42	#define WITH_HTML_G2H 1
43
44	/* For debugging */
45	//#define SHOW_CLIPBOARD_CONTENT
46
47
48	/**
49	* Initialize the global pasteboard and return a reference to it.
50	*
51	* @param pPasteboardRef Reference to the global pasteboard.
52	*
53	* @returns IPRT status code.
54	*/
55	int initPasteboard(PasteboardRef *pPasteboardRef)
56	{
57	int rc = VINF_SUCCESS;
58
59	if (PasteboardCreate(kPasteboardClipboard, pPasteboardRef))
60	rc = VERR_NOT_SUPPORTED;
61
62	return rc;
63	}
64
65	/**
66	* Release the reference to the global pasteboard.
67	*
68	* @param pPasteboardRef Reference to the global pasteboard.
69	*/
70	void destroyPasteboard(PasteboardRef *pPasteboardRef)
71	{
72	CFRelease(*pPasteboardRef);
73	*pPasteboardRef = NULL;
74	}
75
76	/**
77	* Inspect the global pasteboard for new content. Check if there is some type
78	* that is supported by vbox and return it.
79	*
80	* @param hPasteboard Reference to the global pasteboard.
81	* @param idOwnership Our ownership ID.
82	* @param hStrOwnershipFlavor The ownership flavor string reference returned
83	* by takePasteboardOwnership().
84	* @param pfFormats Pointer for the bit combination of the
85	* supported types.
86	* @param pfChanged True if something has changed after the
87	* last call.
88	*
89	* @returns VINF_SUCCESS.
90	*/
91	int queryNewPasteboardFormats(PasteboardRef hPasteboard, uint64_t idOwnership, void *hStrOwnershipFlavor,
92	uint32_t pfFormats, bool pfChanged)
93	{
94	OSStatus orc;
95
96	*pfFormats = 0;
97	*pfChanged = true;
98
99	PasteboardSyncFlags syncFlags;
100	/* Make sure all is in sync */
101	syncFlags = PasteboardSynchronize(hPasteboard);
102	/* If nothing changed return */
103	if (!(syncFlags & kPasteboardModified))
104	{
105	*pfChanged = false;
106	Log2(("queryNewPasteboardFormats: no change\n"));
107	return VINF_SUCCESS;
108	}
109
110	/* Are some items in the pasteboard? */
111	ItemCount cItems = 0;
112	orc = PasteboardGetItemCount(hPasteboard, &cItems);
113	if (orc == 0)
114	{
115	if (cItems < 1)
116	Log(("queryNewPasteboardFormats: changed: No items on the pasteboard\n"));
117	else
118	{
119	/* The id of the first element in the pasteboard */
120	PasteboardItemID idItem = 0;
121	orc = PasteboardGetItemIdentifier(hPasteboard, 1, &idItem);
122	if (orc == 0)
123	{
124	/*
125	* Retrieve all flavors on the pasteboard, maybe there
126	* is something we can use. Or maybe we're the owner.
