812   sqlite3_file *pFd;              /* File descriptor open on vfslog file */  member
884   p->pFd = (sqlite3_file *)&p[1];  in vlogConnect()
885   p->zFile = &((char *)p->pFd)[pVfs->szOsFile];  in vlogConnect()
897   rc = pVfs->xOpen(pVfs, p->zFile, p->pFd, flags, &flags);  in vlogConnect()
900     p->pFd->pMethods->xFileSize(p->pFd, &p->nByte);  in vlogConnect()
926   if( p->pFd->pMethods ){  in vlogDisconnect()
927     p->pFd->pMethods->xClose(p->pFd);  in vlogDisconnect()
928     p->pFd->pMethods = 0;  in vlogDisconnect()
977     rc = p->pFd->pMethods->xRead(p->pFd, pCsr->aBuf, nRead, pCsr->iOffset);  in vlogNext()
984       rc = p->pFd->pMethods->xRead(p->pFd, buf, 4, pCsr->iOffset+nRead);  in vlogNext()
989         rc = p->pFd->pMethods->xRead(p->pFd, zStr, nStr, pCsr->iOffset+nRead);  in vlogNext()