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Overview
| Comment: | Use SQLITE_WITHIN() for pointer range comparisons in some testing code. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: | 7cacf4e954c8de5af5efb56d8271a5ac |
| User & Date: | drh 2016-04-05 13:35:43 |
Context
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2016-04-05
| ||
| 14:01 | Remove an unnecessary conditional from the index builder. check-in: 87e5f5a6 user: drh tags: trunk | |
| 13:35 | Use SQLITE_WITHIN() for pointer range comparisons in some testing code. check-in: 7cacf4e9 user: drh tags: trunk | |
| 13:19 | Do not allow pointer arithmetic to move a pointer across a memory allocation boundary. check-in: 85b97931 user: drh tags: trunk | |
Changes
Changes to src/btree.c.
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put2byte(&aData[hdr+3], pPg->nCell);
put2byte(&aData[hdr+5], pData - aData);
#ifdef SQLITE_DEBUG
for(i=0; i<nNew && !CORRUPT_DB; i++){
u8 *pCell = pCArray->apCell[i+iNew];
int iOff = get2byteAligned(&pPg->aCellIdx[i*2]);
if( pCell>=aData && pCell<&aData[pPg->pBt->usableSize] ){
pCell = &pTmp[pCell - aData];
}
assert( 0==memcmp(pCell, &aData[iOff],
pCArray->pRef->xCellSize(pCArray->pRef, pCArray->apCell[i+iNew])) );
}
#endif
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| |
6704 6705 6706 6707 6708 6709 6710 6711 6712 6713 6714 6715 6716 6717 6718 |
put2byte(&aData[hdr+3], pPg->nCell);
put2byte(&aData[hdr+5], pData - aData);
#ifdef SQLITE_DEBUG
for(i=0; i<nNew && !CORRUPT_DB; i++){
u8 *pCell = pCArray->apCell[i+iNew];
int iOff = get2byteAligned(&pPg->aCellIdx[i*2]);
if( SQLITE_WITHIN(pCell, aData, &aData[pPg->pBt->usableSize]) ){
pCell = &pTmp[pCell - aData];
}
assert( 0==memcmp(pCell, &aData[iOff],
pCArray->pRef->xCellSize(pCArray->pRef, pCArray->apCell[i+iNew])) );
}
#endif
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