90   sqlite_int64 iOfst     /* Begin reading at this offset */  in memjrnlRead()  argument
98   if( (iAmt+iOfst)>p->endpoint.iOffset ){  in memjrnlRead()
102   if( p->readpoint.iOffset!=iOfst || iOfst==0 ){  in memjrnlRead()
105         ALWAYS(pChunk) && (iOff+p->nChunkSize)<=iOfst;  in memjrnlRead()
115   iChunkOffset = (int)(iOfst%p->nChunkSize);  in memjrnlRead()
124   p->readpoint.iOffset = pChunk ? iOfst+iAmt : 0;  in memjrnlRead()
191   sqlite_int64 iOfst     /* Begin writing at this offset into the file */  in memjrnlWrite()  argument
199   if( p->nSpill>0 && (iAmt+iOfst)>p->nSpill ){  in memjrnlWrite()
202       rc = sqlite3OsWrite(pJfd, zBuf, iAmt, iOfst);  in memjrnlWrite()
214     assert( iOfst<=p->endpoint.iOffset );  in memjrnlWrite()
215     if( iOfst>0 && iOfst!=p->endpoint.iOffset ){  in memjrnlWrite()
216       memjrnlTruncate(pJfd, iOfst);  in memjrnlWrite()
218     if( iOfst==0 && p->pFirst ){  in memjrnlWrite()