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19 Commits

Author SHA1 Message Date
drh
2e6d83bc49 Give the SQLITE_TESTCTRL_PRNG_SEED two arguments. The second argument if not 
NULL is a pointer to a database connection which seeds the connection from
its schema cookie.  In this way, fuzzers can control the PRNG seed.

FossilOrigin-Name: 49aa34480622cce4d7a72c59d9cfa8336886387acec8ee15b72f295ea1a52d8c
 2019-08-03 01:39:20 +00:00
drh
e6e96b1b45 Fixes to the PRNG_SEED pragma idea. 
FossilOrigin-Name: c71098409c98af8360f8f28b9238a12ec764018a5782e8ff03fdf5db54031d6e
 2019-08-02 21:03:24 +00:00
drh
0ba323476a Fix dbfuzz2 so that it will compile on systems that do not support getrlimit(). 
FossilOrigin-Name: 36295dcebcb5487f2a462eabb41900ac28b8e839898ef0fae0aa4730bf9b0671
 2019-07-08 18:35:51 +00:00
drh
fb5567123f Add the --limit N option to dbfuzz2. Set the default callback limit to 250K. 
FossilOrigin-Name: b99f8512c06b9d47e48b028781265512ce8b812ae4e6af0a7139a093cf9a8f74
 2019-03-22 11:38:14 +00:00
drh
ddc28c23d5 Minor change to dbfuzz2 that allows it to be compiled against older versions 
of SQLite.

FossilOrigin-Name: 6d39d6a68bf09e0b4f6706218373e74fc03148fd8bdba5031c3de2f750d87cf2
 2019-02-26 18:21:08 +00:00
drh
7e85e9033f Disable unix-specific features of dbfuzz2 when compiling on windows. 
FossilOrigin-Name: af84774d1eebcfe6a61b564b4edf280ad3c3a93f39b7f70b6fcc56f7bbdfb9eb
 2019-02-20 19:06:16 +00:00
drh
a790882d63 Add the -memtrace option to dbfuzz2. 
FossilOrigin-Name: 67fecbc79d3e927a7e22f3589be3184114322635874e4b3170666e352d0bfe9d
 2019-02-04 19:50:44 +00:00
drh
88862d49a6 Enhance dbfuzz2 so that with the -v option it shows the return code and 
error message for any failing SQL statements.

FossilOrigin-Name: 3a127ef9f7feafe6ba8c75e4eb29e28aa61a30249082cc8767ada1ec0cc0b7f1
 2019-02-04 19:45:26 +00:00
drh
178edcd774 Update dbfuzz2 to set a maximum database size of 100MiB by default, but 
with the new --max-db-size N option to change that limit.

FossilOrigin-Name: 21d6bb78ef2979d011b917d2d6519d7cd0009fcad83ed23ab2e9a5e02d8e51ab
 2019-01-22 16:11:31 +00:00
drh
5976552a72 Add the --max-data and --max-as options to dbfuzz2. Also cause dbfuzz2 to 
show its maximum RSS size upon exit in standalone mode with the -v option.

FossilOrigin-Name: 7ce93e824a954d1e0cf8d7343e59a2660175f42bd4dac02aed8ad77644e7eb2f
 2019-01-21 13:47:55 +00:00
drh
8ed07d1274 Add the --max-stack option to dbfuzz2. 
FossilOrigin-Name: c11ae4fed89484f0a0061002861b5d599bbda8e40a1f0c33fdbe8cb072134d5c
 2019-01-20 00:03:59 +00:00
drh
b10a50e7f8 In dbfuzz2, avoid using a malloc in the LLVMFuzzerInitialize() initializer 
routine, so that no memory leaks are reported.  Also, show the version of
SQLite being used when the -v option is on.

FossilOrigin-Name: 824f93246988ffa213bbd41a7de08886999b1a8ae00fdf6b9767acb6e3ec6a1f
 2019-01-13 20:23:34 +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
e65b9c6a5e Separate makefile targets for "dbfuzz2", "dbfuzz2-asan", and "dbfuzz2-msan". 
FossilOrigin-Name: ea119641a7edcd0e1ec14371d93e35f860971888bd98cb0019253358a2ef123b
 2019-01-11 13:03:06 +00:00
drh
62a88294e8 Fix dbfuzz2.c so that it works with -DSQLITE_OMIT_INIT 
FossilOrigin-Name: 9ad796a8822f1b7e1e99b73c2cc5be59dbfd85e9c27f3e795c29a2c002c611d1
 2018-12-07 03:01:07 +00:00
drh
ad9bfa5e07 Improvements to the -fsanitize=fuzzer based database file fuzzer. 
(Cherrypick from the rubust-against-damaged-db branch.)

FossilOrigin-Name: 3cc01a0eaf54e3d5adf206825cfcab15edf73bd5aea10dfc497efd78071a17d0
 2018-10-30 15:20:35 +00:00
drh
d811d844cd Improvements to the dbfuzz2.c test module. 
FossilOrigin-Name: d60eff493b875366981c5a25000bb65cde9f6e628192914910790acc562c17b9
 2018-10-27 21:06:44 +00:00
drh
65da285e6a Initial code for a fuzzing tool on database file that works with the 
-fsanitize=fuzzer option of clang.

FossilOrigin-Name: 90d12094d36957fbded71545add8a5dc206798fdacc17d4d161d715569a7f991
 2018-10-27 00:47:33 +00:00