dan
e25646d64c
Avoid an integer overflow in the fts5 snippet() function triggered by a corrupt database record.
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FossilOrigin-Name: 7c862c4655841e1263cf548d01f5b4331685ab7d396494891cad0a5f50c63e16
2019-01-29 16:34:45 +00:00
dan
eb2ed10ec0
Avoid a crash when the fts5 snippet() function (or similar) is used with a special query pattern, like '*id' or '*reads'.
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FossilOrigin-Name: 9d58a15737f7379fed724749cfd5b4de5b44231870e99fc664683ad483c3e6ba
2019-01-29 15:30:03 +00:00
dan
3993397e6c
Fix a buffer overrun triggered by a merge operation on a corrupt fts5 database.
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FossilOrigin-Name: 7ee3cd5b2cdf8db35f70400b3df58f7c421c78ae77c50f22b0ee22d5a3039429
2019-01-29 11:42:43 +00:00
drh
4a7e9a25b6
Set a low limit on the length of strings and blobs in the OSSFuzz module,
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in an effort to avoid timeouts when the fuzzer does things like
"randomblob(1e12)".
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2019-01-29 02:37:22 +00:00
drh
3967d946c7
Fix the query planner so that it is able to use an index on a CAST expression.
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FossilOrigin-Name: 2c886f3d49c9569e9f6ee28b89b57e2d4004c8972d11da0c23f7b2d2e0c9900a
2019-01-28 19:06:17 +00:00
drh
e86974c619
Fix a performance regression caused by the previous commit.
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FossilOrigin-Name: c4db0ad12d4f3d2800d36404f391b325cdc4aa7f8dcea93b2d63a489d9095ad4
2019-01-28 18:58:54 +00:00
dan
95d5a88058
Make indexes on CAST(...) expressions work.
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2019-01-28 18:08:59 +00:00
dan
c7def600bd
Fix a buffer overread in fts3 that could occur when accessing a corrupt database.
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FossilOrigin-Name: a9faf9033910927c74553e66c474d84ed3386f263cef3eec299e25d8306f410d
2019-01-28 16:50:42 +00:00
dan
6c43dbad98
Do not assume that text parameters passed to fts4aux queries do not contain embedded nul characters.
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FossilOrigin-Name: df04859a995571cd6faf1abe088725708f35e81195760274df9e2ec9bd47f69f
2019-01-28 13:27:25 +00:00
drh
9e35a61e59
Add a new test case to fuzzdata8.db.
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2019-01-28 11:54:13 +00:00
drh
0c873bf28a
Change the definition of the BtCursor.skipNext field so that it is undefined
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for states CURSOR_VALID and CURSOR_INVALID.
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2019-01-28 00:42:06 +00:00
drh
c07eee7a50
Improvements to the ".eqp trace" command in the CLI so that it ensures that
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the schema has been read prior to activing the tracing feature, to avoid
cluttering the output with a trace of the schema parse.
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2019-01-27 19:50:56 +00:00
drh
05d49d1442
New test cases form dbsqlfuzz
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FossilOrigin-Name: 9cf8ebd141aa2eb661d457624c76433bd9e4abfdef04aa52e28bc169172c2c8f
2019-01-27 02:45:32 +00:00
drh
211a0857b9
Window functions that can abort should indicate this, so that if they are
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used in DML statement, a statement journal will be used.
FossilOrigin-Name: 0ea05a0eb96acb860d8af2e788e29a5ae3b161e7892ab62f1ff2f3e722c0dcb6
2019-01-27 02:41:34 +00:00
drh
e5da9356e0
Update fuzzcheck so that with the --load-dbsql options it screens its
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inputs to ensure that they are valid dbsqlfuzz cases. Add new dbsqlfuzz
finds to the test/fuzzdata8.db database.
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2019-01-27 01:11:40 +00:00
drh
e6a9efb976
Ensure that the btree cursor is correctly set up prior to backing it up
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as part of a delete operation on a divider cell in an index.
FossilOrigin-Name: a3ea1a822d3a110f4f186f2fc8550f435c8c98635d058096b7be9d4df7066b8b
2019-01-26 23:34:50 +00:00
dan
32bb700a95
Fix a broken assert() in fts3. Also some test script issues causing failures with builds that do not support fts3.
