VirtualBox

source: vbox/trunk/src/VBox/HostServices/SharedOpenGL/crserverlib/server_main.c@ 44059

Last change on this file since 44059 was 43999, checked in by vboxsync, 12 years ago

crOpenGL: save state fix
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File size: 54.6 KB
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1/* Copyright (c) 2001, Stanford University
2 * All rights reserved
3 *
4 * See the file LICENSE.txt for information on redistributing this software.
5 */
6
7#include "server.h"
8#include "cr_net.h"
9#include "cr_unpack.h"
10#include "cr_error.h"
11#include "cr_glstate.h"
12#include "cr_string.h"
13#include "cr_mem.h"
14#include "cr_hash.h"
15#include "cr_environment.h"
16#include "server_dispatch.h"
17#include "state/cr_texture.h"
18#include "render/renderspu.h"
19#include <signal.h>
20#include <stdlib.h>
21#define DEBUG_FP_EXCEPTIONS 0
22#if DEBUG_FP_EXCEPTIONS
23#include <fpu_control.h>
24#include <math.h>
25#endif
26#include <iprt/assert.h>
27#include <VBox/err.h>
28
29#ifdef VBOXCR_LOGFPS
30#include <iprt/timer.h>
31#endif
32
33#ifdef VBOX_WITH_CRHGSMI
34# include <VBox/HostServices/VBoxCrOpenGLSvc.h>
35uint8_t* g_pvVRamBase = NULL;
36uint32_t g_cbVRam = 0;
37HCRHGSMICMDCOMPLETION g_hCrHgsmiCompletion = NULL;
38PFNCRHGSMICMDCOMPLETION g_pfnCrHgsmiCompletion = NULL;
39#endif
40
41/**
42 * \mainpage CrServerLib
43 *
44 * \section CrServerLibIntroduction Introduction
45 *
46 * Chromium consists of all the top-level files in the cr
47 * directory. The core module basically takes care of API dispatch,
48 * and OpenGL state management.
49 */
50
51
52/**
53 * CRServer global data
54 */
55CRServer cr_server;
56
57int tearingdown = 0; /* can't be static */
58
59DECLINLINE(int32_t) crVBoxServerClientGet(uint32_t u32ClientID, CRClient **ppClient)
60{
61 CRClient *pClient = NULL;
62 int32_t i;
63
64 *ppClient = NULL;
65
66 for (i = 0; i < cr_server.numClients; i++)
67 {
68 if (cr_server.clients[i] && cr_server.clients[i]->conn
69 && cr_server.clients[i]->conn->u32ClientID==u32ClientID)
70 {
71 pClient = cr_server.clients[i];
72 break;
73 }
74 }
75 if (!pClient)
76 {
77 crWarning("client not found!");
78 return VERR_INVALID_PARAMETER;
79 }
80
81 if (!pClient->conn->vMajor)
82 {
83 crWarning("no major version specified for client!");
84 return VERR_NOT_SUPPORTED;
85 }
86
87 *ppClient = pClient;
88
89 return VINF_SUCCESS;
90}
91
92
93/**
94 * Return pointer to server's first SPU.
95 */
96SPU*
97crServerHeadSPU(void)
98{
99 return cr_server.head_spu;
100}
101
102
103
104static void DeleteBarrierCallback( void *data )
105{
106 CRServerBarrier *barrier = (CRServerBarrier *) data;
107 crFree(barrier->waiting);
108 crFree(barrier);
109}
110
111
112static void deleteContextInfoCallback( void *data )
113{
114 CRContextInfo *c = (CRContextInfo *) data;
115 crStateDestroyContext(c->pContext);
116 if (c->CreateInfo.pszDpyName)
117 crFree(c->CreateInfo.pszDpyName);
118 crFree(c);
119}
120
121
122static void crServerTearDown( void )
123{
124 GLint i;
125 CRClientNode *pNode, *pNext;
126
127 /* avoid a race condition */
128 if (tearingdown)
129 return;
130
131 tearingdown = 1;
132
133 crStateSetCurrent( NULL );
134
135 cr_server.curClient = NULL;
136 cr_server.run_queue = NULL;
137
138 crFree( cr_server.overlap_intens );
139 cr_server.overlap_intens = NULL;
140
141 /* Deallocate all semaphores */
142 crFreeHashtable(cr_server.semaphores, crFree);
143 cr_server.semaphores = NULL;
144
145 /* Deallocate all barriers */
146 crFreeHashtable(cr_server.barriers, DeleteBarrierCallback);
147 cr_server.barriers = NULL;
148
149 /* Free all context info */
150 crFreeHashtable(cr_server.contextTable, deleteContextInfoCallback);
151
152 /* Free vertex programs */
153 crFreeHashtable(cr_server.programTable, crFree);
154
155 for (i = 0; i < cr_server.numClients; i++) {
156 if (cr_server.clients[i]) {
157 CRConnection *conn = cr_server.clients[i]->conn;
158 crNetFreeConnection(conn);
159 crFree(cr_server.clients[i]);
160 }
161 }
162 cr_server.numClients = 0;
163
164 pNode = cr_server.pCleanupClient;
165 while (pNode)
166 {
167 pNext=pNode->next;
168 crFree(pNode->pClient);
169 crFree(pNode);
170 pNode=pNext;
171 }
172 cr_server.pCleanupClient = NULL;
173
174#if 1
175 /* disable these two lines if trying to get stack traces with valgrind */
176 crSPUUnloadChain(cr_server.head_spu);
177 cr_server.head_spu = NULL;
178#endif
179
180 crStateDestroy();
181
182 crNetTearDown();
183}
184
185static void crServerClose( unsigned int id )
186{
187 crError( "Client disconnected!" );
188 (void) id;
189}
190
191static void crServerCleanup( int sigio )
192{
193 crServerTearDown();
194
195 tearingdown = 0;
196}
197
198
199void
200crServerSetPort(int port)
201{
202 cr_server.tcpip_port = port;
203}
204
205
206
207static void
208crPrintHelp(void)
209{
210 printf("Usage: crserver [OPTIONS]\n");
211 printf("Options:\n");
212 printf(" -mothership URL Specifies URL for contacting the mothership.\n");
213 printf(" URL is of the form [protocol://]hostname[:port]\n");
214 printf(" -port N Specifies the port number this server will listen to.\n");
215 printf(" -help Prints this information.\n");
216}
217
218
219/**
220 * Do CRServer initializations. After this, we can begin servicing clients.
221 */
222void
223crServerInit(int argc, char *argv[])
224{
225 int i;
226 char *mothership = NULL;
227 CRMuralInfo *defaultMural;
228
229 for (i = 1 ; i < argc ; i++)
230 {
231 if (!crStrcmp( argv[i], "-mothership" ))
232 {
233 if (i == argc - 1)
234 {
235 crError( "-mothership requires an argument" );
236 }
237 mothership = argv[i+1];
238 i++;
239 }
240 else if (!crStrcmp( argv[i], "-port" ))
241 {
242 /* This is the port on which we'll accept client connections */
243 if (i == argc - 1)
244 {
245 crError( "-port requires an argument" );
246 }
247 cr_server.tcpip_port = crStrToInt(argv[i+1]);
248 i++;
249 }
250 else if (!crStrcmp( argv[i], "-vncmode" ))
251 {
252 cr_server.vncMode = 1;
253 }
254 else if (!crStrcmp( argv[i], "-help" ))
255 {
256 crPrintHelp();
257 exit(0);
258 }
259 }
260
261 signal( SIGTERM, crServerCleanup );
262 signal( SIGINT, crServerCleanup );
263#ifndef WINDOWS
264 signal( SIGPIPE, SIG_IGN );
265#endif
266
267#if DEBUG_FP_EXCEPTIONS
268 {
269 fpu_control_t mask;
270 _FPU_GETCW(mask);
271 mask &= ~(_FPU_MASK_IM | _FPU_MASK_DM | _FPU_MASK_ZM
272 | _FPU_MASK_OM | _FPU_MASK_UM);
273 _FPU_SETCW(mask);
274 }
275#endif
276
277 cr_server.bUseMultipleContexts = (crGetenv( "CR_SERVER_ENABLE_MULTIPLE_CONTEXTS" ) != NULL);
278
279 if (cr_server.bUseMultipleContexts)
280 {
281 crInfo("Info: using multiple contexts!");
282 crDebug("Debug: using multiple contexts!");
283 }
284
285 cr_server.firstCallCreateContext = GL_TRUE;
286 cr_server.firstCallMakeCurrent = GL_TRUE;
287 cr_server.bForceMakeCurrentOnClientSwitch = GL_FALSE;
288
289 /*
290 * Create default mural info and hash table.
