619     sqlite3_io_methods *pNew = sqlite3_malloc( sizeof(*pNew) );  in vfstraceOpen()  local
621     memset(pNew, 0, sizeof(*pNew));  in vfstraceOpen()
622     pNew->iVersion = pSub->iVersion;  in vfstraceOpen()
623     pNew->xClose = vfstraceClose;  in vfstraceOpen()
624     pNew->xRead = vfstraceRead;  in vfstraceOpen()
625     pNew->xWrite = vfstraceWrite;  in vfstraceOpen()
626     pNew->xTruncate = vfstraceTruncate;  in vfstraceOpen()
627     pNew->xSync = vfstraceSync;  in vfstraceOpen()
628     pNew->xFileSize = vfstraceFileSize;  in vfstraceOpen()
629     pNew->xLock = vfstraceLock;  in vfstraceOpen()
630     pNew->xUnlock = vfstraceUnlock;  in vfstraceOpen()
631     pNew->xCheckReservedLock = vfstraceCheckReservedLock;  in vfstraceOpen()
632     pNew->xFileControl = vfstraceFileControl;  in vfstraceOpen()
633     pNew->xSectorSize = vfstraceSectorSize;  in vfstraceOpen()
634     pNew->xDeviceCharacteristics = vfstraceDeviceCharacteristics;  in vfstraceOpen()
635     if( pNew->iVersion>=2 ){  in vfstraceOpen()
636       pNew->xShmMap = pSub->xShmMap ? vfstraceShmMap : 0;  in vfstraceOpen()
637       pNew->xShmLock = pSub->xShmLock ? vfstraceShmLock : 0;  in vfstraceOpen()
638       pNew->xShmBarrier = pSub->xShmBarrier ? vfstraceShmBarrier : 0;  in vfstraceOpen()
639       pNew->xShmUnmap = pSub->xShmUnmap ? vfstraceShmUnmap : 0;  in vfstraceOpen()
641     pFile->pMethods = pNew;  in vfstraceOpen()
840   sqlite3_vfs *pNew;  in vfstrace_register()  local
849   nByte = sizeof(*pNew) + sizeof(*pInfo) + nName + 1;  in vfstrace_register()
850   pNew = sqlite3_malloc( nByte );  in vfstrace_register()
851   if( pNew==0 ) return SQLITE_NOMEM;  in vfstrace_register()
852   memset(pNew, 0, nByte);  in vfstrace_register()
853   pInfo = (vfstrace_info*)&pNew[1];  in vfstrace_register()
854   pNew->iVersion = pRoot->iVersion;  in vfstrace_register()
855   pNew->szOsFile = pRoot->szOsFile + sizeof(vfstrace_file);  in vfstrace_register()
856   pNew->mxPathname = pRoot->mxPathname;  in vfstrace_register()
857   pNew->zName = (char*)&pInfo[1];  in vfstrace_register()
859   pNew->pAppData = pInfo;  in vfstrace_register()
860   pNew->xOpen = vfstraceOpen;  in vfstrace_register()
861   pNew->xDelete = vfstraceDelete;  in vfstrace_register()
862   pNew->xAccess = vfstraceAccess;  in vfstrace_register()
863   pNew->xFullPathname = vfstraceFullPathname;  in vfstrace_register()
864   pNew->xDlOpen = pRoot->xDlOpen==0 ? 0 : vfstraceDlOpen;  in vfstrace_register()
865   pNew->xDlError = pRoot->xDlError==0 ? 0 : vfstraceDlError;  in vfstrace_register()
866   pNew->xDlSym = pRoot->xDlSym==0 ? 0 : vfstraceDlSym;  in vfstrace_register()
867   pNew->xDlClose = pRoot->xDlClose==0 ? 0 : vfstraceDlClose;  in vfstrace_register()
868   pNew->xRandomness = vfstraceRandomness;  in vfstrace_register()
869   pNew->xSleep = vfstraceSleep;  in vfstrace_register()
870   pNew->xCurrentTime = vfstraceCurrentTime;  in vfstrace_register()
871   pNew->xGetLastError = pRoot->xGetLastError==0 ? 0 : vfstraceGetLastError;  in vfstrace_register()
872   if( pNew->iVersion>=2 ){  in vfstrace_register()
873     pNew->xCurrentTimeInt64 = pRoot->xCurrentTimeInt64==0 ? 0 :  in vfstrace_register()
875     if( pNew->iVersion>=3 ){  in vfstrace_register()
876       pNew->xSetSystemCall = pRoot->xSetSystemCall==0 ? 0 :   in vfstrace_register()
878       pNew->xGetSystemCall = pRoot->xGetSystemCall==0 ? 0 :   in vfstrace_register()
880       pNew->xNextSystemCall = pRoot->xNextSystemCall==0 ? 0 :   in vfstrace_register()
887   pInfo->zVfsName = pNew->zName;  in vfstrace_register()
888   pInfo->pTraceVfs = pNew;  in vfstrace_register()
891   return sqlite3_vfs_register(pNew, makeDefault);  in vfstrace_register()