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FossilOrigin-Name: d59567dda231e7ffec437d5e055676cf42d791196406cdc696cafa2583eb483b
2019-01-26 21:05:54 +00:00
drh
b4e5039316
Add the ".eqp trace" command to the CLI when using SQLITE_DEBUG, as a
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convenient shorthand for "PRAGMA vdbe_debug=ON" but with automatic indentation
feature for program listings provided by the CLI.
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2019-01-26 15:40:04 +00:00
drh
0814acd981
Do not accidently truncate zeroblob values when doing an arithmetic
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operation. Fix for ticket [bb4bdb9f7f654b0bb9f34cfba].
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2019-01-25 20:09:04 +00:00
drh
b2e61bc66b
Reinitialize debugging information on registers of a trigger prior to each
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invocation of the trigger. This prevents false-positives from the
sqlite3VdbeMemAboutToChange() test logic.
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2019-01-25 19:29:01 +00:00
drh
f69af053dc
Fix harmless compiler warnings.
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2019-01-25 18:17:37 +00:00
drh
0578084507
Fix the assert_fts3_nc() macro so that it works for test builds that omit
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SQLITE_DEBUG.
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2019-01-25 18:17:03 +00:00
drh
ed457037c4
Fix harmless compiler warnings in fuzzcheck
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FossilOrigin-Name: a82539665718c8183d9d0bb7bcb3adcb1a23294b8c30f364829a982dab89a332
2019-01-25 17:51:06 +00:00
dan
c2ea77e5b2
Fix a segfault that could follow an OOM when querying a table that has one or more columns with default values "true" or "false".
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FossilOrigin-Name: 202f9919c222ee933924c63c15ad36ec4481457b1e4d9179af14c9f284117c0c
2019-01-25 17:26:59 +00:00
dan
e88609f23e
Fix asan warnings in fts5 triggered by corrupt databases - passing NULL to memcmp, out-of-range left-shift values and signed integer overflow.
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FossilOrigin-Name: 93f8ec146d63af13f04e337ada4fa75e9254f72b1394df09701ae12e185f27e2
2019-01-25 16:54:06 +00:00
dan
c1f6618217
Add an assert_fts3_nc() macro to fts3 - for assert() conditions that are only true when it is guaranteed that the fts3 database is not corrupt.
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FossilOrigin-Name: 3498908cd7f3d0e35b70796537124e3da0bd99d48750ba51bcb9eba87e28ed4d
2019-01-25 14:48:18 +00:00
drh
31ab7d8e5c
Extend fuzzcheck so that it can process dbsqlfuzz cases. Add a collection
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of interesting dbsqlfuzz cases to the standard test suite.
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2019-01-25 14:23:36 +00:00
drh
94f0a83421
Fix the xFetch method of the "memdb" VFS (used by deserialize) so that it
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is robust against corrupt database file.
FossilOrigin-Name: 2c1ef40e787a6bc355b50168527a47eb09acd30d0d88cff8336a434ad554115d
2019-01-25 14:16:01 +00:00
dan
ba14c69b4f
Fix a couple of assert() statments in btree.c that could fail with corrupt databases.
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FossilOrigin-Name: 5eb5e8289fa71e5e29e081d33d4a59c64b463bf6b06d7070c05c46d77d808ad4
2019-01-25 13:42:12 +00:00
drh
725a9c7f6c
In fuzzcheck, activate vdbe_debug for dbsqlfuzz cases when using the -vvvvv
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verbosity level or above.
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2019-01-25 13:03:38 +00:00
drh
df21659a40
Improved automatic detection of dbsqlfuzz cases in fuzzcheck.
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2019-01-25 04:43:26 +00:00
drh
a47e709e89
Add the ability to process dbsqlfuzz cases in fuzzcheck and add an initial
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set of interesting dbsqlfuzz cases.
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2019-01-25 04:00:14 +00:00
dan
813ed78054
Fix a buffer overread in fts3 that could occur in a prefix query on a corrupted database.
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FossilOrigin-Name: d0d5689371577b2861d4a9464443d055f3256f3f51d89e0388233a4cbe2601ee
2019-01-24 17:41:12 +00:00
dan
f467744d5f
Fix a problem with running ALTER TABLE on a schema that contains expressions of the type "col IN ()" (empty set on RHS of IN operator).