291 */
292 cr_server.muralTable = crAllocHashtable();
293 defaultMural = (CRMuralInfo *) crCalloc(sizeof(CRMuralInfo));
294 crHashtableAdd(cr_server.muralTable, 0, defaultMural);
295
296 cr_server.programTable = crAllocHashtable();
297
298 crNetInit(crServerRecv, crServerClose);
299 crStateInit();
300
301 crServerSetVBoxConfiguration();
302
303 crStateLimitsInit( &(cr_server.limits) );
304
305 /*
306 * Default context
307 */
308 cr_server.contextTable = crAllocHashtable();
309 cr_server.curClient->currentCtxInfo = &cr_server.MainContextInfo;
310
311 crServerInitDispatch();
312 crStateDiffAPI( &(cr_server.head_spu->dispatch_table) );
313
314 crUnpackSetReturnPointer( &(cr_server.return_ptr) );
315 crUnpackSetWritebackPointer( &(cr_server.writeback_ptr) );
316
317 cr_server.barriers = crAllocHashtable();
318 cr_server.semaphores = crAllocHashtable();
319}
320
321void crVBoxServerTearDown(void)
322{
323 crServerTearDown();
324}
325
326/**
327 * Do CRServer initializations. After this, we can begin servicing clients.
328 */
329GLboolean crVBoxServerInit(void)
330{
331 CRMuralInfo *defaultMural;
332
333#if DEBUG_FP_EXCEPTIONS
334 {
335 fpu_control_t mask;
336 _FPU_GETCW(mask);
337 mask &= ~(_FPU_MASK_IM | _FPU_MASK_DM | _FPU_MASK_ZM
338 | _FPU_MASK_OM | _FPU_MASK_UM);
339 _FPU_SETCW(mask);
340 }
341#endif
342
343 cr_server.bUseMultipleContexts = (crGetenv( "CR_SERVER_ENABLE_MULTIPLE_CONTEXTS" ) != NULL);
344
345 if (cr_server.bUseMultipleContexts)
346 {
347 crInfo("Info: using multiple contexts!");
348 crDebug("Debug: using multiple contexts!");
349 }
350
351 crNetInit(crServerRecv, crServerClose);
352
353 cr_server.firstCallCreateContext = GL_TRUE;
354 cr_server.firstCallMakeCurrent = GL_TRUE;
355
356 cr_server.bIsInLoadingState = GL_FALSE;
357 cr_server.bIsInSavingState = GL_FALSE;
358 cr_server.bForceMakeCurrentOnClientSwitch = GL_FALSE;
359
360 cr_server.pCleanupClient = NULL;
361
362 /*
363 * Create default mural info and hash table.
364 */
365 cr_server.muralTable = crAllocHashtable();
366 defaultMural = (CRMuralInfo *) crCalloc(sizeof(CRMuralInfo));
367 crHashtableAdd(cr_server.muralTable, 0, defaultMural);
368
369 cr_server.programTable = crAllocHashtable();
370
371 crStateInit();
372
373 crStateLimitsInit( &(cr_server.limits) );
374
375 cr_server.barriers = crAllocHashtable();
376 cr_server.semaphores = crAllocHashtable();
377
378 crUnpackSetReturnPointer( &(cr_server.return_ptr) );
379 crUnpackSetWritebackPointer( &(cr_server.writeback_ptr) );
380
381 /*
382 * Default context
383 */
384 cr_server.contextTable = crAllocHashtable();
385
386 crServerSetVBoxConfigurationHGCM();
387
388 if (!cr_server.head_spu)
389 return GL_FALSE;
390
391 crServerInitDispatch();
392 crStateDiffAPI( &(cr_server.head_spu->dispatch_table) );
393
394 /*Check for PBO support*/
395 if (crStateGetCurrent()->extensions.ARB_pixel_buffer_object)
396 {
397 cr_server.bUsePBOForReadback=GL_TRUE;
398 }
399
400 return GL_TRUE;
401}
402
403int32_t crVBoxServerAddClient(uint32_t u32ClientID)
404{
405 CRClient *newClient;
406
407 if (cr_server.numClients>=CR_MAX_CLIENTS)
408 {
409 return VERR_MAX_THRDS_REACHED;
410 }
411
412 newClient = (CRClient *) crCalloc(sizeof(CRClient));
413 crDebug("crServer: AddClient u32ClientID=%d", u32ClientID);
414
415 newClient->spu_id = 0;
416 newClient->currentCtxInfo = &cr_server.MainContextInfo;
417 newClient->currentContextNumber = -1;
418 newClient->conn = crNetAcceptClient(cr_server.protocol, NULL,
419 cr_server.tcpip_port,
420 cr_server.mtu, 0);
421 newClient->conn->u32ClientID = u32ClientID;
422
423 cr_server.clients[cr_server.numClients++] = newClient;
424
425 crServerAddToRunQueue(newClient);
426
427 return VINF_SUCCESS;
428}
429
430void crVBoxServerRemoveClient(uint32_t u32ClientID)
431{
432 CRClient *pClient=NULL;
433 int32_t i;
434
435 crDebug("crServer: RemoveClient u32ClientID=%d", u32ClientID);
436
437 for (i = 0; i < cr_server.numClients; i++)
438 {
439 if (cr_server.clients[i] && cr_server.clients[i]->conn
440 && cr_server.clients[i]->conn->u32ClientID==u32ClientID)
441 {
442 pClient = cr_server.clients[i];
443 break;
444 }
445 }
446 //if (!pClient) return VERR_INVALID_PARAMETER;
447 if (!pClient)
448 {
449 crWarning("Invalid client id %u passed to crVBoxServerRemoveClient", u32ClientID);
450 return;
451 }
452
453#ifdef VBOX_WITH_CRHGSMI
454 CRVBOXHGSMI_CMDDATA_ASSERT_CLEANED(&pClient->conn->CmdData);
455#endif
456
457 /* Disconnect the client */
458 pClient->conn->Disconnect(pClient->conn);
459
460 /* Let server clear client from the queue */
461 crServerDeleteClient(pClient);
462}
463
464static int32_t crVBoxServerInternalClientWriteRead(CRClient *pClient)
465{
466#ifdef VBOXCR_LOGFPS
467 uint64_t tstart, tend;
468#endif
469
470 /*crDebug("=>crServer: ClientWrite u32ClientID=%d", u32ClientID);*/
471
472
473#ifdef VBOXCR_LOGFPS
474 tstart = RTTimeNanoTS();
475#endif
476
477 /* This should be setup already */
478 CRASSERT(pClient->conn->pBuffer);
479 CRASSERT(pClient->conn->cbBuffer);
480#ifdef VBOX_WITH_CRHGSMI
481 CRVBOXHGSMI_CMDDATA_ASSERT_CONSISTENT(&pClient->conn->CmdData);
482#endif
483
484 if (
485#ifdef VBOX_WITH_CRHGSMI
486 !CRVBOXHGSMI_CMDDATA_IS_SET(&pClient->conn->CmdData) &&
487#endif
488 cr_server.run_queue->client != pClient
489 && crServerClientInBeginEnd(cr_server.run_queue->client))
490 {
491 crDebug("crServer: client %d blocked, allow_redir_ptr = 0", pClient->conn->u32ClientID);
492 pClient->conn->allow_redir_ptr = 0;
493 }
494 else
495 {
496 pClient->conn->allow_redir_ptr = 1;
497 }
498
499 crNetRecv();
500 CRASSERT(pClient->conn->pBuffer==NULL && pClient->conn->cbBuffer==0);
501 CRVBOXHGSMI_CMDDATA_ASSERT_CLEANED(&pClient->conn->CmdData);
502
503 crServerServiceClients();
504
505#if 0
506 if (pClient->currentMural) {
507 crStateViewport( 0, 0, 500, 500 );
508 pClient->currentMural->viewportValidated = GL_FALSE;
509 cr_server.head_spu->dispatch_table.Viewport( 0, 0, 500, 500 );
510 crStateViewport( 0, 0, 600, 600 );
511 pClient->currentMural->viewportValidated = GL_FALSE;
512 cr_server.head_spu->dispatch_table.Viewport( 0, 0, 600, 600 );
513
514 crStateMatrixMode(GL_PROJECTION);
515 cr_server.head_spu->dispatch_table.MatrixMode(GL_PROJECTION);
516 crServerDispatchLoadIdentity();
517 crStateFrustum(-0.6, 0.6, -0.5, 0.5, 1.5, 150.0);
518 cr_server.head_spu->dispatch_table.Frustum(-0.6, 0.6, -0.5, 0.5, 1.5, 150.0);
519 crServerDispatchLoadIdentity();
520 crStateFrustum(-0.5, 0.5, -0.5, 0.5, 1.5, 150.0);
521 cr_server.head_spu->dispatch_table.Frustum(-0.5, 0.5, -0.5, 0.5, 1.5, 150.0);
522
523 crStateMatrixMode(GL_MODELVIEW);
524 cr_server.head_spu->dispatch_table.MatrixMode(GL_MODELVIEW);
