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Overview
| Comment: | Fix an assert in btree.c that can be false when using a corrupted database file. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
a6eb2a39357c35dc13d549ef86c785ff |
| User & Date: | drh 2015-05-22 12:37:37 |
Context
|
2015-05-22
| ||
| 13:09 | Fix two faulty assert statements discovered by fuzzing. check-in: 799817bf user: drh tags: trunk | |
| 12:37 | Fix an assert in btree.c that can be false when using a corrupted database file. check-in: a6eb2a39 user: drh tags: trunk | |
| 11:38 | Add the --database option to the fuzzershell test program. check-in: c6d5512f user: drh tags: trunk | |
Changes
Changes to src/btree.c.
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/* The new root-page may not be allocated on a pointer-map page, or the
** PENDING_BYTE page.
*/
while( pgnoRoot==PTRMAP_PAGENO(pBt, pgnoRoot) ||
pgnoRoot==PENDING_BYTE_PAGE(pBt) ){
pgnoRoot++;
}
assert( pgnoRoot>=3 );
/* Allocate a page. The page that currently resides at pgnoRoot will
** be moved to the allocated page (unless the allocated page happens
** to reside at pgnoRoot).
*/
rc = allocateBtreePage(pBt, &pPageMove, &pgnoMove, pgnoRoot, BTALLOC_EXACT);
if( rc!=SQLITE_OK ){
|
| > |
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/* The new root-page may not be allocated on a pointer-map page, or the
** PENDING_BYTE page.
*/
while( pgnoRoot==PTRMAP_PAGENO(pBt, pgnoRoot) ||
pgnoRoot==PENDING_BYTE_PAGE(pBt) ){
pgnoRoot++;
}
assert( pgnoRoot>=3 || CORRUPT_DB );
testcase( pgnoRoot<3 );
/* Allocate a page. The page that currently resides at pgnoRoot will
** be moved to the allocated page (unless the allocated page happens
** to reside at pgnoRoot).
*/
rc = allocateBtreePage(pBt, &pPageMove, &pgnoMove, pgnoRoot, BTALLOC_EXACT);
if( rc!=SQLITE_OK ){
|