127	*/
128	CFArrayRef hFlavors = 0;
129	orc = PasteboardCopyItemFlavors(hPasteboard, idItem, &hFlavors);
130	if (orc == 0)
131	{
132	CFIndex cFlavors = CFArrayGetCount(hFlavors);
133	for (CFIndex idxFlavor = 0; idxFlavor < cFlavors; idxFlavor++)
134	{
135	CFStringRef hStrFlavor = (CFStringRef)CFArrayGetValueAtIndex(hFlavors, idxFlavor);
136	if ( idItem == (PasteboardItemID)idOwnership
137	&& hStrOwnershipFlavor
138	&& CFStringCompare(hStrFlavor, (CFStringRef)hStrOwnershipFlavor, 0) == kCFCompareEqualTo)
139	{
140	/* We made the changes ourselves. */
141	Log2(("queryNewPasteboardFormats: no-changed: our clipboard!\n"));
142	*pfChanged = false;
143	*pfFormats = 0;
144	break;
145	}
146
147	if (UTTypeConformsTo(hStrFlavor, kUTTypeBMP))
148	{
149	Log(("queryNewPasteboardFormats: BMP flavor detected.\n"));
150	*pfFormats \|= VBOX_SHCL_FMT_BITMAP;
151	}
152	else if ( UTTypeConformsTo(hStrFlavor, kUTTypeUTF8PlainText)
153	\|\| UTTypeConformsTo(hStrFlavor, kUTTypeUTF16PlainText))
154	{
155	Log(("queryNewPasteboardFormats: Unicode flavor detected.\n"));
156	*pfFormats \|= VBOX_SHCL_FMT_UNICODETEXT;
157	}
158	#ifdef WITH_HTML_H2G
159	else if (UTTypeConformsTo(hStrFlavor, kUTTypeHTML))
160	{
161	Log(("queryNewPasteboardFormats: HTML flavor detected.\n"));
162	*pfFormats \|= VBOX_SHCL_FMT_HTML;
163	}
164	#endif
165	#ifdef LOG_ENABLED
166	else if (LogIs2Enabled())
167	{
168	if (CFStringGetCharactersPtr(hStrFlavor))
169	Log2(("queryNewPasteboardFormats: Unknown flavor: %ls.\n", CFStringGetCharactersPtr(hStrFlavor)));
170	else if (CFStringGetCStringPtr(hStrFlavor, kCFStringEncodingUTF8))
171	Log2(("queryNewPasteboardFormats: Unknown flavor: %s.\n",
172	CFStringGetCStringPtr(hStrFlavor, kCFStringEncodingUTF8)));
173	else
174	Log2(("queryNewPasteboardFormats: Unknown flavor: ???\n"));
175	}
176	#endif
177	}
178
179	CFRelease(hFlavors);
180	}
181	else
182	Log(("queryNewPasteboardFormats: PasteboardCopyItemFlavors failed - %d (%#x)\n", orc, orc));
183	}
184	else
185	Log(("queryNewPasteboardFormats: PasteboardGetItemIdentifier failed - %d (%#x)\n", orc, orc));
186
187	if (*pfChanged)
188	Log(("queryNewPasteboardFormats: changed: pfFormats=%#x\n", pfFormats));
189	}
190	}
191	else
192	Log(("queryNewPasteboardFormats: PasteboardGetItemCount failed - %d (%#x)\n", orc, orc));
193	return VINF_SUCCESS;
194	}
195
196	/**
197	* Read content from the host clipboard and write it to the internal clipboard
198	* structure for further processing.
199	*
200	* @param pPasteboard Reference to the global pasteboard.
201	* @param fFormat The format type which should be read.
202	* @param pv The destination buffer.
203	* @param cb The size of the destination buffer.
204	* @param pcbActual The size which is needed to transfer the content.
205	*
206	* @returns IPRT status code.
207	*/
208	int readFromPasteboard(PasteboardRef pPasteboard, uint32_t fFormat, void pv, uint32_t cb, uint32_t pcbActual)
209	{
210	Log(("readFromPasteboard: fFormat = %02X\n", fFormat));
211
212	/* Make sure all is in sync */
213	PasteboardSynchronize(pPasteboard);
214
215	/* Are some items in the pasteboard? */
216	ItemCount cItems;
217	OSStatus orc = PasteboardGetItemCount(pPasteboard, &cItems);
218	if (cItems < 1)
219	return VINF_SUCCESS;
220
221	/*
222	* Our default response...