525 crServerDispatchLoadIdentity();
526 crStateFrustum(-0.5, 0.5, -0.5, 0.5, 1.5, 150.0);
527 cr_server.head_spu->dispatch_table.Frustum(-0.5, 0.5, -0.5, 0.5, 1.5, 150.0);
528 crServerDispatchLoadIdentity();
529 }
530#endif
531
532 crStateResetCurrentPointers(&cr_server.current);
533
534#ifndef VBOX_WITH_CRHGSMI
535 CRASSERT(!pClient->conn->allow_redir_ptr || crNetNumMessages(pClient->conn)==0);
536#endif
537
538#ifdef VBOXCR_LOGFPS
539 tend = RTTimeNanoTS();
540 pClient->timeUsed += tend-tstart;
541#endif
542 /*crDebug("<=crServer: ClientWrite u32ClientID=%d", u32ClientID);*/
543
544 return VINF_SUCCESS;
545}
546
547
548int32_t crVBoxServerClientWrite(uint32_t u32ClientID, uint8_t *pBuffer, uint32_t cbBuffer)
549{
550 CRClient *pClient=NULL;
551 int32_t rc = crVBoxServerClientGet(u32ClientID, &pClient);
552
553 if (RT_FAILURE(rc))
554 return rc;
555
556
557 CRASSERT(pBuffer);
558
559 /* This should never fire unless we start to multithread */
560 CRASSERT(pClient->conn->pBuffer==NULL && pClient->conn->cbBuffer==0);
561
562 pClient->conn->pBuffer = pBuffer;
563 pClient->conn->cbBuffer = cbBuffer;
564#ifdef VBOX_WITH_CRHGSMI
565 CRVBOXHGSMI_CMDDATA_ASSERT_CLEANED(&pClient->conn->CmdData);
566#endif
567
568 return crVBoxServerInternalClientWriteRead(pClient);
569}
570
571int32_t crVBoxServerInternalClientRead(CRClient *pClient, uint8_t *pBuffer, uint32_t *pcbBuffer)
572{
573 if (pClient->conn->cbHostBuffer > *pcbBuffer)
574 {
575 crDebug("crServer: [%lx] ClientRead u32ClientID=%d FAIL, host buffer too small %d of %d",
576 crThreadID(), pClient->conn->u32ClientID, *pcbBuffer, pClient->conn->cbHostBuffer);
577
578 /* Return the size of needed buffer */
579 *pcbBuffer = pClient->conn->cbHostBuffer;
580
581 return VERR_BUFFER_OVERFLOW;
582 }
583
584 *pcbBuffer = pClient->conn->cbHostBuffer;
585
586 if (*pcbBuffer)
587 {
588 CRASSERT(pClient->conn->pHostBuffer);
589
590 crMemcpy(pBuffer, pClient->conn->pHostBuffer, *pcbBuffer);
591 pClient->conn->cbHostBuffer = 0;
592 }
593
594 return VINF_SUCCESS;
595}
596
597int32_t crVBoxServerClientRead(uint32_t u32ClientID, uint8_t *pBuffer, uint32_t *pcbBuffer)
598{
599 CRClient *pClient=NULL;
600 int32_t rc = crVBoxServerClientGet(u32ClientID, &pClient);
601
602 if (RT_FAILURE(rc))
603 return rc;
604
605#ifdef VBOX_WITH_CRHGSMI
606 CRVBOXHGSMI_CMDDATA_ASSERT_CLEANED(&pClient->conn->CmdData);
607#endif
608
609 return crVBoxServerInternalClientRead(pClient, pBuffer, pcbBuffer);
610}
611
612int32_t crVBoxServerClientSetVersion(uint32_t u32ClientID, uint32_t vMajor, uint32_t vMinor)
613{
614 CRClient *pClient=NULL;
615 int32_t i;
616
617 for (i = 0; i < cr_server.numClients; i++)
618 {
619 if (cr_server.clients[i] && cr_server.clients[i]->conn
620 && cr_server.clients[i]->conn->u32ClientID==u32ClientID)
621 {
622 pClient = cr_server.clients[i];
623 break;
624 }
625 }
626 if (!pClient) return VERR_INVALID_PARAMETER;
627
628 pClient->conn->vMajor = vMajor;
629 pClient->conn->vMinor = vMinor;
630
631 if (vMajor != CR_PROTOCOL_VERSION_MAJOR
632 || vMinor != CR_PROTOCOL_VERSION_MINOR)
633 {
634 return VERR_NOT_SUPPORTED;
635 }
636 else return VINF_SUCCESS;
637}
638
639int32_t crVBoxServerClientSetPID(uint32_t u32ClientID, uint64_t pid)
640{
641 CRClient *pClient=NULL;
642 int32_t i;
643
644 for (i = 0; i < cr_server.numClients; i++)
645 {
646 if (cr_server.clients[i] && cr_server.clients[i]->conn
647 && cr_server.clients[i]->conn->u32ClientID==u32ClientID)
648 {
649 pClient = cr_server.clients[i];
650 break;
651 }
652 }
653 if (!pClient) return VERR_INVALID_PARAMETER;
654
655 pClient->pid = pid;
656
657 return VINF_SUCCESS;
658}
659
660int
661CRServerMain(int argc, char *argv[])
662{
663 crServerInit(argc, argv);
664
665 crServerSerializeRemoteStreams();
666
667 crServerTearDown();
668
669 tearingdown = 0;
670
671 return 0;
672}
673
674static void crVBoxServerSaveMuralCB(unsigned long key, void *data1, void *data2)
675{
676 CRMuralInfo *pMI = (CRMuralInfo*) data1;
677 PSSMHANDLE pSSM = (PSSMHANDLE) data2;
678 int32_t rc;
679
680 CRASSERT(pMI && pSSM);
681
682 /* Don't store default mural */
683 if (!key) return;
684
685 rc = SSMR3PutMem(pSSM, &key, sizeof(key));
686 CRASSERT(rc == VINF_SUCCESS);
687
688 rc = SSMR3PutMem(pSSM, pMI, RT_OFFSETOF(CRMuralInfo, CreateInfo));
689 CRASSERT(rc == VINF_SUCCESS);
690
691 if (pMI->pVisibleRects)
692 {
693 rc = SSMR3PutMem(pSSM, pMI->pVisibleRects, 4*sizeof(GLint)*pMI->cVisibleRects);
694 }
695}
696
697/* @todo add hashtable walker with result info and intermediate abort */
698static void crVBoxServerSaveCreateInfoCB(unsigned long key, void *data1, void *data2)
699{
700 CRCreateInfo_t *pCreateInfo = (CRCreateInfo_t *)data1;
701 PSSMHANDLE pSSM = (PSSMHANDLE) data2;
702 int32_t rc;
703
704 CRASSERT(pCreateInfo && pSSM);
705
706 /* Don't store default mural create info */
707 if (!key) return;
708
709 rc = SSMR3PutMem(pSSM, &key, sizeof(key));
710 CRASSERT(rc == VINF_SUCCESS);
711
712 rc = SSMR3PutMem(pSSM, pCreateInfo, sizeof(*pCreateInfo));
713 CRASSERT(rc == VINF_SUCCESS);
714
715 if (pCreateInfo->pszDpyName)
716 {
717 rc = SSMR3PutStrZ(pSSM, pCreateInfo->pszDpyName);
718 CRASSERT(rc == VINF_SUCCESS);
719 }
720}
721
722static void crVBoxServerSaveCreateInfoFromMuralInfoCB(unsigned long key, void *data1, void *data2)
723{
724 CRMuralInfo *pMural = (CRMuralInfo *)data1;
725 CRCreateInfo_t *pCreateInfo = &pMural->CreateInfo;
726 crVBoxServerSaveCreateInfoCB(key, pCreateInfo, data2);
727}
728
729static void crVBoxServerSaveCreateInfoFromCtxInfoCB(unsigned long key, void *data1, void *data2)
730{
731 CRContextInfo *pContextInfo = (CRContextInfo *)data1;
732 CRCreateInfo_t CreateInfo = pContextInfo->CreateInfo;
733 /* saved state contains internal id */
734 CreateInfo.externalID = pContextInfo->pContext->id;
735 crVBoxServerSaveCreateInfoCB(key, &CreateInfo, data2);
736}
737
738static void crVBoxServerSyncTextureCB(unsigned long key, void *data1, void *data2)
739{
740 CRTextureObj *pTexture = (CRTextureObj *) data1;
741 CRContext *pContext = (CRContext *) data2;
742
743 CRASSERT(pTexture && pContext);
744 crStateTextureObjectDiff(pContext, NULL, NULL, pTexture, GL_TRUE);
745}
746
747static void crVBoxServerSaveContextStateCB(unsigned long key, void *data1, void *data2)
748{
749 CRContextInfo *pContextInfo = (CRContextInfo *) data1;
750 CRContext *pContext = pContextInfo->pContext;
751 PSSMHANDLE pSSM = (PSSMHANDLE) data2;
752 int32_t rc;
753
754 CRASSERT(pContext && pSSM);
755
756 /* We could have skipped saving the key and use similar callback to load context states back,
757 * but there's no guarantee we'd traverse hashtable in same order after loading.
