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2b1c2aad9f
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479 Commits

Author SHA1 Message Date
drh
2b1c2aad9f Create the "trusted_schema" pragma. Add sqlite3_vtab_config() calls to set 
the risk rank for many virtual tables.

FossilOrigin-Name: 4c21373c21c9b17b222ae65297a039a035e6ec6b505c00c33704e3c03f94f834
 2020-01-07 19:45:40 +00:00
drh
af23236660 Merge the latest fixes from trunk. 
FossilOrigin-Name: 26ef709a47294c512a70aecd37d29caecec2af261977d9fb2c4d78d09b12f77a
 2020-01-04 15:37:57 +00:00
drh
79d5bc80c7 Enhance PRAGMA function_list so that it shows all instances of each FuncDef, 
the number of arguments, the encoding, the type, and the flags.  Use this
capability to locate and fix incorrect function flags in the standard build.

FossilOrigin-Name: 9ca906d24a2e88eddb2fd067783512b66cfc49dce1596d816a1c38a09d128218
 2020-01-04 01:43:02 +00:00
drh
0d21eae099 Improvement to check-in [7405e98225761180] so that missing or null filenames 
given to the zipfile extension throw an immediate error.

FossilOrigin-Name: 523e09bd228750fb7be1d4e68d18f6c1bf9db19293d66fbf30b86409321e9814
 2020-01-03 16:38:54 +00:00
drh
0c4f82051c Do not allow the zipfile virtual table to start a transaction if no 
filename has been specified.

FossilOrigin-Name: 7405e982257611803792617f5d8142c54f9831b4a030f4de8607888c525e6289
 2020-01-02 21:30:13 +00:00
drh
8d7f44c03a Fix buffer underflows in the zipfile extension associated with zero-length 
or NULL filename in the ZIP archive.  But report on the mailing list by
Yongheng and Rui.

FossilOrigin-Name: 465a15c5c2077011befa854a77f9d295bb751ef20b7d2937ac0ba47cc84587c9
 2019-12-27 00:19:53 +00:00
drh
a194d3152c Make the zipfile() extension function more robust against zero-length filenames. 
FossilOrigin-Name: b9c2005f0291d58d7f3bfd4a2286eb6563e9c9433519c3329035f325fc723445
 2019-12-24 18:53:13 +00:00
drh
d8f2d46cbc Fix the zipfile() function in the zipfile extension so that it is able to 
deal with goofy filenames that contain embedded zeros.

FossilOrigin-Name: cc0fb00a128fd0773db5ff7891f7aa577a3671d570166d2cbb30df922344adcf
 2019-12-23 21:04:33 +00:00
drh
192cf36de6 Remove an extra deflateInit2() call accidently left in 
check-in [f5ee30426e8876e7]

FossilOrigin-Name: 953e6aa6d9ca09e549c88bc728c322fabdcef581f3b4a7763d95488dddbbd6a5
 2019-12-23 20:07:28 +00:00
drh
6ad0e25fa4 Fix the regexp extension so that it correctly translates all over-length 
3-byte UTF8 sequences into 0xfffd.

FossilOrigin-Name: 3d4c0bf8904135fa68c75801bfa738715cacc3b19dc8ad6ef550b11798d4b121
 2019-12-19 21:11:48 +00:00
drh
54d501092d Fix the zipfile extension so that INSERT works even if the pathname of 
the file being inserted is a NULL.  Bug discovered by the
Yongheng and Rui fuzzer.

FossilOrigin-Name: a80f84b511231204658304226de3e075a55afc2e3f39ac063716f7a57f585c06
 2019-12-19 15:15:40 +00:00
drh
5281864f0c Extend the json-path mechanism with array indexes of the form "#" or "#-n" for 
some positive number "n", to reference the end of an array.

