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Ensure that the value returned by xSectorSize() is reasonable (currently defined as between 2^5 and 2^16 bytes) before using it to calculate the amount of padding to add to a wal file.

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FossilOrigin-Name: 6b4ff83bff07d427af585c9fd03be90abf2fc82f
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dan
2012-10-01 06:50:55 +00:00
parent 60441af4f2
commit c9a5326974
5 changed files with 28 additions and 19 deletions
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2
src/wal.c
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@@ -2828,7 +2828,7 @@ int sqlite3WalFrames(
*/
if( isCommit && (sync_flags & WAL_SYNC_TRANSACTIONS)!=0 ){
if( pWal->padToSectorBoundary ){
int sectorSize = sqlite3OsSectorSize(pWal->pWalFd);
int sectorSize = sqlite3SectorSize(pWal->pWalFd);
w.iSyncPoint = ((iOffset+sectorSize-1)/sectorSize)*sectorSize;
while( iOffset<w.iSyncPoint ){
rc = walWriteOneFrame(&w, pLast, nTruncate, iOffset);