758 */
759 rc = SSMR3PutMem(pSSM, &key, sizeof(key));
760 CRASSERT(rc == VINF_SUCCESS);
761
762#ifdef CR_STATE_NO_TEXTURE_IMAGE_STORE
763 if (cr_server.curClient)
764 {
765 unsigned long id;
766 if (!crHashtableGetDataKey(cr_server.contextTable, pContextInfo, &id))
767 {
768 crWarning("No client id for server ctx %d", pContext->id);
769 }
770 else
771 {
772 crServerDispatchMakeCurrent(cr_server.curClient->currentWindow, 0, id);
773 }
774 }
775#endif
776
777 rc = crStateSaveContext(pContext, pSSM);
778 CRASSERT(rc == VINF_SUCCESS);
779}
780
781static uint32_t g_hackVBoxServerSaveLoadCallsLeft = 0;
782
783DECLEXPORT(int32_t) crVBoxServerSaveState(PSSMHANDLE pSSM)
784{
785 int32_t rc, i;
786 uint32_t ui32;
787 GLboolean b;
788 unsigned long key;
789#ifdef CR_STATE_NO_TEXTURE_IMAGE_STORE
790 unsigned long ctxID=-1, winID=-1;
791#endif
792
793 /* We shouldn't be called if there's no clients at all*/
794 CRASSERT(cr_server.numClients>0);
795
796 /* @todo it's hack atm */
797 /* We want to be called only once to save server state but atm we're being called from svcSaveState
798 * for every connected client (e.g. guest opengl application)
799 */
800 if (!cr_server.bIsInSavingState) /* It's first call */
801 {
802 cr_server.bIsInSavingState = GL_TRUE;
803
804 /* Store number of clients */
805 rc = SSMR3PutU32(pSSM, (uint32_t) cr_server.numClients);
806 AssertRCReturn(rc, rc);
807
808 g_hackVBoxServerSaveLoadCallsLeft = cr_server.numClients;
809 }
810
811 g_hackVBoxServerSaveLoadCallsLeft--;
812
813 /* Do nothing until we're being called last time */
814 if (g_hackVBoxServerSaveLoadCallsLeft>0)
815 {
816 return VINF_SUCCESS;
817 }
818
819 /* Save rendering contexts creation info */
820 ui32 = crHashtableNumElements(cr_server.contextTable);
821 rc = SSMR3PutU32(pSSM, (uint32_t) ui32);
822 AssertRCReturn(rc, rc);
823 crHashtableWalk(cr_server.contextTable, crVBoxServerSaveCreateInfoFromCtxInfoCB, pSSM);
824
825#ifdef CR_STATE_NO_TEXTURE_IMAGE_STORE
826 /* Save current win and ctx IDs, as we'd rebind contexts when saving textures */
827 if (cr_server.curClient)
828 {
829 ctxID = cr_server.curClient->currentContextNumber;
830 winID = cr_server.curClient->currentWindow;
831 }
832#endif
833
834 /* Save contexts state tracker data */
835 /* @todo For now just some blind data dumps,
836 * but I've a feeling those should be saved/restored in a very strict sequence to
837 * allow diff_api to work correctly.
838 * Should be tested more with multiply guest opengl apps working when saving VM snapshot.
839 */
840 crHashtableWalk(cr_server.contextTable, crVBoxServerSaveContextStateCB, pSSM);
841
842#ifdef CR_STATE_NO_TEXTURE_IMAGE_STORE
843 /* Restore original win and ctx IDs*/
844 if (cr_server.curClient)
845 {
846 crServerDispatchMakeCurrent(winID, 0, ctxID);
847 }
848#endif
849
850 /* Save windows creation info */
851 ui32 = crHashtableNumElements(cr_server.muralTable);
852 /* There should be default mural always */
853 CRASSERT(ui32>=1);
854 rc = SSMR3PutU32(pSSM, (uint32_t) ui32-1);
855 AssertRCReturn(rc, rc);
856 crHashtableWalk(cr_server.muralTable, crVBoxServerSaveCreateInfoFromMuralInfoCB, pSSM);
857
858 /* Save cr_server.muralTable
859 * @todo we don't need it all, just geometry info actually
860 */
861 rc = SSMR3PutU32(pSSM, (uint32_t) ui32-1);
862 AssertRCReturn(rc, rc);
863 crHashtableWalk(cr_server.muralTable, crVBoxServerSaveMuralCB, pSSM);
864
865 /* Save starting free context and window IDs */
866 rc = SSMR3PutMem(pSSM, &cr_server.idsPool, sizeof(cr_server.idsPool));
867 AssertRCReturn(rc, rc);
868
869 /* Save clients info */
870 for (i = 0; i < cr_server.numClients; i++)
871 {
872 if (cr_server.clients[i] && cr_server.clients[i]->conn)
873 {
874 CRClient *pClient = cr_server.clients[i];
875
876 rc = SSMR3PutU32(pSSM, pClient->conn->u32ClientID);
877 AssertRCReturn(rc, rc);
878
879 rc = SSMR3PutU32(pSSM, pClient->conn->vMajor);
880 AssertRCReturn(rc, rc);
881
882 rc = SSMR3PutU32(pSSM, pClient->conn->vMinor);
883 AssertRCReturn(rc, rc);
884
885 rc = SSMR3PutMem(pSSM, pClient, sizeof(*pClient));
886 AssertRCReturn(rc, rc);
887
888 if (pClient->currentCtxInfo && pClient->currentCtxInfo->pContext && pClient->currentContextNumber>=0)
889 {
890 b = crHashtableGetDataKey(cr_server.contextTable, pClient->currentCtxInfo, &key);
891 CRASSERT(b);
892 rc = SSMR3PutMem(pSSM, &key, sizeof(key));
893 AssertRCReturn(rc, rc);
894 }
895
896 if (pClient->currentMural && pClient->currentWindow>=0)
897 {
898 b = crHashtableGetDataKey(cr_server.muralTable, pClient->currentMural, &key);
899 CRASSERT(b);
900 rc = SSMR3PutMem(pSSM, &key, sizeof(key));
901 AssertRCReturn(rc, rc);
902 }
903 }
904 }
905
906 cr_server.bIsInSavingState = GL_FALSE;
907
908 return VINF_SUCCESS;
909}
910
911static DECLCALLBACK(CRContext*) crVBoxServerGetContextCB(void* pvData)
912{
913 CRContextInfo* pContextInfo = (CRContextInfo*)pvData;
914 CRASSERT(pContextInfo);
915 CRASSERT(pContextInfo->pContext);
916 return pContextInfo->pContext;
917}
918
919DECLEXPORT(int32_t) crVBoxServerLoadState(PSSMHANDLE pSSM, uint32_t version)
920{
921 int32_t rc, i;
922 uint32_t ui, uiNumElems;
923 unsigned long key;
924
925 if (!cr_server.bIsInLoadingState)
926 {
927 /* AssertRCReturn(...) will leave us in loading state, but it doesn't matter as we'd be failing anyway */
928 cr_server.bIsInLoadingState = GL_TRUE;
929
930 /* Read number of clients */
931 rc = SSMR3GetU32(pSSM, &g_hackVBoxServerSaveLoadCallsLeft);
932 AssertRCReturn(rc, rc);
933 }
934
935 g_hackVBoxServerSaveLoadCallsLeft--;
936
937 /* Do nothing until we're being called last time */
938 if (g_hackVBoxServerSaveLoadCallsLeft>0)
939 {
940 return VINF_SUCCESS;
941 }
942
943 if (version < SHCROGL_SSM_VERSION_BEFORE_CTXUSAGE_BITS)
944 {
945 return VERR_SSM_DATA_UNIT_FORMAT_CHANGED;
946 }
947
948 /* Load and recreate rendering contexts */
949 rc = SSMR3GetU32(pSSM, &uiNumElems);
950 AssertRCReturn(rc, rc);
951 for (ui=0; ui<uiNumElems; ++ui)
952 {
953 CRCreateInfo_t createInfo;
954 char psz[200];
955 GLint ctxID;
956 CRContextInfo* pContextInfo;
957 CRContext* pContext;
958
959 rc = SSMR3GetMem(pSSM, &key, sizeof(key));
960 AssertRCReturn(rc, rc);
961 rc = SSMR3GetMem(pSSM, &createInfo, sizeof(createInfo));
962 AssertRCReturn(rc, rc);
963
964 if (createInfo.pszDpyName)
965 {
966 rc = SSMR3GetStrZEx(pSSM, psz, 200, NULL);
967 AssertRCReturn(rc, rc);
968 createInfo.pszDpyName = psz;
969 }
970
971 ctxID = crServerDispatchCreateContextEx(createInfo.pszDpyName, createInfo.visualBits, 0, key, createInfo.externalID /* <-saved state stores internal id here*/);
972 CRASSERT((int64_t)ctxID == (int64_t)key);
973
974 pContextInfo = (CRContextInfo*) crHashtableSearch(cr_server.contextTable, key);
975 CRASSERT(pContextInfo);
976 CRASSERT(pContextInfo->pContext);
977 pContext = pContextInfo->pContext;
978 pContext->shared->id=-1;
979 }
980
981 /* Restore context state data */
982 for (ui=0; ui<uiNumElems; ++ui)
983 {
984 CRContextInfo* pContextInfo;
985 CRContext *pContext;
986
987 rc = SSMR3GetMem(pSSM, &key, sizeof(key));
988 AssertRCReturn(rc, rc);
989
990 pContextInfo = (CRContextInfo*) crHashtableSearch(cr_server.contextTable, key);
991 CRASSERT(pContextInfo);
992 CRASSERT(pContextInfo->pContext);
993 pContext = pContextInfo->pContext;
994
995 rc = crStateLoadContext(pContext, cr_server.contextTable, crVBoxServerGetContextCB, pSSM, version);
996 AssertRCReturn(rc, rc);
997 }
998
999 /* Load windows */
1000 rc = SSMR3GetU32(pSSM, &uiNumElems);