FossilOrigin-Name: 35ed68a651f4cf8740597433b0f1c3b345841868022e0904e9f342840ba0e502
 2019-11-22 17:37:56 +00:00
drh
594b124f21 Changes to extensions and test logic so that the build works with gcc 
and with -std=iso9899:1999

FossilOrigin-Name: 2575a68c3965e72f2ab211d933012442755afe6a9b7de9e9e50cdd2155fd1ec8
 2019-11-20 12:07:40 +00:00
drh
48eb03bd0e Proper surrogate pair decoding added to JSON functions. See the mailing list 
bug report and [https://bugs.python.org/issue38749].  More test cases
needed here, but it seems to work so far.

FossilOrigin-Name: 51027f08c0478f1bf9d7545d9e268c772c0a5cd5dda4b03d78f16c7d94f2f50d
 2019-11-10 11:09:06 +00:00
drh
20cee7d0bb Always disallow the use of non-deterministic functions in CHECK constraints, 
even date/time functions that use the 'now' or similar keywords.  Provide
improved error messages when this requirement is not met.
Ticket [830277d9db6c3ba1]

FossilOrigin-Name: 2978b65ebe25eeabe543b67cb266308cceb20082a4ae71565d6d083d7c08bc9f
 2019-10-30 18:50:08 +00:00
drh
31269a9f5f Add an experimental set of UUID processing functions as the uuid.c 
extension in ext/misc/uuid.c.

FossilOrigin-Name: 1a6e009372cf9571e540812c8607e95a86740112a1091f03e3f632339eccb629
 2019-10-23 21:00:40 +00:00
dan
d681626a8b Update the zipfile extension to use deflateBound(), instead of compressBound(), to learn the maximum possible size of a deflate()d buffer. 
FossilOrigin-Name: f5ee30426e8876e70304f852153b56991a2a66e0f6a82597e9dcccf49163272d
 2019-10-11 18:55:10 +00:00
drh
e39f388eb1 Fix harmless compiler warnings. 
FossilOrigin-Name: 8ea1dc727d391b15d0c4fa858ff68d5b8a63dde46408f24027dac8d28f044cbd
 2019-09-21 17:31:03 +00:00
drh
fab5b07395 Fix the windows inverse function on the JSON aggregates. 
FossilOrigin-Name: f464d847af490dd3ec45565dcc4c2e6ff4ed1ebb65036f30ca0b3ce2e73080e6
 2019-09-14 00:21:34 +00:00
dan
cd9cb85a41 Add the SQLITE_SUBTYPE flag, which may be passed to sqlite3_create_window_function() to indicate that the window function uses sqlite3_value_subtype() to check the sub-type of its arguments. 
FossilOrigin-Name: ba2ebc3a348decc5cedaf14960e30e7ae26a26824cfa198727f2499162142ef3
 2019-09-13 18:27:17 +00:00
drh
477f1f12e2 Fix a typo in the carray extension header comment - the comment that serves 
as the documentation to this extension.

FossilOrigin-Name: 658a42d3633b31fda260f2c5a1a2c7dd8eb4eb0114d322369017c56faf5ecd42
 2019-09-13 17:30:24 +00:00
dan
01a3b6b1b2 Change the meaning of the SQLITE_SUBTYPE flag so that it indicates that the user-defined function cares about the subtypes of its arguments. 
FossilOrigin-Name: af1bc20f502816db460d2b2d353f715da5cf660e59095de5214c829c1cb20981
 2019-09-13 17:05:48 +00:00
dan
e2ba6df9f0 Add the SQLITE_SUBTYPE flag, which can be passed to sqlite3_create_function() and similar to indicate to the core that a user function is likely to use sqlite3_result_subtype(). 
FossilOrigin-Name: 6aa438ce41d460a6782ae63503128b9140c28ff59c2b2eed48b004acf83e0560
 2019-09-07 18:20:43 +00:00
mistachkin
87ae34ba1a Add some static to the 'regexp' extension. 
FossilOrigin-Name: a21d1dde73f811244b5b43f9fed5877263a9c5061470221f417e501f5530edfa
 2019-08-13 20:34:35 +00:00
drh
7e35e81dcb Do not allow the json_set() function to overwrite the same element more than 
once.

