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Overview
| Comment: | Make sure all bytes of the WAL file are initialized even if the checksums are not being computed until commit due to WAL overwrite. |
|---|---|
| Downloads: | Tarball | ZIP archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
1f44a9bdc1577aed088d9b9188252722 |
| User & Date: | drh 2016-01-12 02:28:19.320 |
Context
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2016-01-12
| ||
| 04:08 | Remove an unused field from the MemPage object. (check-in: 5fc0a4c1f3 user: drh tags: trunk) | |
| 02:28 | Make sure all bytes of the WAL file are initialized even if the checksums are not being computed until commit due to WAL overwrite. (check-in: 1f44a9bdc1 user: drh tags: trunk) | |
| 02:00 | Fix an uninitialized field in the Select object when SELECTTRACE is enabled. (check-in: fc62851667 user: drh tags: trunk) | |
Changes
Changes to src/wal.c.
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704 705 706 707 708 709 710 711 712 713 714 715 716 717 | 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 | + + |
nativeCksum = (pWal->hdr.bigEndCksum==SQLITE_BIGENDIAN);
walChecksumBytes(nativeCksum, aFrame, 8, aCksum, aCksum);
walChecksumBytes(nativeCksum, aData, pWal->szPage, aCksum, aCksum);
sqlite3Put4byte(&aFrame[16], aCksum[0]);
sqlite3Put4byte(&aFrame[20], aCksum[1]);
}else{
memset(&aFrame[8], 0, 16);
}
}
/*
** Check to see if the frame with header in aFrame[] and content
** in aData[] is valid. If it is a valid frame, fill *piPage and
** *pnTruncate and return true. Return if the frame is not valid.
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| ︙ |