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20063 Commits

Author SHA1 Message Date
drh
0f1bf4c1ac Improved detection of database corruption while balancing pages from an 
auto_vacuum database with overflow pages.  Test cases in TH3.

FossilOrigin-Name: 35f04235c477501390acea126d07a730d81d03cdf7abcd82d861e397b3f75b0f
 2019-01-13 20:17:21 +00:00
drh
a1bd5c6aae Move a local variable declaration into the outermost scope in which it 
is used. This fixes an ASAN warning.

FossilOrigin-Name: ac3b6021d9437ab1c027850d321f0a3e575b008763d8d515e2347f7d4e7c294b
 2019-01-13 00:58:57 +00:00
drh
a79bcf358b Prevent unsigned 32-bit integer overflow from leading to a buffer overread 
inside of an assert().  The problem fixed here is no reachable in production
code.

FossilOrigin-Name: 0f850a25d67a752fe1e9059c0c3f78e00c222113e556a7605fd3c50817b573cb
 2019-01-12 21:30:26 +00:00
dan
951d165125 Fix another problem with handling corrupt records in fts5_decode(). 
FossilOrigin-Name: 726e398b9ddc15ea1b67c40e2a12ddf5d04428a866699588c5fa1af75af846e1
 2019-01-12 20:55:36 +00:00
drh
6214d93993 Fix an off-by-one error on a Goto in the code generator, that only 
causes problems for a REPLACE on an INTEGER PRIMARY KEY in non-debug
builds.  Test case in TH3.

FossilOrigin-Name: e35eb8776ed539afe1d5db099470ab1124d8dd2db73ee5db7c811f8df9a9576e
 2019-01-12 16:19:23 +00:00
dan
b4439eef10 Fix a problem with corrupt database handling in the fts3 matchinfo() function. 
FossilOrigin-Name: 703646b1b5c84d550fe0d74e399c0eeb729da1d263e4693320f69e6509678985
 2019-01-12 14:58:35 +00:00
drh
5d4589014a Improved detection of shadow table corruption in the fts5_decode() SQL function. 
FossilOrigin-Name: b74e5f3f3057ee7a98ebcb14ca0751048eacbec8fca3e11e241883029a57ecdf
 2019-01-12 00:45:20 +00:00
drh
3e534eac19 Improved shadow table corruption detection in the matchinfo() function of FTS3. 
FossilOrigin-Name: 567be3bb1e8b6477f3bf1c7b4cd6ec066fba69d0dcf8785632e244ce25db639f
 2019-01-12 00:12:33 +00:00
drh
a2dc7494ef Indicate that the database may be corrupt in the fts3corrupt4.test test script. 
FossilOrigin-Name: 473626d5579dd19023abccaf7c1822ac0c883a0b98904837ea096fa16e4f41c4
 2019-01-12 00:07:48 +00:00
drh
73bce66701 Use 64-bit APIs in the fileio.c extension. 
FossilOrigin-Name: b49d56a0faf012978c50fb8662125ea21bdf5054fddf5975644cbc941c153e70
 2019-01-11 23:08:56 +00:00
dan
90294961da Fix a segfault in fts3 prompted by a corrupted database. 
FossilOrigin-Name: 2d7b1d1d41ff69d5465fcb861420816ecb066c25a9015eefdab5fae15a2e1c9f
 2019-01-11 21:34:25 +00:00
dan
0ad63e5e0c Fix another problem with corrupt databases in fts5. 
FossilOrigin-Name: 9bf811ea89a133d481a86407683a7518e909eccb7aa3aa02f7932bdb33387572
 2019-01-11 19:27:55 +00:00
dan
e6370e9c29 Fix a problem handling a negative value in the "number-of-pages" database 
header field. Also a problem with running "REINDEX tbl" against a virtual
table for which the SQL passed to sqlite3_declare_vtab() contains PRIMARY KEY
or UNIQUE constraints.

FossilOrigin-Name: 556dd8922f65af93084ee725c638b8dc696b611dd508c212a3b507d6ca474031
 2019-01-11 17:41:23 +00:00
drh
1735f91df4 Improved detection and reporting of errors in the readfile() extension SQL 
function.

FossilOrigin-Name: d2f0b5a483869d39f5c5814c9d6df3d3b8a46d582b4dcf0cf11e23b707c4213e
 2019-01-11 17:20:25 +00:00
drh
2bd207ff6d Omit errors about missing SAVEPOINTs when aborting the .archive command 
in the CLI.

FossilOrigin-Name: 2a47387ba6aa3c294607b7641aa1c4cf70a7b27a861e1098c2f79a38e5b7036a
 2019-01-11 17:19:59 +00:00
drh
2a58dbde30 Improved detection of cell corruption in sqlite3VdbeRecordCompareWithSkip(). 
FossilOrigin-Name: fa47f4c6589c431cf678560ac33dea6b695052012bea2096b2c92869ed51c688
 2019-01-11 16:44:16 +00:00
drh
f10ce63651 Fix PRAGMA integrity_check so that it does not cancel the PRAGMA vdbe_debug 
setting.

