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Overview
| Comment: | Make sure the Salt-1 value in the WAL file is sequentially numbered at each checkpoint, as it says it should be in the documentation. |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
7b63b11b93396079131686abb36c4221 |
| User & Date: | drh 2011-12-17 01:31:44 |
Context
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2011-12-17
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| 08:10 | Add tests to walcrash3.test. check-in: d7688042 user: dan tags: trunk | |
| 01:31 | Make sure the Salt-1 value in the WAL file is sequentially numbered at each checkpoint, as it says it should be in the documentation. check-in: 7b63b11b user: drh tags: trunk | |
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2011-12-16
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| 17:01 | Add code for a test that was failing before the persistent-wal related changes of [09ccc4a1be]. check-in: 49d21ce5 user: dan tags: trunk | |
Changes
Changes to src/wal.c.
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u8 aWalHdr[WAL_HDRSIZE]; /* Buffer to assemble wal-header in */
u32 aCksum[2]; /* Checksum for wal-header */
sqlite3Put4byte(&aWalHdr[0], (WAL_MAGIC | SQLITE_BIGENDIAN));
sqlite3Put4byte(&aWalHdr[4], WAL_MAX_VERSION);
sqlite3Put4byte(&aWalHdr[8], szPage);
sqlite3Put4byte(&aWalHdr[12], pWal->nCkpt);
sqlite3_randomness(8, pWal->hdr.aSalt);
memcpy(&aWalHdr[16], pWal->hdr.aSalt, 8);
walChecksumBytes(1, aWalHdr, WAL_HDRSIZE-2*4, 0, aCksum);
sqlite3Put4byte(&aWalHdr[24], aCksum[0]);
sqlite3Put4byte(&aWalHdr[28], aCksum[1]);
pWal->szPage = szPage;
pWal->hdr.bigEndCksum = SQLITE_BIGENDIAN;
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2662 2663 2664 2665 2666 2667 2668 2669 2670 2671 2672 2673 2674 2675 2676 |
u8 aWalHdr[WAL_HDRSIZE]; /* Buffer to assemble wal-header in */
u32 aCksum[2]; /* Checksum for wal-header */
sqlite3Put4byte(&aWalHdr[0], (WAL_MAGIC | SQLITE_BIGENDIAN));
sqlite3Put4byte(&aWalHdr[4], WAL_MAX_VERSION);
sqlite3Put4byte(&aWalHdr[8], szPage);
sqlite3Put4byte(&aWalHdr[12], pWal->nCkpt);
if( pWal->nCkpt==0 ) sqlite3_randomness(8, pWal->hdr.aSalt);
memcpy(&aWalHdr[16], pWal->hdr.aSalt, 8);
walChecksumBytes(1, aWalHdr, WAL_HDRSIZE-2*4, 0, aCksum);
sqlite3Put4byte(&aWalHdr[24], aCksum[0]);
sqlite3Put4byte(&aWalHdr[28], aCksum[1]);
pWal->szPage = szPage;
pWal->hdr.bigEndCksum = SQLITE_BIGENDIAN;
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