Cross Reference: /xsrc/external/mit/xorg-server.old/dist/Xext/shm.c

Lines Matching defs:shmdesc
139 #define VERIFY_SHMSEG(shmseg,shmdesc,client) \
142     rc = dixLookupResourceByType((pointer *)&(shmdesc), shmseg, ShmSegType, \
148 #define VERIFY_SHMPTR(shmseg,offset,needwrite,shmdesc,client) \
150     VERIFY_SHMSEG(shmseg, shmdesc, client); \
151     if ((offset & 3) || (offset > shmdesc->size)) \
156     if (needwrite && !shmdesc->writable) \
160 #define VERIFY_SHMSIZE(shmdesc,offset,len,client) \
162     if ((offset + len) > shmdesc->size) \
268 	ShmDescPtr  shmdesc;
269 	shmdesc = (ShmDescPtr)dixLookupPrivate(&pPixmap->devPrivates,
271 	if (shmdesc)
272 	    ShmDetachSegment ((pointer) shmdesc, pPixmap->drawable.id);
387     ShmDescPtr shmdesc;
397     for (shmdesc = Shmsegs;
398 	 shmdesc && (shmdesc->shmid != stuff->shmid);
399 	 shmdesc = shmdesc->next)
401     if (shmdesc)
403 	if (!stuff->readOnly && !shmdesc->writable)
405 	shmdesc->refcnt++;
409 	shmdesc = malloc(sizeof(ShmDescRec));
410 	if (!shmdesc)
412 	shmdesc->addr = shmat(stuff->shmid, 0,
414 	if ((shmdesc->addr == ((char *)-1)) ||
417 	    free(shmdesc);
426 	    shmdt(shmdesc->addr);
427 	    free(shmdesc);
431 	shmdesc->shmid = stuff->shmid;
432 	shmdesc->refcnt = 1;
433 	shmdesc->writable = !stuff->readOnly;
434 	shmdesc->size = SHM_SEGSZ(buf);
435 	shmdesc->next = Shmsegs;
436 	Shmsegs = shmdesc;
438     if (!AddResource(stuff->shmseg, ShmSegType, (pointer)shmdesc))
448     ShmDescPtr shmdesc = (ShmDescPtr)value;
451     if (--shmdesc->refcnt)
453     shmdt(shmdesc->addr);
454     for (prev = &Shmsegs; *prev != shmdesc; prev = &(*prev)->next)
456     *prev = shmdesc->next;
457     free(shmdesc);
464     ShmDescPtr shmdesc;
468     VERIFY_SHMSEG(stuff->shmseg, shmdesc, client);
526     ShmDescPtr shmdesc;
531     VERIFY_SHMPTR(stuff->shmseg, stuff->offset, FALSE, shmdesc, client);
561      * VERIFY_SHMSIZE(shmdesc, stuff->offset, length * stuff->totalHeight,
566 	length > (shmdesc->size - stuff->offset)/stuff->totalHeight) {
602 			       shmdesc->addr + stuff->offset +
610                       shmdesc->addr + stuff->offset);
635     ShmDescPtr		shmdesc;
650     VERIFY_SHMPTR(stuff->shmseg, stuff->offset, TRUE, shmdesc, client);
697     VERIFY_SHMSIZE(shmdesc, stuff->offset, length, client);
709 				    shmdesc->addr + stuff->offset);
723 					    shmdesc->addr + length);
788     ShmDescPtr		shmdesc;
816     VERIFY_SHMPTR(stuff->shmseg, stuff->offset, TRUE, shmdesc, client);
877     VERIFY_SHMSIZE(shmdesc, stuff->offset, length, client);
883 					shmdesc->addr + stuff->offset,
891 				     format, plane, shmdesc->addr + length,
919     ShmDescPtr shmdesc;
935     VERIFY_SHMPTR(stuff->shmseg, stuff->offset, TRUE, shmdesc, client);
968     VERIFY_SHMSIZE(shmdesc, stuff->offset, size, client);
988 				shmdesc->addr + stuff->offset);
991 	    dixSetPrivate(&pMap->devPrivates, shmPixmapPrivateKey, shmdesc);
992             shmdesc->refcnt++;
1041     ShmDescPtr shmdesc;
1057     VERIFY_SHMPTR(stuff->shmseg, stuff->offset, TRUE, shmdesc, client);
1090     VERIFY_SHMSIZE(shmdesc, stuff->offset, size, client);
1095 			    shmdesc->addr + stuff->offset);
1104 	dixSetPrivate(&pMap->devPrivates, shmPixmapPrivateKey, shmdesc);
1105 	shmdesc->refcnt++;