FossilOrigin-Name: f237f60e4fa9171dfe9a77c8637595c2701e971034d41bd6018944e8b2b27a6f
 2019-07-31 12:13:58 +00:00
dan
1c70f71e12 Avoid redefining types u32 and u16 when fossildelta.c is compiled as part of the amalgamation. 
FossilOrigin-Name: d8e88248e3204b5f2b95b9b8921ee7ee2f7574ae81e6abd5b4f2ddf187f7d71b
 2019-07-23 13:26:43 +00:00
dan
fe9a832e80 Fix a problem with handling with handling quoted path elements in extension functions json_set() and json_insert() reported on the mailing list. 
FossilOrigin-Name: 45bfcb88e71451a656982e217375e257fc8e68374349c2984be1266bf86fb8cf
 2019-06-17 14:50:33 +00:00
drh
0a0e89fa21 Fix an error message on the blobread() extension function so that it says 
"read" instead of "write".

FossilOrigin-Name: 7cbb9a5fe835d01be158edd1e2f9d553dc257f2d27b53a5d5bf6660d0bd101c4
 2019-05-27 11:21:43 +00:00
drh
3517cc7f36 Fix a memory leak in the delta_parse() table-valued function of the 
fossildelta.c extension.

FossilOrigin-Name: c86ca3f0220a5f9e7f7f1818f6e1220d851f3ebed6a5f0aae6ac38309bd2930e
 2019-05-27 11:09:55 +00:00
dan
5985dcbf5e Fix another small buffer overread in sqlite_dbdata triggered by a corrupt database page. 
FossilOrigin-Name: 1dfc95b8673b0e8c9ef5040c2fa0fbe9846e430d104e9b83f3f1f3ad63446380
 2019-05-09 18:37:37 +00:00
dan
39e04f83b9 Fix a problem in the ".recover" command allowing a circular loop of b-tree pages in a database file to cause an infinite loop. 
FossilOrigin-Name: 8d2a062eb8a3e6fdc6a61b571c8da0070382bf208c53e797151eac8679c975a1
 2019-05-09 18:33:32 +00:00
dan
4d2175613f Fix a crash in the sqlite_dbdata module that could occur if a pointer within an overflow chain in a corrupt database pointed past the end of the db. 
FossilOrigin-Name: 3eae4e301e3e4bcf14e96066f77be1434c5d4b3daadb10153cd36382589ac128
 2019-05-09 17:54:27 +00:00
dan
9c34bc0ad5 Fix another corruption related buffer overread in the sqlite_dbdata module. 
FossilOrigin-Name: 5cd728fb6b3a70f795306d4d6e12151a4de327f801733a8558139e3cd76fe66a
 2019-05-09 15:51:27 +00:00
dan
e216ae0a3e Fix further buffer overreads triggered by passing corrupt records to the sqlite_dbdata module. 
FossilOrigin-Name: dbc6a9f7f67256dea96d3245e7bec145ba65d64adf322e18f1f3ac9556b4e0b6
 2019-05-09 15:07:46 +00:00
dan
b3e3a5bb57 Avoid reading outside a record buffer when extracting an SQL value in the sqlite_dbdata virtual table code. 
FossilOrigin-Name: d99bb0c11d62f629bf59da037827af73a9b814e65815006e0cbca1bc41f42e25
 2019-05-09 11:34:31 +00:00
dan
1b16216f9e Fix building the shell with SQLITE_OMIT_VIRTUAL_TABLE. And without SQLITE_ENABLE_DBPAGE_VTAB. 
FossilOrigin-Name: 425d708c3908fe74f69b62e6dd1722a0018088977e12f14b312dad1df0fbb804
 2019-04-27 20:15:15 +00:00
dan
42ebb01e9f Add the "--lost-and-found" option to the ".recover" command. For setting the name of the orphaned rows table. 
FossilOrigin-Name: 67bb88e24c74d02ae0c4ac6ff2f873f6b0035ccefe5cccfc71c5686cbc76b4c3
 2019-04-27 18:47:03 +00:00
dan
c0b42437ab Fix a locking-page related problem with the ".recover" command. 
FossilOrigin-Name: afdae10424f0f3d0f10a4b73e9732aa55c5ee664814d8ca0edd372cfb17c2445
 2019-04-26 15:14:53 +00:00
dan
efa363b84c Improve the performance of the .recover command. 
FossilOrigin-Name: a50768314d10d743a0cc013b434b516f0763e0a6c5b79655d8fefde7de53e869
 2019-04-24 20:48:55 +00:00
dan
b40af49d73 Enhance the ".recover" command. Fix a problem with overflow pages in dbdata.c. 
FossilOrigin-Name: f193ca587f9e4f925f4f2343b0b07053bd6f93dd87fc6f8f41cf4479e90cf562
 2019-04-22 20:52:12 +00:00
dan
68cb86ef23 Add the ".recovery" command to the shell tool. For recovering the maximum amount data from corrupt databases. Still needs work. 
FossilOrigin-Name: 7461d2e120f2149315ddac2676d51d7445bcdb8e97543effd9c30603517ef9da
 2019-04-20 20:57:28 +00:00
dan
3b412ac247 Add the sqlite_dbptr virtual table to the dbdata extension. For querying the links between b-tree pages. 
FossilOrigin-Name: 3213a15f2133afbb0a4fec3b8f6e0eeca8c0befafd6658c41074e84f589d5d32
 2019-04-18 21:14:11 +00:00
dan
f1173b69b1 Add the experimental dbdata extension. 
FossilOrigin-Name: a3ab58832935e1399ecc7e4d8daefa3a6afa6b301792ce7176bc5d7c173510fb
 2019-04-17 21:17:22 +00:00
drh
2c794b15a0 Add the blobio.c extension module implementing readblob() and writeblob(). 
Experimental.