223	*/
224	int rc = VERR_NOT_SUPPORTED;
225
226	/*
227	* The id of the first element in the pasteboard
228	*/
229	PasteboardItemID idItem;
230	orc = PasteboardGetItemIdentifier(pPasteboard, 1, &idItem);
231	if (orc == 0)
232	{
233	CFDataRef hDataCopy = 0;
234	size_t cbDataCopy = 0;
235
236	/*
237	* The guest request unicode
238	*/
239	if (fFormat & VBOX_SHCL_FMT_UNICODETEXT)
240	{
241	PRTUTF16 pwszSrcFree = NULL;
242	PCRTUTF16 pwszSrc = NULL;
243	size_t cwcSrc = 0;
244
245	/* First preference is plain UTF-16 text: */
246	orc = PasteboardCopyItemFlavorData(pPasteboard, idItem, kUTTypeUTF16PlainText, &hDataCopy);
247	if (orc == 0)
248	{
249	cbDataCopy = CFDataGetLength(hDataCopy);
250	Log(("Clipboard content is utf-16 (%zu bytes)\n", cbDataCopy));
251	pwszSrc = (PCRTUTF16)CFDataGetBytePtr(hDataCopy);
252	if (pwszSrc)
253	{
254	cwcSrc = RTUtf16NLen(pwszSrc, cbDataCopy / sizeof(RTUTF16));
255	if (cwcSrc >= cbDataCopy / sizeof(RTUTF16))
256	{
257	pwszSrcFree = RTUtf16Alloc((cwcSrc + 1) * sizeof(RTUTF16));
258	if (pwszSrcFree)
259	{
260	memcpy(pwszSrcFree, pwszSrc, cwcSrc * sizeof(RTUTF16));
261	pwszSrcFree[cwcSrc] = '\0';
262	pwszSrc = pwszSrcFree;
263	}
264	else
265	{
266	rc = VERR_NO_UTF16_MEMORY;
267	pwszSrc = NULL;
268	}
269	}
270	}
271	else
272	rc = VERR_GENERAL_FAILURE;
273	}
274	/* Second preference is plain UTF-8 text: */
275	else
276	{
277	orc = PasteboardCopyItemFlavorData(pPasteboard, idItem, kUTTypeUTF8PlainText, &hDataCopy);
278	if (orc == 0)
279	{
280	cbDataCopy = CFDataGetLength(hDataCopy);
281	Log(("readFromPasteboard: clipboard content is utf-8 (%zu bytes)\n", cbDataCopy));
282	const char pszSrc = (const char )CFDataGetBytePtr(hDataCopy);
283	if (pszSrc)
284	{
285	size_t cchSrc = RTStrNLen(pszSrc, cbDataCopy);
286	rc = RTStrToUtf16Ex(pszSrc, cchSrc, &pwszSrcFree, 0, &cwcSrc);
287	if (RT_SUCCESS(rc))
288	pwszSrc = pwszSrcFree;
289	}
290	else
291	rc = VERR_GENERAL_FAILURE;
292	}
293	}
294	if (pwszSrc)
295	{
296	/*
297	* Convert to windows UTF-16.
298	*/
299	Assert(cwcSrc == RTUtf16Len(pwszSrc));
300	size_t cwcDst = 0;
301	rc = ShClUtf16GetWinSize(pwszSrc, cwcSrc, &cwcDst);
302	if (RT_SUCCESS(rc))
303	{
304	pcbActual = cwcDst sizeof(RTUTF16);
305	if (*pcbActual <= cb)
306	{
307	rc = ShClUtf16LinToWin(pwszSrc, cwcSrc, (PRTUTF16)pv, cb / sizeof(RTUTF16));
308	if (RT_SUCCESS(rc))
309	{
310	#ifdef SHOW_CLIPBOARD_CONTENT
311	Log(("readFromPasteboard: clipboard content: %ls\n", (PCRTUTF16)pv));
312	#endif
313	}
314	else
315	{
316	Log(("readFromPasteboard: ShClUtf16LinToWin failed - %Rrc!\n", rc));
317	AssertRC(rc);
318	}
319	}
320	else
321	{
322	Log(("readFromPasteboard: Insufficient (text) buffer space: %#zx, need %#zx\n", cb, *pcbActual));
323	rc = VINF_SUCCESS;
324	}
325	}
326	else
327	{
328	Log(("readFromPasteboard: ShClUtf16GetWinSize failed - %Rrc!\n", rc));
329	AssertRC(rc);
330	}
331	RTUtf16Free(pwszSrcFree);
332	}
333	}
334	/*
335	* The guest request BITMAP
336	*/
337	else if (fFormat & VBOX_SHCL_FMT_BITMAP)
338	{
339	/* Get the BMP data from the pasteboard */
340	orc = PasteboardCopyItemFlavorData(pPasteboard, idItem, kUTTypeBMP, &hDataCopy);
341	if (orc == 0)
342	{
343	cbDataCopy = CFDataGetLength(hDataCopy);
344	Log(("Clipboard content is BMP (%zu bytes)\n", cbDataCopy));
345	const void *pvSrc = CFDataGetBytePtr(hDataCopy);
346	if (pvSrc)
347	{
348	/*
349	* Try get the device independent bitmap (DIB) bit from it.