1001 AssertRCReturn(rc, rc);
1002 for (ui=0; ui<uiNumElems; ++ui)
1003 {
1004 CRCreateInfo_t createInfo;
1005 char psz[200];
1006 GLint winID;
1007 unsigned long key;
1008
1009 rc = SSMR3GetMem(pSSM, &key, sizeof(key));
1010 AssertRCReturn(rc, rc);
1011 rc = SSMR3GetMem(pSSM, &createInfo, sizeof(createInfo));
1012 AssertRCReturn(rc, rc);
1013
1014 if (createInfo.pszDpyName)
1015 {
1016 rc = SSMR3GetStrZEx(pSSM, psz, 200, NULL);
1017 AssertRCReturn(rc, rc);
1018 createInfo.pszDpyName = psz;
1019 }
1020
1021 winID = crServerDispatchWindowCreateEx(createInfo.pszDpyName, createInfo.visualBits, key);
1022 CRASSERT((int64_t)winID == (int64_t)key);
1023 }
1024
1025 /* Load cr_server.muralTable */
1026 rc = SSMR3GetU32(pSSM, &uiNumElems);
1027 AssertRCReturn(rc, rc);
1028 for (ui=0; ui<uiNumElems; ++ui)
1029 {
1030 CRMuralInfo muralInfo;
1031
1032 rc = SSMR3GetMem(pSSM, &key, sizeof(key));
1033 AssertRCReturn(rc, rc);
1034 rc = SSMR3GetMem(pSSM, &muralInfo, RT_OFFSETOF(CRMuralInfo, CreateInfo));
1035 AssertRCReturn(rc, rc);
1036
1037 if (version <= SHCROGL_SSM_VERSION_BEFORE_FRONT_DRAW_TRACKING)
1038 muralInfo.bFbDraw = GL_TRUE;
1039
1040 if (muralInfo.pVisibleRects)
1041 {
1042 muralInfo.pVisibleRects = crAlloc(4*sizeof(GLint)*muralInfo.cVisibleRects);
1043 if (!muralInfo.pVisibleRects)
1044 {
1045 return VERR_NO_MEMORY;
1046 }
1047
1048 rc = SSMR3GetMem(pSSM, muralInfo.pVisibleRects, 4*sizeof(GLint)*muralInfo.cVisibleRects);
1049 AssertRCReturn(rc, rc);
1050 }
1051
1052 /* Restore windows geometry info */
1053 crServerDispatchWindowSize(key, muralInfo.width, muralInfo.height);
1054 crServerDispatchWindowPosition(key, muralInfo.gX, muralInfo.gY);
1055 /* Same workaround as described in stub.c:stubUpdateWindowVisibileRegions for compiz on a freshly booted VM*/
1056 if (muralInfo.bReceivedRects)
1057 {
1058 crServerDispatchWindowVisibleRegion(key, muralInfo.cVisibleRects, muralInfo.pVisibleRects);
1059 }
1060 crServerDispatchWindowShow(key, muralInfo.bVisible);
1061
1062 if (muralInfo.pVisibleRects)
1063 {
1064 crFree(muralInfo.pVisibleRects);
1065 }
1066 }
1067
1068 /* Load starting free context and window IDs */
1069 rc = SSMR3GetMem(pSSM, &cr_server.idsPool, sizeof(cr_server.idsPool));
1070 CRASSERT(rc == VINF_SUCCESS);
1071
1072 /* Load clients info */
1073 for (i = 0; i < cr_server.numClients; i++)
1074 {
1075 if (cr_server.clients[i] && cr_server.clients[i]->conn)
1076 {
1077 CRClient *pClient = cr_server.clients[i];
1078 CRClient client;
1079 unsigned long ctxID=-1, winID=-1;
1080
1081 rc = SSMR3GetU32(pSSM, &ui);
1082 AssertRCReturn(rc, rc);
1083 /* If this assert fires, then we should search correct client in the list first*/
1084 CRASSERT(ui == pClient->conn->u32ClientID);
1085
1086 if (version>=4)
1087 {
1088 rc = SSMR3GetU32(pSSM, &pClient->conn->vMajor);
1089 AssertRCReturn(rc, rc);
1090
1091 rc = SSMR3GetU32(pSSM, &pClient->conn->vMinor);
1092 AssertRCReturn(rc, rc);
1093 }
1094
1095 rc = SSMR3GetMem(pSSM, &client, sizeof(client));
1096 CRASSERT(rc == VINF_SUCCESS);
1097
1098 client.conn = pClient->conn;
1099 /* We can't reassign client number, as we'd get wrong results in TranslateTextureID
1100 * and fail to bind old textures.
1101 */
1102 /*client.number = pClient->number;*/
1103 *pClient = client;
1104
1105 pClient->currentContextNumber = -1;
1106 pClient->currentCtxInfo = &cr_server.MainContextInfo;
1107 pClient->currentMural = NULL;
1108 pClient->currentWindow = -1;
1109
1110 cr_server.curClient = pClient;
1111
1112 if (client.currentCtxInfo && client.currentContextNumber>=0)
1113 {
1114 rc = SSMR3GetMem(pSSM, &ctxID, sizeof(ctxID));
1115 AssertRCReturn(rc, rc);
1116 client.currentCtxInfo = (CRContextInfo*) crHashtableSearch(cr_server.contextTable, ctxID);
1117 CRASSERT(client.currentCtxInfo);
1118 CRASSERT(client.currentCtxInfo->pContext);
1119 //pClient->currentCtx = client.currentCtx;
1120 //pClient->currentContextNumber = ctxID;
1121 }
1122
1123 if (client.currentMural && client.currentWindow>=0)
1124 {
1125 rc = SSMR3GetMem(pSSM, &winID, sizeof(winID));
1126 AssertRCReturn(rc, rc);
1127 client.currentMural = (CRMuralInfo*) crHashtableSearch(cr_server.muralTable, winID);
1128 CRASSERT(client.currentMural);
1129 //pClient->currentMural = client.currentMural;
1130 //pClient->currentWindow = winID;
1131 }
1132
1133 /* Restore client active context and window */
1134 crServerDispatchMakeCurrent(winID, 0, ctxID);
1135
1136 if (0)
1137 {
1138// CRContext *tmpCtx;
1139// CRCreateInfo_t *createInfo;
1140 GLfloat one[4] = { 1, 1, 1, 1 };
1141 GLfloat amb[4] = { 0.4f, 0.4f, 0.4f, 1.0f };
1142
1143 crServerDispatchMakeCurrent(winID, 0, ctxID);
1144
1145 crHashtableWalk(client.currentCtxInfo->pContext->shared->textureTable, crVBoxServerSyncTextureCB, client.currentCtxInfo->pContext);
1146
1147 crStateTextureObjectDiff(client.currentCtxInfo->pContext, NULL, NULL, &client.currentCtxInfo->pContext->texture.base1D, GL_TRUE);
1148 crStateTextureObjectDiff(client.currentCtxInfo->pContext, NULL, NULL, &client.currentCtxInfo->pContext->texture.base2D, GL_TRUE);
1149 crStateTextureObjectDiff(client.currentCtxInfo->pContext, NULL, NULL, &client.currentCtxInfo->pContext->texture.base3D, GL_TRUE);
1150#ifdef CR_ARB_texture_cube_map
1151 crStateTextureObjectDiff(client.currentCtxInfo->pContext, NULL, NULL, &client.currentCtxInfo->pContext->texture.baseCubeMap, GL_TRUE);
1152#endif
1153#ifdef CR_NV_texture_rectangle
1154 //@todo this doesn't work as expected
1155 //crStateTextureObjectDiff(client.currentCtxInfo->pContext, NULL, NULL, &client.currentCtxInfo->pContext->texture.baseRect, GL_TRUE);
1156#endif
1157 /*cr_server.head_spu->dispatch_table.Materialfv(GL_FRONT_AND_BACK, GL_AMBIENT, amb);
1158 cr_server.head_spu->dispatch_table.LightModelfv(GL_LIGHT_MODEL_AMBIENT, amb);
1159 cr_server.head_spu->dispatch_table.Lightfv(GL_LIGHT1, GL_DIFFUSE, one);
1160
1161 cr_server.head_spu->dispatch_table.Enable(GL_LIGHTING);
1162 cr_server.head_spu->dispatch_table.Enable(GL_LIGHT0);
1163 cr_server.head_spu->dispatch_table.Enable(GL_LIGHT1);
1164
1165 cr_server.head_spu->dispatch_table.Enable(GL_CULL_FACE);
1166 cr_server.head_spu->dispatch_table.Enable(GL_TEXTURE_2D);*/
1167
1168 //crStateViewport( 0, 0, 600, 600 );
1169 //pClient->currentMural->viewportValidated = GL_FALSE;
1170 //cr_server.head_spu->dispatch_table.Viewport( 0, 0, 600, 600 );
1171
1172 //crStateMatrixMode(GL_PROJECTION);
1173 //cr_server.head_spu->dispatch_table.MatrixMode(GL_PROJECTION);
1174
1175 //crStateLoadIdentity();
1176 //cr_server.head_spu->dispatch_table.LoadIdentity();
1177
1178 //crStateFrustum(-0.5, 0.5, -0.5, 0.5, 1.5, 150.0);
1179 //cr_server.head_spu->dispatch_table.Frustum(-0.5, 0.5, -0.5, 0.5, 1.5, 150.0);
1180
1181 //crStateMatrixMode(GL_MODELVIEW);
1182 //cr_server.head_spu->dispatch_table.MatrixMode(GL_MODELVIEW);
1183 //crServerDispatchLoadIdentity();
1184 //crStateFrustum(-0.5, 0.5, -0.5, 0.5, 1.5, 150.0);
1185 //cr_server.head_spu->dispatch_table.Frustum(-0.5, 0.5, -0.5, 0.5, 1.5, 150.0);
1186 //crServerDispatchLoadIdentity();
1187
1188 /*createInfo = (CRCreateInfo_t *) crHashtableSearch(cr_server.pContextCreateInfoTable, ctxID);
1189 CRASSERT(createInfo);
1190 tmpCtx = crStateCreateContext(NULL, createInfo->visualBits, NULL);
1191 CRASSERT(tmpCtx);
1192 crStateDiffContext(tmpCtx, client.currentCtxInfo->pContext);
1193 crStateDestroyContext(tmpCtx);*/
1194 }
1195 }
1196 }
1197
1198 //crServerDispatchMakeCurrent(-1, 0, -1);
1199
1200 cr_server.curClient = NULL;
1201
1202 {
