296   sqlite3_file *pSubOpen = 0;  in multiplexSubOpen()  local
312   if( (*rc)==SQLITE_OK && (pSubOpen = pGroup->aReal[iChunk].p)==0 ){  in multiplexSubOpen()
333     pSubOpen = sqlite3_malloc64( pOrigVfs->szOsFile );  in multiplexSubOpen()
334     if( pSubOpen==0 ){  in multiplexSubOpen()
338     pGroup->aReal[iChunk].p = pSubOpen;  in multiplexSubOpen()
339     *rc = pOrigVfs->xOpen(pOrigVfs, pGroup->aReal[iChunk].z, pSubOpen,  in multiplexSubOpen()
344       sqlite3_free(pSubOpen);  in multiplexSubOpen()
349   return pSubOpen;  in multiplexSubOpen()
436   sqlite3_file *pSubOpen = pGroup->aReal[iChunk].p;  in multiplexSubClose()  local
437   if( pSubOpen ){  in multiplexSubClose()
438     pSubOpen->pMethods->xClose(pSubOpen);  in multiplexSubClose()
479   sqlite3_file *pSubOpen = 0;                    /* Real file descriptor */  in multiplexOpen()  local
539       pSubOpen = multiplexSubOpen(pGroup, 0, &rc, pOutFlags, 0);  in multiplexOpen()
540       if( pSubOpen==0 && rc==SQLITE_OK ) rc = SQLITE_CANTOPEN;  in multiplexOpen()
545       rc = pSubOpen->pMethods->xFileSize(pSubOpen, &sz64);  in multiplexOpen()
593       if( pSubOpen->pMethods->iVersion==1 ){  in multiplexOpen()
724     sqlite3_file *pSubOpen = multiplexSubOpen(pGroup, 0, &rc, NULL, 0);  in multiplexRead()  local
725     if( pSubOpen==0 ){  in multiplexRead()
728       rc = pSubOpen->pMethods->xRead(pSubOpen, pBuf, iAmt, iOfst);  in multiplexRead()
733       sqlite3_file *pSubOpen;  in multiplexRead()  local
734       pSubOpen = multiplexSubOpen(pGroup, i, &rc, NULL, 1);  in multiplexRead()
735       if( pSubOpen ){  in multiplexRead()
739         rc = pSubOpen->pMethods->xRead(pSubOpen, pBuf, iAmt,  in multiplexRead()
769     sqlite3_file *pSubOpen = multiplexSubOpen(pGroup, 0, &rc, NULL, 0);  in multiplexWrite()  local
770     if( pSubOpen==0 ){  in multiplexWrite()
773       rc = pSubOpen->pMethods->xWrite(pSubOpen, pBuf, iAmt, iOfst);  in multiplexWrite()
778       sqlite3_file *pSubOpen = multiplexSubOpen(pGroup, i, &rc, NULL, 1);  in multiplexWrite()  local
779       if( pSubOpen ){  in multiplexWrite()
784         rc = pSubOpen->pMethods->xWrite(pSubOpen, pBuf, iAmt,  in multiplexWrite()
804     sqlite3_file *pSubOpen = multiplexSubOpen(pGroup, 0, &rc, NULL, 0);  in multiplexTruncate()  local
805     if( pSubOpen==0 ){  in multiplexTruncate()
808       rc = pSubOpen->pMethods->xTruncate(pSubOpen, size);  in multiplexTruncate()
813     sqlite3_file *pSubOpen;  in multiplexTruncate()  local
820         pSubOpen = multiplexSubOpen(pGroup, i, &rc, 0, 0);  in multiplexTruncate()
821         if( pSubOpen ){  in multiplexTruncate()
822           rc = pSubOpen->pMethods->xTruncate(pSubOpen, 0);  in multiplexTruncate()
827       pSubOpen = multiplexSubOpen(pGroup, iBaseGroup, &rc, 0, 0);  in multiplexTruncate()
828       if( pSubOpen ){  in multiplexTruncate()
829         rc = pSubOpen->pMethods->xTruncate(pSubOpen, size % pGroup->szChunk);  in multiplexTruncate()
