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Commit Graph

267 Commits

Author SHA1 Message Date
drh
001caa714f json_valid(*,8) allows minus-signs on hexadecimal literals.
FossilOrigin-Name: c0d7f4520d839a268b3fd2474d0897a9832aa608bd6238b3e287fabecf07a350
2023-12-11 20:19:10 +00:00
drh
ba5505657f Rename the new test-control to SQLITE_TESTCTRL_JSON_SELFCHECK. Make it so
that the current value of the setting can be interrogated.

FossilOrigin-Name: 7aff1d9a4cb17ecd5abab21ab032f35a78741dd641ddd8cbcc85fc4a81a0707d
2023-12-11 19:00:44 +00:00
drh
7d2eaae83e Add SQLITE_TESTCTRL_VALIDATE_JSONB, which if enabled under SQLITE_DEBUG causes
cross-checking of generate JSONB.

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2023-12-11 17:03:12 +00:00
drh
ce46e0eb11 Work toward enhanced functionality for json_valid() with deep checking
of the JSONB (second argument has bit 0x08).

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2023-12-11 14:01:38 +00:00
drh
b89e64d822 Fix a potential use of uninitialized value in json_valid() with 2nd
argument of 8.

FossilOrigin-Name: fa102036fe46eeb71b7df3e265be1935ae5c78e0b939b08841bcfb8abadbc77a
2023-12-11 02:39:11 +00:00
drh
bfa0de86e6 Fix a harmless UBSAN warning.
FossilOrigin-Name: 1503cba6d17e9bade7a5c103ddd23241ff4741f9a2e3032ffe2987af243dae65
2023-12-08 16:56:50 +00:00
drh
2a27be2107 Fix a potential problem RCStr access on a JsonString object that is not
really and RCStr.  Fuzzer/UBSAN find.

FossilOrigin-Name: d2f2174ce2cc89606034e158149a2d05fc3627ec4d5cdb772add7a2250f29d78
2023-12-08 14:54:22 +00:00
drh
5a238ffcae Rework the jsonEachPathLength() routine in json_tree() so that it is
less susceptible to problems due to goofy object labels.

FossilOrigin-Name: 858b76a00e8ff55215f7a2e6a4cd77fc4d4f98dea7224cd90488744f5ce246a4
2023-12-07 14:09:25 +00:00
drh
5b6b703461 Improved detection of corrupt JSONB in the jsonReturnFromBlob() function.
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2023-12-07 12:55:39 +00:00
drh
a9c8469d03 Do correct comparisons between object labels in JSON even when the two labels
contain different JSON escapes.

FossilOrigin-Name: bda2e30cc22e180b19a7a05824dd345880eb402ae5450b2d2dd954946c3ae135
2023-12-06 17:50:16 +00:00
drh
b597fea894 Correctly handle 8-byte sizes in the JSONB format.
[forum:/forumpost/283daf08e91183fc|Forum post 283daf08e91183fc].

FossilOrigin-Name: 73d390f39c0bbbc017e01544e4d43c76761f2599bd57f900131c706270dfd202
2023-12-06 17:39:31 +00:00
drh
9df01b5ccf Fix the routine that determines the json_tree.path value for the first row
so that it correctly takes into account escape sequences in the path
argument.

FossilOrigin-Name: b9243ee8a37c62eb8848e765bd4af83bc1b3d3eb24fb4268a1357ad1f8b2e1fb
2023-12-06 16:57:18 +00:00
drh
6a8581d828 The rule for the RHS of the ->> and -> operators when the RHS does not begin
with $ is that it must be (1) all digits, or (2) all alphanumerics, or
(3) contained within [..] or else it will become a quoted label.

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2023-12-06 15:35:38 +00:00
drh
91ec00c25a Increased rigor in comparisons between object labels in JSON.
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2023-12-06 14:50:48 +00:00
drh
5afd67b3c3 Use extra assert() statement to silence harmless static analyzer warnings.
FossilOrigin-Name: 174c2b2eef5fecd96a5fc89b81032fe81f7801f12097cea10e7e7f0a02114813
2023-12-05 19:24:07 +00:00
drh
a0de45459e Miscellaneous comment cleanup and typo fixes.
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2023-12-05 18:28:15 +00:00
drh
8eac91fab7 Use strspn() to accelerate whitespace bypass in the JSON parser.
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2023-12-05 12:52:13 +00:00
drh
590aaff992 Small performance gain by unwinding the string literal delimiter search
loop in the JSON parser by one more level.