1203 GLenum err = crServerDispatchGetError();
1204
1205 if (err != GL_NO_ERROR)
1206 {
1207 crWarning("crServer: glGetError %d after loading snapshot", err);
1208 }
1209 }
1210
1211 cr_server.bIsInLoadingState = GL_FALSE;
1212
1213 return VINF_SUCCESS;
1214}
1215
1216#define SCREEN(i) (cr_server.screen[i])
1217#define MAPPED(screen) ((screen).winID != 0)
1218
1219static void crVBoxServerReparentMuralCB(unsigned long key, void *data1, void *data2)
1220{
1221 CRMuralInfo *pMI = (CRMuralInfo*) data1;
1222 int *sIndex = (int*) data2;
1223
1224 if (pMI->screenId == *sIndex)
1225 {
1226 renderspuReparentWindow(pMI->spuWindow);
1227 }
1228}
1229
1230static void crVBoxServerCheckMuralCB(unsigned long key, void *data1, void *data2)
1231{
1232 CRMuralInfo *pMI = (CRMuralInfo*) data1;
1233 (void) data2;
1234
1235 crServerCheckMuralGeometry(pMI);
1236}
1237
1238DECLEXPORT(int32_t) crVBoxServerSetScreenCount(int sCount)
1239{
1240 int i;
1241
1242 if (sCount>CR_MAX_GUEST_MONITORS)
1243 return VERR_INVALID_PARAMETER;
1244
1245 /*Shouldn't happen yet, but to be safe in future*/
1246 for (i=0; i<cr_server.screenCount; ++i)
1247 {
1248 if (MAPPED(SCREEN(i)))
1249 crWarning("Screen count is changing, but screen[%i] is still mapped", i);
1250 return VERR_NOT_IMPLEMENTED;
1251 }
1252
1253 cr_server.screenCount = sCount;
1254
1255 for (i=0; i<sCount; ++i)
1256 {
1257 SCREEN(i).winID = 0;
1258 }
1259
1260 return VINF_SUCCESS;
1261}
1262
1263DECLEXPORT(int32_t) crVBoxServerUnmapScreen(int sIndex)
1264{
1265 crDebug("crVBoxServerUnmapScreen(%i)", sIndex);
1266
1267 if (sIndex<0 || sIndex>=cr_server.screenCount)
1268 return VERR_INVALID_PARAMETER;
1269
1270 if (MAPPED(SCREEN(sIndex)))
1271 {
1272 SCREEN(sIndex).winID = 0;
1273 renderspuSetWindowId(0);
1274
1275 crHashtableWalk(cr_server.muralTable, crVBoxServerReparentMuralCB, &sIndex);
1276 }
1277
1278 renderspuSetWindowId(SCREEN(0).winID);
1279 return VINF_SUCCESS;
1280}
1281
1282DECLEXPORT(int32_t) crVBoxServerMapScreen(int sIndex, int32_t x, int32_t y, uint32_t w, uint32_t h, uint64_t winID)
1283{
1284 crDebug("crVBoxServerMapScreen(%i) [%i,%i:%u,%u %x]", sIndex, x, y, w, h, winID);
1285
1286 if (sIndex<0 || sIndex>=cr_server.screenCount)
1287 return VERR_INVALID_PARAMETER;
1288
1289 if (MAPPED(SCREEN(sIndex)) && SCREEN(sIndex).winID!=winID)
1290 {
1291 crDebug("Mapped screen[%i] is being remapped.", sIndex);
1292 crVBoxServerUnmapScreen(sIndex);
1293 }
1294
1295 SCREEN(sIndex).winID = winID;
1296 SCREEN(sIndex).x = x;
1297 SCREEN(sIndex).y = y;
1298 SCREEN(sIndex).w = w;
1299 SCREEN(sIndex).h = h;
1300
1301 renderspuSetWindowId(SCREEN(sIndex).winID);
1302 crHashtableWalk(cr_server.muralTable, crVBoxServerReparentMuralCB, &sIndex);
1303 renderspuSetWindowId(SCREEN(0).winID);
1304
1305 crHashtableWalk(cr_server.muralTable, crVBoxServerCheckMuralCB, NULL);
1306
1307#ifndef WINDOWS
1308 /*Restore FB content for clients, which have current window on a screen being remapped*/
1309 {
1310 GLint i;
1311
1312 for (i = 0; i < cr_server.numClients; i++)
1313 {
1314 cr_server.curClient = cr_server.clients[i];
1315 if (cr_server.curClient->currentCtxInfo
1316 && cr_server.curClient->currentCtxInfo->pContext
1317 && (cr_server.curClient->currentCtxInfo->pContext->buffer.pFrontImg || cr_server.curClient->currentCtxInfo->pContext->buffer.pBackImg)
1318 && cr_server.curClient->currentMural
1319 && cr_server.curClient->currentMural->screenId == sIndex
1320 && cr_server.curClient->currentCtxInfo->pContext->buffer.storedHeight == h
1321 && cr_server.curClient->currentCtxInfo->pContext->buffer.storedWidth == w)
1322 {
1323 int clientWindow = cr_server.curClient->currentWindow;
1324 int clientContext = cr_server.curClient->currentContextNumber;
1325
1326 if (clientWindow && clientWindow != cr_server.currentWindow)
1327 {
1328 crServerDispatchMakeCurrent(clientWindow, 0, clientContext);
1329 }
1330
1331 crStateApplyFBImage(cr_server.curClient->currentCtxInfo->pContext);
1332 }
1333 }
1334 cr_server.curClient = NULL;
1335 }
1336#endif
1337
1338 {
1339 PCR_DISPLAY pDisplay = crServerDisplayGetInitialized(sIndex);
1340 if (pDisplay)
1341 CrDpResize(pDisplay, w, h, w, h);
1342 }
1343
1344 return VINF_SUCCESS;
1345}
1346
1347DECLEXPORT(int32_t) crVBoxServerSetRootVisibleRegion(GLint cRects, GLint *pRects)
1348{
1349 renderspuSetRootVisibleRegion(cRects, pRects);
1350
1351 return VINF_SUCCESS;
1352}
1353
1354DECLEXPORT(void) crVBoxServerSetPresentFBOCB(PFNCRSERVERPRESENTFBO pfnPresentFBO)
1355{
1356 cr_server.pfnPresentFBO = pfnPresentFBO;
1357}
1358
1359int32_t crServerSetOffscreenRenderingMode(GLubyte value)
1360{
1361 if (cr_server.bForceOffscreenRendering==value)
1362 {
1363 return VINF_SUCCESS;
1364 }
1365
1366 if (value > CR_SERVER_REDIR_MAXVAL)
1367 {
1368 crWarning("crServerSetOffscreenRenderingMode: invalid arg: %d", value);
1369 return VERR_INVALID_PARAMETER;
1370 }
1371
1372 if (value && !crServerSupportRedirMuralFBO())
1373 {
1374 return VERR_NOT_SUPPORTED;
1375 }
1376
1377 cr_server.bForceOffscreenRendering=value;
1378
1379 crHashtableWalk(cr_server.muralTable, crVBoxServerCheckMuralCB, NULL);
1380
1381 return VINF_SUCCESS;
1382}
1383
1384DECLEXPORT(int32_t) crVBoxServerSetOffscreenRendering(GLboolean value)
1385{
1386 return crServerSetOffscreenRenderingMode(value ? CR_SERVER_REDIR_FBO_RAM : cr_server.bOffscreenRenderingDefault);
1387}
1388
1389DECLEXPORT(int32_t) crVBoxServerOutputRedirectSet(const CROutputRedirect *pCallbacks)
1390{
1391 /* No need for a synchronization as this is single threaded. */
1392 if (pCallbacks)
1393 {
1394 cr_server.outputRedirect = *pCallbacks;
1395 cr_server.bUseOutputRedirect = true;
1396 }
1397 else
1398 {
1399 cr_server.bUseOutputRedirect = false;
1400 }
1401
1402 // @todo dynamically intercept already existing output:
1403 // crHashtableWalk(cr_server.muralTable, crVBoxServerOutputRedirectCB, NULL);
1404
1405 return VINF_SUCCESS;
1406}
1407
1408static void crVBoxServerUpdateScreenViewportCB(unsigned long key, void *data1, void *data2)
1409{
1410 CRMuralInfo *mural = (CRMuralInfo*) data1;
1411 int *sIndex = (int*) data2;
1412
1413 if (mural->screenId != *sIndex)
1414 return;
1415
1416 crServerCheckMuralGeometry(mural);
1417}
1418
1419
1420DECLEXPORT(int32_t) crVBoxServerSetScreenViewport(int sIndex, int32_t x, int32_t y, uint32_t w, uint32_t h)
1421{
1422 CRScreenViewportInfo *pVieport;
1423 GLboolean fPosChanged, fSizeChanged;
1424
1425 crDebug("crVBoxServerSetScreenViewport(%i)", sIndex);
1426
1427 if (sIndex<0 || sIndex>=cr_server.screenCount)
1428 {
1429 crWarning("crVBoxServerSetScreenViewport: invalid screen id %d", sIndex);
1430 return VERR_INVALID_PARAMETER;
1431 }
1432
1433 pVieport = &cr_server.screenVieport[sIndex];
1434 fPosChanged = (pVieport->x != x || pVieport->y != y);
1435 fSizeChanged = (pVieport->w != w || pVieport->h != h);
1436
1437 if (!fPosChanged && !fSizeChanged)
1438 {
1439 crDebug("crVBoxServerSetScreenViewport: no changes");
1440 return VINF_SUCCESS;
1441 }
1442
1443 if (fPosChanged)
1444 {
1445 pVieport->x = x;
1446 pVieport->y = y;
1447
1448 crHashtableWalk(cr_server.muralTable, crVBoxServerUpdateScreenViewportCB, &sIndex);
1449 }
1450
1451 if (fSizeChanged)
1452 {
1453 pVieport->w = w;
1454 pVieport->h = h;
1455
1456 /* no need to do anything here actually */
1457 }
1458 return VINF_SUCCESS;
1459}
1460
1461
1462#ifdef VBOX_WITH_CRHGSMI
1463/* We moved all CrHgsmi command processing to crserverlib to keep the logic of dealing with CrHgsmi commands in one place.