350	*/
351	const void *pvDib;
352	size_t cbDib;
353	rc = ShClBmpGetDib(pvSrc, cbDataCopy, &pvDib, &cbDib);
354	if (RT_SUCCESS(rc))
355	{
356	*pcbActual = cbDib;
357	if (*pcbActual <= cb)
358	{
359	memcpy(pv, pvDib, cbDib);
360	#ifdef SHOW_CLIPBOARD_CONTENT
361	Log(("readFromPasteboard: clipboard content bitmap %zx bytes\n", cbDib));
362	#endif
363	}
364	else
365	Log(("readFromPasteboard: Insufficient (bitmap) buffer space: %#zx, need %#zx\n", cb, cbDib));
366	rc = VINF_SUCCESS;
367	}
368	else
369	{
370	AssertRC(rc);
371	Log(("readFromPasteboard: ShClBmpGetDib failed - %Rrc - unknown bitmap format??\n", rc));
372	rc = VERR_NOT_SUPPORTED;
373	}
374	}
375	else
376	rc = VERR_GENERAL_FAILURE;
377	}
378	else
379	LogFlow(("readFromPasteboard: PasteboardCopyItemFlavorData/kUTTypeBMP -> %d (%#x)\n", orc, orc));
380	}
381	#ifdef WITH_HTML_H2G
382	/*
383	* The guest request HTML. It expects a UTF-8 reply and we assume
384	* that's what's on the pasteboard too.
385	*/
386	else if (fFormat & VBOX_SHCL_FMT_HTML)
387	{
388	orc = PasteboardCopyItemFlavorData(pPasteboard, idItem, kUTTypeHTML, &hDataCopy);
389	if (orc == 0)
390	{
391	cbDataCopy = CFDataGetLength(hDataCopy);
392	Log(("Clipboard content is HTML (%zu bytes):\n", cbDataCopy));
393	const char pszSrc = (const char )CFDataGetBytePtr(hDataCopy);
394	if (pszSrc)
395	{
396	Log3(("%.*Rhxd\n", cbDataCopy, pszSrc));
397	rc = RTStrValidateEncodingEx(pszSrc, cbDataCopy, 0 /fFlags/);
398	if (RT_SUCCESS(rc))
399	{
400	size_t cchSrc = RTStrNLen(pszSrc, cbDataCopy);
401	*pcbActual = cchSrc;
402	if (cchSrc <= cb)
403	memcpy(pv, pszSrc, cchSrc);
404	else
405	Log(("readFromPasteboard: Insufficient (HTML) buffer space: %#zx, need %#zx\n", cb, cchSrc));
406	rc = VINF_SUCCESS;
407	}
408	else
409	{
410	Log(("readFromPasteboard: Invalid UTF-8 encoding on pasteboard: %Rrc\n", rc));
411	rc = VERR_NOT_SUPPORTED;
412	}
413	}
414	else
415	rc = VERR_GENERAL_FAILURE;
416	}
417	else
418	LogFlow(("readFromPasteboard: PasteboardCopyItemFlavorData/kUTTypeHTML -> %d (%#x)\n", orc, orc));
419	}
420	#endif
421	else
422	{
423	Log2(("readFromPasteboard: Unsupported format: %#x\n", fFormat));
424	rc = VERR_NOT_SUPPORTED;
425	}
426
427	/*
428	* Release the data copy, if we got one. There are no returns above!