FossilOrigin-Name: aaa3a19f8cf5ba7003634e4610abc7832354af91d7c7f65469218678f66bcd46
 2019-01-11 14:46:44 +00:00
drh
1972c8cf07 Add the --vdbe-debug command-line option to dbfuzz2. 
FossilOrigin-Name: 599b4df43c64ce295517c804b6bb4c3ab77d77e0ba585dc0657274f55489a3b1
 2019-01-11 14:38:47 +00:00
drh
26391eeefe Add the "dbfuzz2" target to main.mk. Remove an unused local variable 
from dbfuzz2.c.

FossilOrigin-Name: 05c7609cfd02f49114876267d7090f4e0ea2467f3aa7c65019c5986ec8f60a87
 2019-01-11 14:22:33 +00:00
drh
51d35b0fa9 The keywords TRUE and FALSE should only act as boolean literal values if 
unquoted.

FossilOrigin-Name: 5547f39de993c708f72301ef25df190a2f007e0c4253799bdd9e86bb1ae41777
 2019-01-11 13:32:23 +00:00
drh
e65b9c6a5e Separate makefile targets for "dbfuzz2", "dbfuzz2-asan", and "dbfuzz2-msan". 
FossilOrigin-Name: ea119641a7edcd0e1ec14371d93e35f860971888bd98cb0019253358a2ef123b
 2019-01-11 13:03:06 +00:00
dan
6ca98ad6b1 Fix a memory leak in fts5 that could occur if scalar function fts5_decode() 
was passed a corrupt record.

FossilOrigin-Name: 240f1c0c92cad8a1c19438b38489aedb831f62a4603c53f22367e876d8f644ff
 2019-01-10 19:26:52 +00:00
dan
f7d687c9d3 Fix a memory leak in fts5. 
FossilOrigin-Name: ff3b011f17f4f02e486f3c8de607f62eddf3b86562e2df82dba57ea166994b65
 2019-01-10 18:35:09 +00:00
dan
25e3073741 Avoid use-after-free and double-free errors that could occur if an fts5 table 
is modified in certain ways while there are active cursors.

FossilOrigin-Name: 3291b2a6fe6f38ae91b933e5cd2bf7d97432374b4fb1fccd92b4bd759b02ee06
 2019-01-10 17:08:20 +00:00
dan
c80864d77a Fix further problems with fts5 handling corrupt databases. 
FossilOrigin-Name: 83c467d7af63bd2e7800aff4fe9b09dbd75557460b75a9e07205dfae7e28312c
 2019-01-10 15:17:32 +00:00
drh
69ab18d213 More aggressive early detection of orphaned and malformed autoindexes when 
parsing the schema.

FossilOrigin-Name: 10f9e39d6ed2413fa9abc6c82da3ed48f32a42b6190b6219fca7faf850d05113
 2019-01-10 14:33:15 +00:00
drh
5f913ecb62 Use the new SQLITE_IDXTYPE_IPK values (3) on Index.idxType to indicate the 
fake INTEGER PRIMARY KEY index used during query planning.

FossilOrigin-Name: e22d2f905fe840bea51b536ebedc9b637190ea0a37f16559668d99a61e971411
 2019-01-10 13:56:08 +00:00
drh
c49d43a787 Fix the fts3DecodeIntArray() function so that it will not read off the end 
of the buffer it is handed.  Any unread integers are set to zero.

FossilOrigin-Name: 666cf8f6b39ae1f72e82b45e9cacba23caf61370ca0c695b3b14452accbb1a0d
 2019-01-10 01:12:43 +00:00
dan
a47e45f734 Fix an out-of-bounds read in SQL function fts5_decode() that could occur if it 
was passed a corrupt record.

FossilOrigin-Name: 931278b257b12ac14fc8fbc82c6dc88ce4ac4b8e0d668543e68f0289d825daa1
 2019-01-09 21:12:23 +00:00
drh
1757fed87f Adjustments to the page cache to try to avoid harmless TSAN warnings. 
FossilOrigin-Name: 383437be276719ac1c72688ae81017c63907ac561f2ffb8e42c43b012248f294
 2019-01-09 14:49:58 +00:00
drh
8eaf565feb Improved database corruption detection in the dbstat virtual table. 
FossilOrigin-Name: fc5ecc88f8a0855ba90039177ee284721b2035e4de56a1024e323216f011f0af
 2019-01-09 11:19:41 +00:00
drh
3e08ba4521 Small simplification to the dbstat virtual table. 
FossilOrigin-Name: 9d4c156fa26f80bb8f88b6ad8f24520a15af296de9c110604f6bd42c257455a0
 2019-01-09 11:06:03 +00:00
drh
885eeb676b Enhance the ALTER TABLE RENAME COLUMN feature so that it works on tables 
that have redundant UNIQUE and/or PRIMARY KEY constraints.
Fix for ticket [bc8d94f0fbd633fd9a051e3]

FossilOrigin-Name: f09aa3248e2b4a32ff5b5d37084cb2a27445322cb06a3354cef723f4f0b2cd34
 2019-01-09 02:02:24 +00:00
drh
2d77d80a65 Use 64-bit math to compute the sizes of memory allocations in extensions. 
FossilOrigin-Name: ca67f2ec0e294384c397db438605df1b47aae5f348a8de94f97286997625d169
 2019-01-08 20:02:48 +00:00
drh
c930b405f0 Performance improvement on the instr() function, especially for large 
haystacks.