1464 *
1465 * For now we need the notion of CrHgdmi commands in the crserver_lib to be able to complete it asynchronously once it is really processed.
1466 * This help avoiding the "blocked-client" issues. The client is blocked if another client is doing begin-end stuff.
1467 * For now we eliminated polling that could occur on block, which caused a higher-priority thread (in guest) polling for the blocked command complition
1468 * to block the lower-priority thread trying to complete the blocking command.
1469 * And removed extra memcpy done on blocked command arrival.
1470 *
1471 * In the future we will extend CrHgsmi functionality to maintain texture data directly in CrHgsmi allocation to avoid extra memcpy-ing with PBO,
1472 * implement command completion and stuff necessary for GPU scheduling to work properly for WDDM Windows guests, etc.
1473 *
1474 * NOTE: it is ALWAYS responsibility of the crVBoxServerCrHgsmiCmd to complete the command!
1475 * */
1476int32_t crVBoxServerCrHgsmiCmd(struct VBOXVDMACMD_CHROMIUM_CMD *pCmd, uint32_t cbCmd)
1477{
1478 int32_t rc;
1479 uint32_t cBuffers = pCmd->cBuffers;
1480 uint32_t cParams;
1481 uint32_t cbHdr;
1482 CRVBOXHGSMIHDR *pHdr;
1483 uint32_t u32Function;
1484 uint32_t u32ClientID;
1485 CRClient *pClient;
1486
1487 if (!g_pvVRamBase)
1488 {
1489 crWarning("g_pvVRamBase is not initialized");
1490 crServerCrHgsmiCmdComplete(pCmd, VERR_INVALID_STATE);
1491 return VINF_SUCCESS;
1492 }
1493
1494 if (!cBuffers)
1495 {
1496 crWarning("zero buffers passed in!");
1497 crServerCrHgsmiCmdComplete(pCmd, VERR_INVALID_PARAMETER);
1498 return VINF_SUCCESS;
1499 }
1500
1501 cParams = cBuffers-1;
1502
1503 cbHdr = pCmd->aBuffers[0].cbBuffer;
1504 pHdr = VBOXCRHGSMI_PTR_SAFE(pCmd->aBuffers[0].offBuffer, cbHdr, CRVBOXHGSMIHDR);
1505 if (!pHdr)
1506 {
1507 crWarning("invalid header buffer!");
1508 crServerCrHgsmiCmdComplete(pCmd, VERR_INVALID_PARAMETER);
1509 return VINF_SUCCESS;
1510 }
1511
1512 if (cbHdr < sizeof (*pHdr))
1513 {
1514 crWarning("invalid header buffer size!");
1515 crServerCrHgsmiCmdComplete(pCmd, VERR_INVALID_PARAMETER);
1516 return VINF_SUCCESS;
1517 }
1518
1519 u32Function = pHdr->u32Function;
1520 u32ClientID = pHdr->u32ClientID;
1521
1522 switch (u32Function)
1523 {
1524 case SHCRGL_GUEST_FN_WRITE:
1525 {
1526 crDebug(("svcCall: SHCRGL_GUEST_FN_WRITE\n"));
1527
1528 /* @todo: Verify */
1529 if (cParams == 1)
1530 {
1531 CRVBOXHGSMIWRITE* pFnCmd = (CRVBOXHGSMIWRITE*)pHdr;
1532 VBOXVDMACMD_CHROMIUM_BUFFER *pBuf = &pCmd->aBuffers[1];
1533 /* Fetch parameters. */
1534 uint32_t cbBuffer = pBuf->cbBuffer;
1535 uint8_t *pBuffer = VBOXCRHGSMI_PTR_SAFE(pBuf->offBuffer, cbBuffer, uint8_t);
1536
1537 if (cbHdr < sizeof (*pFnCmd))
1538 {
1539 crWarning("invalid write cmd buffer size!");
1540 rc = VERR_INVALID_PARAMETER;
1541 break;
1542 }
1543
1544 CRASSERT(cbBuffer);
1545 if (!pBuffer)
1546 {
1547 crWarning("invalid buffer data received from guest!");
1548 rc = VERR_INVALID_PARAMETER;
1549 break;
1550 }
1551
1552 rc = crVBoxServerClientGet(u32ClientID, &pClient);
1553 if (RT_FAILURE(rc))
1554 {
1555 break;
1556 }
1557
1558 /* This should never fire unless we start to multithread */
1559 CRASSERT(pClient->conn->pBuffer==NULL && pClient->conn->cbBuffer==0);
1560 CRVBOXHGSMI_CMDDATA_ASSERT_CLEANED(&pClient->conn->CmdData);
1561
1562 pClient->conn->pBuffer = pBuffer;
1563 pClient->conn->cbBuffer = cbBuffer;
1564 CRVBOXHGSMI_CMDDATA_SET(&pClient->conn->CmdData, pCmd, pHdr);
1565 rc = crVBoxServerInternalClientWriteRead(pClient);
1566 CRVBOXHGSMI_CMDDATA_ASSERT_CLEANED(&pClient->conn->CmdData);
1567 return rc;
1568 }
1569 else
1570 {
1571 crWarning("invalid number of args");
1572 rc = VERR_INVALID_PARAMETER;
1573 break;
1574 }
1575 break;
1576 }
1577
1578 case SHCRGL_GUEST_FN_INJECT:
1579 {
1580 crDebug(("svcCall: SHCRGL_GUEST_FN_INJECT\n"));
1581
1582 /* @todo: Verify */
1583 if (cParams == 1)
1584 {
1585 CRVBOXHGSMIINJECT *pFnCmd = (CRVBOXHGSMIINJECT*)pHdr;
1586 /* Fetch parameters. */
1587 uint32_t u32InjectClientID = pFnCmd->u32ClientID;
1588 VBOXVDMACMD_CHROMIUM_BUFFER *pBuf = &pCmd->aBuffers[1];
1589 uint32_t cbBuffer = pBuf->cbBuffer;
1590 uint8_t *pBuffer = VBOXCRHGSMI_PTR_SAFE(pBuf->offBuffer, cbBuffer, uint8_t);
1591
1592 if (cbHdr < sizeof (*pFnCmd))
1593 {
1594 crWarning("invalid inject cmd buffer size!");
1595 rc = VERR_INVALID_PARAMETER;
1596 break;
1597 }
1598
1599 CRASSERT(cbBuffer);
1600 if (!pBuffer)
1601 {
1602 crWarning("invalid buffer data received from guest!");
1603 rc = VERR_INVALID_PARAMETER;
1604 break;
1605 }
1606
1607 rc = crVBoxServerClientGet(u32InjectClientID, &pClient);
1608 if (RT_FAILURE(rc))
1609 {
1610 break;
1611 }
1612
1613 /* This should never fire unless we start to multithread */
1614 CRASSERT(pClient->conn->pBuffer==NULL && pClient->conn->cbBuffer==0);
1615 CRVBOXHGSMI_CMDDATA_ASSERT_CLEANED(&pClient->conn->CmdData);
1616
1617 pClient->conn->pBuffer = pBuffer;
1618 pClient->conn->cbBuffer = cbBuffer;
1619 CRVBOXHGSMI_CMDDATA_SET(&pClient->conn->CmdData, pCmd, pHdr);
1620 rc = crVBoxServerInternalClientWriteRead(pClient);
1621 CRVBOXHGSMI_CMDDATA_ASSERT_CLEANED(&pClient->conn->CmdData);
1622 return rc;
1623 }
1624
1625 crWarning("invalid number of args");
1626 rc = VERR_INVALID_PARAMETER;
1627 break;
1628 }
1629
1630 case SHCRGL_GUEST_FN_READ:
1631 {
1632 crDebug(("svcCall: SHCRGL_GUEST_FN_READ\n"));
1633
1634 /* @todo: Verify */
1635 if (cParams == 1)
1636 {
1637 CRVBOXHGSMIREAD *pFnCmd = (CRVBOXHGSMIREAD*)pHdr;
