61082   u32 iFrame = 0;              /* Frame of WAL containing pgno */  local
61088     rc = sqlite3WalFindFrame(pPager->pWal, pPg->pgno, &iFrame);
61091   if( iFrame ){
61092     rc = sqlite3WalReadFrame(pPager->pWal, iFrame,pPager->pageSize,pPg->pData);
63690   u32 iFrame = 0;                 /* Frame to read from WAL file */  local
63715     rc = sqlite3WalFindFrame(pPager->pWal, pgno, &iFrame);
63721   if( bMmapOk && iFrame==0 ){
66376 #define walFrameOffset(iFrame, szPage) (                               \  argument
66377   WAL_HDRSIZE + ((iFrame)-1)*(i64)((szPage)+WAL_FRAME_HDRSIZE)         \
67075 static int walFramePage(u32 iFrame){
67076   int iHash = (iFrame+HASHTABLE_NPAGE-HASHTABLE_NPAGE_ONE-1) / HASHTABLE_NPAGE;
67077   assert( (iHash==0 || iFrame>HASHTABLE_NPAGE_ONE)
67078        && (iHash>=1 || iFrame<=HASHTABLE_NPAGE_ONE)
67079        && (iHash<=1 || iFrame>(HASHTABLE_NPAGE_ONE+HASHTABLE_NPAGE))
67080        && (iHash>=2 || iFrame<=HASHTABLE_NPAGE_ONE+HASHTABLE_NPAGE)
67081        && (iHash<=2 || iFrame>(HASHTABLE_NPAGE_ONE+2*HASHTABLE_NPAGE))
67090 static u32 walFramePgno(Wal *pWal, u32 iFrame){
67091   int iHash = walFramePage(iFrame);
67094     return pWal->apWiData[0][WALINDEX_HDR_SIZE/sizeof(u32) + iFrame - 1];
67096   return pWal->apWiData[iHash][(iFrame-1-HASHTABLE_NPAGE_ONE)%HASHTABLE_NPAGE];
67173 static int walIndexAppend(Wal *pWal, u32 iFrame, u32 iPage){
67177   rc = walHashGet(pWal, walFramePage(iFrame), &sLoc);
67187     idx = iFrame - sLoc.iZero;
67364       u32 iFrame;                 /* Index of last frame read */  local
67374       for(iFrame=iFirst; iFrame<=iLast; iFrame++){
67375         i64 iOffset = walFrameOffset(iFrame, szPage);
67384         rc = walIndexAppend(pWal, iFrame, pgno);
67389           pWal->hdr.mxFrame = iFrame;
67431       if( iFrame<=iLast ) break;
68084   u32 iFrame = 0;                 /* Wal frame containing data for iDbpage */  local
68163       while( rc==SQLITE_OK && 0==walIteratorNext(pIter, &iDbpage, &iFrame) ){
68165         assert( walFramePgno(pWal, iFrame)==iDbpage );
68171         if( iFrame<=nBackfill || iFrame>mxSafeFrame || iDbpage>mxPage ){
68174         iOffset = walFrameOffset(iFrame, szPage) + WAL_FRAME_HDRSIZE;
69448       u32 iFrame = iH + sLoc.iZero;  local
69449       if( iFrame<=iLast && iFrame>=pWal->minFrame && sLoc.aPgno[iH-1]==pgno ){
69450         assert( iFrame>iRead || CORRUPT_DB );
69451         iRead = iFrame;
69633     Pgno iFrame;  local
69641       for(iFrame=pWal->hdr.mxFrame+1;
69642           ALWAYS(rc==SQLITE_OK) && iFrame<=iMax;
69643           iFrame++
69656         assert( walFramePgno(pWal, iFrame)!=1 );
69657         rc = xUndo(pUndoCtx, walFramePgno(pWal, iFrame));
69902   u32 iFrame;                     /* Next frame address */  local
69942   iFrame = pWal->hdr.mxFrame;
69943   if( iFrame==0 ){
69991   iOffset = walFrameOffset(iFrame+1, szPage);
70020     iFrame++;
70021     assert( iOffset==walFrameOffset(iFrame, szPage) );
70032     rc = walRewriteChecksums(pWal, iFrame);
70077     if( walFrameOffset(iFrame+nExtra+1, szPage)>pWal->mxWalSize ){
70078       sz = walFrameOffset(iFrame+nExtra+1, szPage);
70089   iFrame = pWal->hdr.mxFrame;
70092     iFrame++;
70093     rc = walIndexAppend(pWal, iFrame, p->pgno);
70097     iFrame++;
70099     rc = walIndexAppend(pWal, iFrame, pLast->pgno);
70107     pWal->hdr.mxFrame = iFrame;
70115       pWal->iCallback = iFrame;
224389   u32 iFrame;
224406   iFrame = (u32)((iOff-32) / (i64)(iAmt+24)) + 1;
224407   if( pRbu->iMaxFrame<iFrame ) pRbu->iMaxFrame = iFrame;
224408   pRbu->aFrame[pRbu->nFrame].iWalFrame = iFrame;