FossilOrigin-Name: ce51f1a2b6a1789a5876e01cf829e45d84f3851d135a2fa5c44a56f948673a60
 2019-01-08 15:18:24 +00:00
drh
c0f162020e Fix a possible memory leak when trying to UPDATE a corrupt RTREE index. 
FossilOrigin-Name: 63eb803dbc27077007dbee8def659d1523724eb73f1def1cdb68027e5c20843a
 2019-01-08 14:28:02 +00:00
dan
174c21ff06 Fix further problems with fts5 and corrupt databases causing integer overflow. 
FossilOrigin-Name: 673a7dd698eca05bb2909fa01f962a0667361732a6d0e61cf7780ead4a07c967
 2019-01-08 08:02:12 +00:00
dan
d9d7d253fc Fix another potential buffer overread in fts5. 
FossilOrigin-Name: d0e943d9574c7cab1af4a0fe753a0b5f91ea0e884b91a85b13239144b71f067c
 2019-01-07 16:52:00 +00:00
dan
418454c63f For SQLITE_ENABLE_PREUPDATE_HOOK builds, disable the optimization for a 
REPLACE command on a WITHOUT ROWID table with no indexes, triggers or foreign
key constraints that causes SQLite to clobber any existing row without
separately checking for it. This optimization causes SQLite to omit the
expected pre-update-hook callbacks.

FossilOrigin-Name: 6281ef974c0ac7a7133c9e1e04c09fdbd627c019c6ff3227293548caf8283864
 2019-01-07 15:57:35 +00:00
drh
dcc2700d7e The page size becomes fixed as soon as page1 from a non-empty database file 
is read.

FossilOrigin-Name: 6064584d578f0ac7aba3f67912a5d9eb1a3c6001469f6b9becbe68871131f887
 2019-01-06 02:06:31 +00:00
drh
a8e057618a Add the exprNodeCopy() routine that will safely memcpy() an Expr node that 
might be a size-reduced node.

FossilOrigin-Name: a874c649960ba2e2b2fd380d08c02a45884a1060d3922be8847729008ca6766e
 2019-01-05 21:56:12 +00:00
drh
6b86e51eea If the OP_ParseSchema opcode with a non-NULL P4 operand does not parse any 
rows out of the sqlite_master table, that indicates that the sqlite_master
table is corrupt, so raise an SQLITE_CORRUPT error.

FossilOrigin-Name: 598d7358e7329f0de6e3defc217665909e46874258ac29592ee2fd53e6411cda
 2019-01-05 21:09:37 +00:00
dan
c210c08891 Fix two more problems with corrupt database handling in fts5. 
FossilOrigin-Name: 444c7c99beb9f8b82963e9784aa2be54124c7011f4771122b4f608c02aa26408
 2019-01-05 07:17:56 +00:00
drh
b042d92128 Give a meaningful error on an attempt to use UPSERT on a virtual table, 
rather than simply not working.

FossilOrigin-Name: fa98748f956cff95fcfda3a513cea4df27aa573ae795a6855c40bfeca661d0b2
 2019-01-04 23:39:37 +00:00
drh
f25cc4f3c5 If the ".open" command fails in the CLI, reopen to :memory: so that at least 
some database is available for subsequent commands.

FossilOrigin-Name: d7f55c62c3fa053b9b930a044b60076a8278cbf679d8e5116b95f2ff19247f6b
 2019-01-04 14:29:21 +00:00
drh
48cd0f28c5 Remove debugging pragmas accidently left in by a prior change. 
FossilOrigin-Name: 26275fc7e89eb2542a65d01fd271cef016a4a1815bc3845c599cf2f4fbf7513d
 2019-01-04 12:46:01 +00:00
drh
dfe3b58315 Fix a typo in a comment used to generate documentation. No functional changes. 
FossilOrigin-Name: ccc4f7424bc8f37c168333091dd9e3d6f80ccff9e2b06f182df65be59a7e3349
 2019-01-04 12:35:50 +00:00
dan
2f36262dbf Fix another fts5 assert() that may fail if the database is corrupt. 
FossilOrigin-Name: 0888fc2e881d56ccd5222383d1a08cdf16fbd15c40da7ebfc14346be69ffb26a
 2019-01-04 11:20:14 +00:00
dan
e9ad07c0a3 Fix some problems with sqlite3_interrupt() handling in fts5. 
FossilOrigin-Name: c0eb839a3c23612b93002d2e1fbc41bf5db140775267989f85db52146144750b
 2019-01-03 19:12:21 +00:00
drh
1baae57a72 Fix the csv01.test module so that it works on systems with \r\n line endings. 
FossilOrigin-Name: 36eaf5a5e51b20699328aae67c2bfd325f81bea342e2b167fddd859a50a26e28
 2019-01-03 16:03:48 +00:00