1638 VBOXVDMACMD_CHROMIUM_BUFFER *pBuf = &pCmd->aBuffers[1];
1639 /* Fetch parameters. */
1640 uint32_t cbBuffer = pBuf->cbBuffer;
1641 uint8_t *pBuffer = VBOXCRHGSMI_PTR_SAFE(pBuf->offBuffer, cbBuffer, uint8_t);
1642
1643 if (cbHdr < sizeof (*pFnCmd))
1644 {
1645 crWarning("invalid read cmd buffer size!");
1646 rc = VERR_INVALID_PARAMETER;
1647 break;
1648 }
1649
1650
1651 if (!pBuffer)
1652 {
1653 crWarning("invalid buffer data received from guest!");
1654 rc = VERR_INVALID_PARAMETER;
1655 break;
1656 }
1657
1658 rc = crVBoxServerClientGet(u32ClientID, &pClient);
1659 if (RT_FAILURE(rc))
1660 {
1661 break;
1662 }
1663
1664 CRVBOXHGSMI_CMDDATA_ASSERT_CLEANED(&pClient->conn->CmdData);
1665
1666 rc = crVBoxServerInternalClientRead(pClient, pBuffer, &cbBuffer);
1667
1668 /* Return the required buffer size always */
1669 pFnCmd->cbBuffer = cbBuffer;
1670
1671 CRVBOXHGSMI_CMDDATA_ASSERT_CLEANED(&pClient->conn->CmdData);
1672
1673 /* the read command is never pended, complete it right away */
1674 pHdr->result = rc;
1675 crServerCrHgsmiCmdComplete(pCmd, VINF_SUCCESS);
1676 return VINF_SUCCESS;
1677 }
1678
1679 crWarning("invalid number of args");
1680 rc = VERR_INVALID_PARAMETER;
1681 break;
1682 }
1683
1684 case SHCRGL_GUEST_FN_WRITE_READ:
1685 {
1686 crDebug(("svcCall: SHCRGL_GUEST_FN_WRITE_READ\n"));
1687
1688 /* @todo: Verify */
1689 if (cParams == 2)
1690 {
1691 CRVBOXHGSMIWRITEREAD *pFnCmd = (CRVBOXHGSMIWRITEREAD*)pHdr;
1692 VBOXVDMACMD_CHROMIUM_BUFFER *pBuf = &pCmd->aBuffers[1];
1693 VBOXVDMACMD_CHROMIUM_BUFFER *pWbBuf = &pCmd->aBuffers[2];
1694
1695 /* Fetch parameters. */
1696 uint32_t cbBuffer = pBuf->cbBuffer;
1697 uint8_t *pBuffer = VBOXCRHGSMI_PTR_SAFE(pBuf->offBuffer, cbBuffer, uint8_t);
1698
1699 uint32_t cbWriteback = pWbBuf->cbBuffer;
1700 char *pWriteback = VBOXCRHGSMI_PTR_SAFE(pWbBuf->offBuffer, cbWriteback, char);
1701
1702 if (cbHdr < sizeof (*pFnCmd))
1703 {
1704 crWarning("invalid write_read cmd buffer size!");
1705 rc = VERR_INVALID_PARAMETER;
1706 break;
1707 }
1708
1709
1710 CRASSERT(cbBuffer);
1711 if (!pBuffer)
1712 {
1713 crWarning("invalid write buffer data received from guest!");
1714 rc = VERR_INVALID_PARAMETER;
1715 break;
1716 }
1717
1718 CRASSERT(cbWriteback);
1719 if (!pWriteback)
1720 {
1721 crWarning("invalid writeback buffer data received from guest!");
1722 rc = VERR_INVALID_PARAMETER;
1723 break;
1724 }
1725 rc = crVBoxServerClientGet(u32ClientID, &pClient);
1726 if (RT_FAILURE(rc))
1727 {
1728 pHdr->result = rc;
1729 crServerCrHgsmiCmdComplete(pCmd, VINF_SUCCESS);
1730 return rc;
1731 }
1732
1733 /* This should never fire unless we start to multithread */
1734 CRASSERT(pClient->conn->pBuffer==NULL && pClient->conn->cbBuffer==0);
1735 CRVBOXHGSMI_CMDDATA_ASSERT_CLEANED(&pClient->conn->CmdData);
1736
1737 pClient->conn->pBuffer = pBuffer;
1738 pClient->conn->cbBuffer = cbBuffer;
1739 CRVBOXHGSMI_CMDDATA_SETWB(&pClient->conn->CmdData, pCmd, pHdr, pWriteback, cbWriteback, &pFnCmd->cbWriteback);
1740 rc = crVBoxServerInternalClientWriteRead(pClient);
1741 CRVBOXHGSMI_CMDDATA_ASSERT_CLEANED(&pClient->conn->CmdData);
1742 return rc;
1743 }
1744
1745 crWarning("invalid number of args");
1746 rc = VERR_INVALID_PARAMETER;
1747 break;
1748 }
1749
1750 case SHCRGL_GUEST_FN_SET_VERSION:
1751 {
1752 crWarning("invalid function");
1753 rc = VERR_NOT_IMPLEMENTED;
1754 break;
1755 }
1756
1757 case SHCRGL_GUEST_FN_SET_PID:
1758 {
1759 crWarning("invalid function");
1760 rc = VERR_NOT_IMPLEMENTED;
1761 break;
1762 }
1763
1764 default:
1765 {
1766 crWarning("invalid function");
1767 rc = VERR_NOT_IMPLEMENTED;
1768 break;
1769 }
1770
1771 }
1772
1773 /* we can be on fail only here */
1774 CRASSERT(RT_FAILURE(rc));
1775 pHdr->result = rc;
1776 crServerCrHgsmiCmdComplete(pCmd, VINF_SUCCESS);
1777 return rc;
1778}
1779
1780int32_t crVBoxServerCrHgsmiCtl(struct VBOXVDMACMD_CHROMIUM_CTL *pCtl, uint32_t cbCtl)
1781{
1782 int rc = VINF_SUCCESS;
1783
1784 switch (pCtl->enmType)
1785 {
1786 case VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP:
1787 {
1788 PVBOXVDMACMD_CHROMIUM_CTL_CRHGSMI_SETUP pSetup = (PVBOXVDMACMD_CHROMIUM_CTL_CRHGSMI_SETUP)pCtl;
1789 g_pvVRamBase = (uint8_t*)pSetup->pvVRamBase;
1790 g_cbVRam = pSetup->cbVRam;
1791 rc = VINF_SUCCESS;
1792 break;
1793 }
1794 case VBOXVDMACMD_CHROMIUM_CTL_TYPE_SAVESTATE_BEGIN:
1795 case VBOXVDMACMD_CHROMIUM_CTL_TYPE_SAVESTATE_END:
1796 rc = VINF_SUCCESS;
1797 break;
1798 case VBOXVDMACMD_CHROMIUM_CTL_TYPE_CRHGSMI_SETUP_COMPLETION:
1799 {
1800 PVBOXVDMACMD_CHROMIUM_CTL_CRHGSMI_SETUP_COMPLETION pSetup = (PVBOXVDMACMD_CHROMIUM_CTL_CRHGSMI_SETUP_COMPLETION)pCtl;
1801 g_hCrHgsmiCompletion = pSetup->hCompletion;
1802 g_pfnCrHgsmiCompletion = pSetup->pfnCompletion;
1803 rc = VINF_SUCCESS;
1804 break;
1805 }
1806 default:
1807 AssertMsgFailed(("invalid param %d", pCtl->enmType));
1808 rc = VERR_INVALID_PARAMETER;
1809 }
1810
1811 /* NOTE: Control commands can NEVER be pended here, this is why its a task of a caller (Main)
1812 * to complete them accordingly.
1813 * This approach allows using host->host and host->guest commands in the same way here
1814 * making the command completion to be the responsibility of the command originator.
1815 * E.g. ctl commands can be both Hgcm Host synchronous commands that do not require completion at all,
1816 * or Hgcm Host Fast Call commands that do require completion. All this details are hidden here */
1817 return rc;
1818}
1819#endif
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