845     sqlite3_file *pSubOpen = pGroup->aReal[i].p;  in multiplexSync()  local
846     if( pSubOpen ){  in multiplexSync()
847       int rc2 = pSubOpen->pMethods->xSync(pSubOpen, flags);  in multiplexSync()
863     sqlite3_file *pSubOpen = multiplexSubOpen(pGroup, 0, &rc, NULL, 0);  in multiplexFileSize()  local
864     if( pSubOpen==0 ){  in multiplexFileSize()
867       rc = pSubOpen->pMethods->xFileSize(pSubOpen, pSize);  in multiplexFileSize()
885   sqlite3_file *pSubOpen = multiplexSubOpen(p->pGroup, 0, &rc, NULL, 0);  in multiplexLock()  local
886   if( pSubOpen ){  in multiplexLock()
887     return pSubOpen->pMethods->xLock(pSubOpen, lock);  in multiplexLock()
897   sqlite3_file *pSubOpen = multiplexSubOpen(p->pGroup, 0, &rc, NULL, 0);  in multiplexUnlock()  local
898   if( pSubOpen ){  in multiplexUnlock()
899     return pSubOpen->pMethods->xUnlock(pSubOpen, lock);  in multiplexUnlock()
909   sqlite3_file *pSubOpen = multiplexSubOpen(p->pGroup, 0, &rc, NULL, 0);  in multiplexCheckReservedLock()  local
910   if( pSubOpen ){  in multiplexCheckReservedLock()
911     return pSubOpen->pMethods->xCheckReservedLock(pSubOpen, pResOut);  in multiplexCheckReservedLock()
923   sqlite3_file *pSubOpen;  in multiplexFileControl()  local
1043       pSubOpen = multiplexSubOpen(pGroup, 0, &rc, NULL, 0);  in multiplexFileControl()
1044       if( pSubOpen ){  in multiplexFileControl()
1045         rc = pSubOpen->pMethods->xFileControl(pSubOpen, op, pArg);  in multiplexFileControl()
1060   sqlite3_file *pSubOpen = multiplexSubOpen(p->pGroup, 0, &rc, NULL, 0);  in multiplexSectorSize()  local
1061   if( pSubOpen && pSubOpen->pMethods->xSectorSize ){  in multiplexSectorSize()
1062     return pSubOpen->pMethods->xSectorSize(pSubOpen);  in multiplexSectorSize()
1072   sqlite3_file *pSubOpen = multiplexSubOpen(p->pGroup, 0, &rc, NULL, 0);  in multiplexDeviceCharacteristics()  local
1073   if( pSubOpen ){  in multiplexDeviceCharacteristics()
1074     return pSubOpen->pMethods->xDeviceCharacteristics(pSubOpen);  in multiplexDeviceCharacteristics()
1090   sqlite3_file *pSubOpen = multiplexSubOpen(p->pGroup, 0, &rc, NULL, 0);  in multiplexShmMap()  local
1091   if( pSubOpen ){  in multiplexShmMap()
1092     return pSubOpen->pMethods->xShmMap(pSubOpen, iRegion, szRegion, bExtend,pp);  in multiplexShmMap()
1107   sqlite3_file *pSubOpen = multiplexSubOpen(p->pGroup, 0, &rc, NULL, 0);  in multiplexShmLock()  local
1108   if( pSubOpen ){  in multiplexShmLock()
1109     return pSubOpen->pMethods->xShmLock(pSubOpen, ofst, n, flags);  in multiplexShmLock()
1119   sqlite3_file *pSubOpen = multiplexSubOpen(p->pGroup, 0, &rc, NULL, 0);  in multiplexShmBarrier()  local
1120   if( pSubOpen ){  in multiplexShmBarrier()
1121     pSubOpen->pMethods->xShmBarrier(pSubOpen);  in multiplexShmBarrier()
1130   sqlite3_file *pSubOpen = multiplexSubOpen(p->pGroup, 0, &rc, NULL, 0);  in multiplexShmUnmap()  local
1131   if( pSubOpen ){  in multiplexShmUnmap()
1132     return pSubOpen->pMethods->xShmUnmap(pSubOpen, deleteFlag);  in multiplexShmUnmap()