429	*/
430	if (hDataCopy)
431	CFRelease(hDataCopy);
432	}
433	else
434	{
435	Log(("readFromPasteboard: PasteboardGetItemIdentifier failed: %u (%#x)\n", orc, orc));
436	rc = VERR_NOT_SUPPORTED;
437	}
438
439	Log(("readFromPasteboard: rc=%Rrc pcbActual=%#zx\n", rc, pcbActual));
440	return rc;
441	}
442
443	/**
444	* Takes the ownership of the pasteboard.
445	*
446	* This is called when the other end reports available formats.
447	*
448	* @returns VBox status code.
449	* @param hPasteboard The pastboard handle (reference).
450	* @param idOwnership The ownership ID to use now.
451	* @param pszOwnershipFlavor The ownership indicator flavor
452	* @param pszOwnershipValue The ownership value (stringified format mask).
453	* @param phStrOwnershipFlavor Pointer to a CFStringRef variable holding
454	* the current ownership flavor string. This
455	* will always be released, and set again on
456	* success.
457	*
458	* @todo Add fFormats so we can make promises about available formats at once
459	* without needing to request any data first. That might help on
460	* flavor priority.
461	*/
462	int takePasteboardOwnership(PasteboardRef hPasteboard, uint64_t idOwnership, const char *pszOwnershipFlavor,
463	const char pszOwnershipValue, void *phStrOwnershipFlavor)
464	{
465	/*
466	* Release the old string.
467	*/
468	if (*phStrOwnershipFlavor)
469	{
470	CFStringRef hOldFlavor = (CFStringRef)*phStrOwnershipFlavor;
471	CFRelease(hOldFlavor);
472	*phStrOwnershipFlavor = NULL;
473	}
474
475	/*
476	* Clear the pasteboard and take ownership over it.
477	*/
478	OSStatus orc = PasteboardClear(hPasteboard);
479	if (orc == 0)
480	{
481	/* For good measure. */
482	PasteboardSynchronize(hPasteboard);
483
484	/*
485	* Put the ownership flavor and value onto the clipboard.
486	*/
487	CFDataRef hData = CFDataCreate(kCFAllocatorDefault, (const UInt8 *)pszOwnershipValue, strlen(pszOwnershipValue));
488	if (hData)
489	{
490	CFStringRef hFlavor = CFStringCreateWithCString(kCFAllocatorDefault, pszOwnershipFlavor, kCFStringEncodingUTF8);
491	if (hFlavor)
492	{
493	orc = PasteboardPutItemFlavor(hPasteboard, (PasteboardItemID)idOwnership,
494	hFlavor, hData, kPasteboardFlavorNoFlags);
495	if (orc == 0)
496	{
497	phStrOwnershipFlavor = (void )hFlavor;
498	Log(("takePasteboardOwnership: idOwnership=%RX64 flavor=%s value=%s\n",
499	idOwnership, pszOwnershipFlavor, pszOwnershipValue));
500	}
501	else
502	{
503	Log(("takePasteboardOwnership: PasteboardPutItemFlavor -> %d (%#x)!\n", orc, orc));
504	CFRelease(hFlavor);
505	}
506	}
507	else
508	Log(("takePasteboardOwnership: CFStringCreateWithCString failed!\n"));
509	CFRelease(hData);
510	}
511	else
512	Log(("takePasteboardOwnership: CFDataCreate failed!\n"));
513	}
514	else
515	Log(("takePasteboardOwnership: PasteboardClear failed -> %d (%#x)\n", orc, orc));
516	return orc == 0 ? VINF_SUCCESS : VERR_GENERAL_FAILURE;
517	}
518
519	/**
520	* Write clipboard content to the host clipboard from the internal clipboard
521	* structure.