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FossilOrigin-Name: 2d9cd06715092c312c8c0ec392696a0e90ed090b074e2082e0b830f1399aa941
2019-01-24 16:27:10 +00:00
drh
3cc9af2140
Omit deprecated PRAGMAs when compiling with the -DSQLITE_OMIT_DEPRECATED option.
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FossilOrigin-Name: 008112bcef561a8a3ebfb007cbef36cbc0071f547e6ebdba3d3bbb39e2c48c7a
2019-01-24 16:07:18 +00:00
drh
491b6d897d
Make sure the column name flags are restored correctly after an error
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inside of sqlite3ResultSetOfSelect().
FossilOrigin-Name: b1601db7adba2dccd4f90fbbe5099c801a2b0d97af087fbe82ed98d05496b38c
2019-01-24 15:51:03 +00:00
dan
b0c4c94996
Fix a potential problem with "INSERT INTO ... SELECT * FROM" (or VACUUM) statements on a corrupted database.
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FossilOrigin-Name: db4b4c2c1e9f1adacfb1b2fedb717a4d8bb0a299c3b11835404a99fcd67bf24b
2019-01-24 15:16:17 +00:00
drh
936ade4dba
Change a integer variable in sqlite3VdbeRecordUnpack() to unsigned in order
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to avoid any possibility of an integer overflow.
FossilOrigin-Name: 1b536f6fd8d58800042f130842f0586aaa357841ee0d1b690a9815c865d50826
2019-01-24 14:16:20 +00:00
drh
55469bbafb
Use memmove() instead of memcpy() in a place where buffers might overlap
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if the database file is badly corrupted, to prevent warnings
from ASAN and valgrind.
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2019-01-24 13:36:47 +00:00
drh
6a02f237e3
Remove an unreachable branch.
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FossilOrigin-Name: 4c976f171342ba2d39779279c28f3bc088572c440922e3e4421a3bf541263360
2019-01-24 04:44:54 +00:00
dan
b4738ddb20
Fix an assert() in vdbemem.c that could fire if the database was corrupt.
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FossilOrigin-Name: a70958cd7d5cf750c293537856918e5789013b70f6a827f724d83559b38629c8
2019-01-23 20:31:56 +00:00
dan
a5f9f42a0e
Fix a problem with renaming a table within a schema that contains a composite query that uses a column alias as an ORDER BY term.
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FossilOrigin-Name: 2ca6b8f84ec07e313aa4e1c0894827401b418dcc4221e9c54c384f1c3893952a
2019-01-23 19:50:46 +00:00
drh
e3dadac591
Stricter enforcement of cell sizes when doing balancing operations on the
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btree, in order to catch file corruption sooner.
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2019-01-23 19:25:59 +00:00
dan
f8f47dd8c5
Fix another fts5 crash that can occur if the database is corrupted.
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2019-01-23 19:17:05 +00:00
dan
d99950310f
Fix problems with sub-selects in WINDOW definitions. Also rename-column operations when the column being renamed appears in a WINDOW definition that is part of a VIEW or TRIGGER.
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FossilOrigin-Name: 0387cb3add992b2028efe4f2100188d8f9fdfdcb233329857aa4b46a293cfc97
2019-01-23 16:59:24 +00:00
dan
4c7bdd1597
Fix a buffer overwrite triggered by a prefix query on a corrupt fts5 table.
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FossilOrigin-Name: 1d8172a94bce2d067027685e5aa1dc8f5d5d55b5da0832ad2836f6939de68c8f
2019-01-23 12:19:22 +00:00
dan
ccfa550922
Fix a buffer overrun that could occur in fts5 if a prefix query is made on a corrupt database.
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FossilOrigin-Name: 1abc4415648e69362061e9f9a4f2c1d419ba33801999b377650d8b9a4d2d3a7c
2019-01-22 21:17:40 +00:00
dan
8e4fe01dda
Do not run shmlock.test as part of the journaltest permutation.
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2019-01-22 20:18:29 +00:00
drh
c5ea2d474d
Use _strdup() instead of strdup() on Windows builds of the CLI, to avoid
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a compiler warning reported on the mailing list.
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2019-01-22 16:44:59 +00:00
drh
f186f0b058
Fix the SQLITE_DESERIALIZE_READONLY feature so that it does not cause
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an assertion fault in the pager.
FossilOrigin-Name: b9eccef7825c61980678599358b62bc394283124653061ce163ead0c653f481d
2019-01-22 16:43:47 +00:00