FossilOrigin-Name: e3fde56da46e9592143b8beeee5eba4d74b8ef67edb7bf73a85edd2e0f7a8d21
 2019-03-30 17:30:50 +00:00
drh
d4a591dd6b Fix harmless compiler warnings. 
FossilOrigin-Name: a063f7c426d1ac066bf05cc03288f49b1c92e06a8cb2bc271cce9bd3022a74ea
 2019-03-26 16:21:11 +00:00
drh
e7476115ad Fix the writefile() SQL function implemented by ext/misc/fileio.c such that 
any directories created have standard umask permissions, not permissions
of the file that is to be written.

FossilOrigin-Name: f11c89595dc65f89be6df62830c8cddd3933acfd4baaecd348ecd99e71db5831
 2019-03-25 15:06:16 +00:00
mistachkin
065f3bf4f2 Fix various harmless compiler warnings seen with MSVC. 
FossilOrigin-Name: 1c0fe5b5763fe5cbace9773dcdab742e126d0bd035ab13d61f9d134afa0afc0c
 2019-03-20 05:45:03 +00:00
drh
75db74fdae Improved comments on the fossildelta.c extension. 
FossilOrigin-Name: d7d23f0450d659b2c7df34e4df8623ca7b6fe3bd19422e3e9234515214ae8510
 2019-03-02 20:09:35 +00:00
drh
8f46f34e2d Remove a redundant parameter extraction call from the percentile.c extension. 
FossilOrigin-Name: d49c32e6e7cc341b5961d2c7b7c68d1649c6542eeec201660e3f82a55aea9e3b
 2019-03-02 12:17:35 +00:00
drh
0319934322 Fix the readfile() UDF so that it returns an empty BLOB, not an OOM error, 
when reading an empty file.

FossilOrigin-Name: 0edad5339e36d69aed9289bb3e60d35f9930386d76a62bb0194c4fdf420d16fb
 2019-02-27 19:59:56 +00:00