522	*
523	* @param hPasteboard Reference to the global pasteboard.
524	* @param idOwnership The ownership ID.
525	* @param pv The source buffer.
526	* @param cb The size of the source buffer.
527	* @param fFormat The format type which should be written.
528	*
529	* @returns IPRT status code.
530	*/
531	int writeToPasteboard(PasteboardRef hPasteboard, uint64_t idOwnership, const void *pv, uint32_t cb, uint32_t fFormat)
532	{
533	int rc;
534	OSStatus orc;
535	CFDataRef hData;
536	Log(("writeToPasteboard: fFormat=%#x\n", fFormat));
537
538	/* Make sure all is in sync */
539	PasteboardSynchronize(hPasteboard);
540
541	/*
542	* Handle the unicode text
543	*/
544	if (fFormat & VBOX_SHCL_FMT_UNICODETEXT)
545	{
546	PCRTUTF16 const pwszSrc = (PCRTUTF16)pv;
547	size_t const cwcSrc = cb / sizeof(RTUTF16);
548
549	/*
550	* If the other side is windows or OS/2, we may have to convert
551	* '\r\n' -> '\n' and the drop ending marker.
552	*/
553
554	/* How long will the converted text be? */
555	size_t cwcDst = 0;
556	rc = ShClUtf16GetLinSize(pwszSrc, cwcSrc, &cwcDst);
557	AssertMsgRCReturn(rc, ("ShClUtf16GetLinSize failed: %Rrc\n", rc), rc);
558
559	/* Ignore empty strings? */
560	if (cwcDst == 0)
561	{
562	Log(("writeToPasteboard: received empty string from the guest; ignoreing it.\n"));
563	return VINF_SUCCESS;
564	}
565
566	/* Allocate the necessary memory and do the conversion. */
567	PRTUTF16 pwszDst = (PRTUTF16)RTMemAlloc(cwcDst * sizeof(RTUTF16));
568	AssertMsgReturn(pwszDst, ("cwcDst=%#zx\n", cwcDst), VERR_NO_UTF16_MEMORY);
569
570	rc = ShClUtf16WinToLin(pwszSrc, cwcSrc, pwszDst, cwcDst);
571	if (RT_SUCCESS(rc))
572	{
573	/*
574	* Create an immutable CFData object that we can place on the clipboard.
575	*/
576	hData = CFDataCreate(kCFAllocatorDefault, (const UInt8 )pwszDst, cwcDst sizeof(RTUTF16));
577	if (hData)
578	{
579	orc = PasteboardPutItemFlavor(hPasteboard, (PasteboardItemID)idOwnership,
580	kUTTypeUTF16PlainText, hData, kPasteboardFlavorNoFlags);
581	if (orc == 0)
582	rc = VINF_SUCCESS;
583	else
584	{
585	Log(("writeToPasteboard: PasteboardPutItemFlavor/kUTTypeUTF16PlainText failed: %d (%#x)\n", orc, orc));
586	rc = VERR_GENERAL_FAILURE;
587	}
588	CFRelease(hData);
589	}
590	else
591	{
592	Log(("writeToPasteboard: CFDataCreate/UTF16 failed!\n"));
593	rc = VERR_NO_MEMORY;
594	}
595
596	/*
597	* Now for the UTF-8 version.
