contrib/sqlite3/sqlite3.c

58009 SQLITE_PRIVATE void sqlite3WalSavepoint(Wal *pWal, u32 *aWalData);
58013 SQLITE_PRIVATE int sqlite3WalSavepointUndo(Wal *pWal, u32 *aWalData);
58498   u32 aWalData[WAL_SAVEPOINT_NDATA];        /* WAL savepoint context */  member
61553       rc = sqlite3WalSavepointUndo(pPager->pWal, pSavepoint->aWalData);
64998       sqlite3WalSavepoint(pPager->pWal, aNew[ii].aWalData);
69673 SQLITE_PRIVATE void sqlite3WalSavepoint(Wal *pWal, u32 *aWalData){
69675   aWalData[0] = pWal->hdr.mxFrame;
69676   aWalData[1] = pWal->hdr.aFrameCksum[0];
69677   aWalData[2] = pWal->hdr.aFrameCksum[1];
69678   aWalData[3] = pWal->nCkpt;
69687 SQLITE_PRIVATE int sqlite3WalSavepointUndo(Wal *pWal, u32 *aWalData){
69691   assert( aWalData[3]!=pWal->nCkpt || aWalData[0]<=pWal->hdr.mxFrame );
69693   if( aWalData[3]!=pWal->nCkpt ){
69698     aWalData[0] = 0;
69699     aWalData[3] = pWal->nCkpt;
69702   if( aWalData[0]<pWal->hdr.mxFrame ){
69703     pWal->hdr.mxFrame = aWalData[0];
69704     pWal->hdr.aFrameCksum[0] = aWalData[1];
69705     pWal->hdr.aFrameCksum[1] = aWalData[2];