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2023-12-05 12:22:05 +00:00
drh
fa43e21711 Use an assert() to fix a harmless static analyzer warning.
FossilOrigin-Name: a249ca657e624028bc6b3d2c2bcedd7162d118addb7d62ce519920cecebf1860
2023-12-05 01:44:15 +00:00
drh
ae2e972802 Fix OOM and corrupt JSONB handling in json_patch().
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2023-12-05 00:17:17 +00:00
drh
3cdb079476 Rename the internal routine jsonMergePatchBlob() to just jsonMergePatch().
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2023-12-04 23:12:57 +00:00
drh
f26e26afc5 Fixes to error handling in json_array_length().
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2023-12-04 19:32:17 +00:00
drh
0b8b1c309d Do not make the input JSONB editable in json_remove() if there are no PATH
argument.

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2023-12-04 19:14:13 +00:00
drh
3fedb7e59e Fix errors in rendering JSON5 escape sequences embedded in JSONB.
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2023-12-04 18:53:10 +00:00
drh
9c794b9bff Continuing simplifications and code cleanup.
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2023-12-04 17:40:28 +00:00
drh
99c41692f1 Remove reachable ALWAYS and NEVER macros.
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2023-12-04 16:01:39 +00:00
drh
732fb64ad3 Two new NEVER macros.
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2023-12-04 15:22:42 +00:00
drh
dc138cb186 Repair issues and inefficiencies found during testing.
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2023-12-04 13:12:45 +00:00
drh
2ff73a5f3e Better pre-scan size estimations for objects in the JSON parser resulting
in fewer reallocations and memmove operations.

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2023-12-04 01:14:23 +00:00
drh
b7fd951be4 Back off on the use of strlen() for situations where sqlite3_value_bytes()
will work as well, for performance.

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2023-12-04 00:31:58 +00:00
drh
9af45dc482 Remove dead code. Improved reporting of errors in JSON inputs.
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2023-12-03 23:38:24 +00:00
drh
16e8a5b2f3 Avoid problems when the path argument to json_tree() contains embedded U+0000
characters.

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2023-12-03 23:30:59 +00:00
drh
a3bf077b60 Ensure that OOM conditions in the generation of the "bad JSON path" error
message result in an SQLITE_NOMEM error.

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2023-12-03 20:11:35 +00:00
drh
0a18a5807a Enable incorrect JSONB to be rendered into text without hitting an
assertion for a bad whitespace escape in a string.

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2023-12-03 19:59:45 +00:00
drh
78fa0186b8 Do not let bad hexadecimal digits in malformed JSONB cause an assertion fault.
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2023-12-03 11:54:39 +00:00
drh
eb18ae3089 Minor code changes for consistency and to simplify testing.
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2023-12-03 00:51:30 +00:00
drh
c78c3c91ae Implement strict JSONB checking in the json_valid() function.
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2023-12-02 21:39:34 +00:00
drh
8f8d481485 Fix harmless compiler warnings reported by MSVC.
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2023-12-02 20:37:45 +00:00
drh
c1e85742da Code and comment cleanup. Everything should work the same.
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2023-12-02 20:25:36 +00:00
drh
53c2160db0 Fix harmless compiler warnings. Refactor some identifier names for
clearer presentation.

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2023-12-02 18:17:38 +00:00
drh
a11aaff05a Take extra care to ensure that JSONB values that are in cache are actually
owned by the JSON subsystem, and that ownership of such values is not handed
back to the bytecode engine.

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2023-12-02 18:04:27 +00:00
drh
05db513435 Protect a memcpy() against OOM conditions.
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2023-12-02 16:11:22 +00:00
drh
2c26bde4ff Do not allow a JsonParse object to be considered "editable" after an OOM.
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2023-12-02 15:59:48 +00:00
drh
4cd397c0d9 Fix potential unsigned integer underflow in jsonAppendString().
FossilOrigin-Name: d2fba2cbdc3870d34228c1a9446eced884325acc183900d7dd0b96132570fb4a
2023-12-02 15:06:43 +00:00
drh
82136d90f8 Minor fix to the header comment on jsonXlateTextToBlob().
FossilOrigin-Name: c3677ba410208c07b711f5f526eb5cf039a8eee49f632c7ae04fa55cdfbb9058
2023-12-02 14:55:46 +00:00
drh
f0b8b16317 Performance optimization in jsonAppendString().
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2023-12-02 14:16:47 +00:00
drh
679c90850c Simplification and optimization of the JSON parser.
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2023-12-02 13:36:52 +00:00
drh
6df61985d4 Unroll a loop in the parser for a performance increase.
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2023-12-02 01:38:53 +00:00
drh
5ec9c916ad Fix harmless compiler warnings and enhance performance the parser.
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2023-12-02 01:06:33 +00:00
drh
3af20cf3a0 Performance optimization in the JSON parser.
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2023-12-01 22:01:26 +00:00