598	*/
599	char *pszDst;
600	int rc2 = RTUtf16ToUtf8(pwszDst, &pszDst);
601	if (RT_SUCCESS(rc2))
602	{
603	hData = CFDataCreate(kCFAllocatorDefault, (const UInt8 *)pszDst, strlen(pszDst));
604	if (hData)
605	{
606	orc = PasteboardPutItemFlavor(hPasteboard, (PasteboardItemID)idOwnership,
607	kUTTypeUTF8PlainText, hData, kPasteboardFlavorNoFlags);
608	if (orc != 0)
609	{
610	Log(("writeToPasteboard: PasteboardPutItemFlavor/kUTTypeUTF8PlainText failed: %d (%#x)\n", orc, orc));
611	rc = VERR_GENERAL_FAILURE;
612	}
613	CFRelease(hData);
614	}
615	else
616	{
617	Log(("writeToPasteboard: CFDataCreate/UTF8 failed!\n"));
618	rc = VERR_NO_MEMORY;
619	}
620	RTStrFree(pszDst);
621	}
622	else
623	rc = rc2;
624	}
625	else
626	Log(("writeToPasteboard: clipboard conversion failed. vboxClipboardUtf16WinToLin() returned %Rrc. Abandoning.\n", rc));
627
628	RTMemFree(pwszDst);
629	}
630	/*
631	* Handle the bitmap. We convert the DIB to a bitmap and put it on
632	* the pasteboard using the BMP flavor.
633	*/
634	else if (fFormat & VBOX_SHCL_FMT_BITMAP)
635	{
636	/* Create a full BMP from it */
637	void *pvBmp;
638	size_t cbBmp;
639	rc = ShClDibToBmp(pv, cb, &pvBmp, &cbBmp);
640	if (RT_SUCCESS(rc))
641	{
642	hData = CFDataCreate(kCFAllocatorDefault, (UInt8 const *)pvBmp, cbBmp);
643	if (hData)
644	{
645	orc = PasteboardPutItemFlavor(hPasteboard, (PasteboardItemID)idOwnership,
646	kUTTypeBMP, hData, kPasteboardFlavorNoFlags);
647	if (orc != 0)
648	{
649	Log(("writeToPasteboard: PasteboardPutItemFlavor/kUTTypeBMP failed: %d (%#x)\n", orc, orc));
650	rc = VERR_GENERAL_FAILURE;
651	}
652	CFRelease(hData);
653	}
654	else
655	{
656	Log(("writeToPasteboard: CFDataCreate/UTF8 failed!\n"));
657	rc = VERR_NO_MEMORY;
658	}
659	RTMemFree(pvBmp);
660	}
661	}
662	#ifdef WITH_HTML_G2H
663	/*
664	* Handle HTML. Expect UTF-8, ignore line endings and just put it
665	* straigh up on the pasteboard for now.
666	*/
667	else if (fFormat & VBOX_SHCL_FMT_HTML)
668	{
669	const char pszSrc = (const char )pv;
670	size_t const cchSrc = RTStrNLen(pszSrc, cb);
671	rc = RTStrValidateEncodingEx(pszSrc, cchSrc, 0);
672	if (RT_SUCCESS(rc))
673	{
674	hData = CFDataCreate(kCFAllocatorDefault, (const UInt8 *)pszSrc, cchSrc);
675	if (hData)
676	{
677	orc = PasteboardPutItemFlavor(hPasteboard, (PasteboardItemID)idOwnership, kUTTypeHTML,
678	hData, kPasteboardFlavorNoFlags);
679	if (orc == 0)
680	rc = VINF_SUCCESS;
681	else
682	{
683	Log(("writeToPasteboard: PasteboardPutItemFlavor/kUTTypeHTML failed: %d (%#x)\n", orc, orc));
684	rc = VERR_GENERAL_FAILURE;
685	}
686	CFRelease(hData);
687	}
688	else
689	{
690	Log(("writeToPasteboard: CFDataCreate/HTML failed!\n"));
691	rc = VERR_NO_MEMORY;
692	}
693	}
694	else
695	Log(("writeToPasteboard: HTML: Invalid UTF-8 encoding: %Rrc\n", rc));
696	}
697	#endif
698	else
699	rc = VERR_NOT_IMPLEMENTED;
700
701	Log(("writeToPasteboard: rc=%Rrc\n", rc));
702	return rc;
703	}
704

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source: vbox/trunk/src/VBox/HostServices/SharedClipboard/darwin-pasteboard.cpp@ 84366

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