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Overview
| Comment: | In fuzzcheck, activate vdbe_debug for dbsqlfuzz cases when using the -vvvvv verbosity level or above. |
|---|---|
| Downloads: | Tarball | ZIP archive |
| Timelines: | family | ancestors | descendants | both | dbsqlfuzz-in-fuzzcheck |
| Files: | files | file ages | folders |
| SHA3-256: |
2e6f7c2aced49824a38b3494b796a8ec |
| User & Date: | drh 2019-01-25 13:03:38.630 |
Context
|
2019-01-25
| ||
| 14:16 | Fix the xFetch method of the "memdb" VFS (used by deserialize) so that it is robust against corrupt database file. (Closed-Leaf check-in: 2c1ef40e78 user: drh tags: dbsqlfuzz-in-fuzzcheck) | |
| 13:03 | In fuzzcheck, activate vdbe_debug for dbsqlfuzz cases when using the -vvvvv verbosity level or above. (check-in: 2e6f7c2ace user: drh tags: dbsqlfuzz-in-fuzzcheck) | |
| 04:43 | Improved automatic detection of dbsqlfuzz cases in fuzzcheck. (check-in: 1ef24e89c9 user: drh tags: dbsqlfuzz-in-fuzzcheck) | |
Changes
Changes to test/fuzzcheck.c.
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fprintf(stderr, "sqlite3_deserialize() failed with %d\n", rc);
goto testrun_finished;
}
if( maxDbSize>0 ){
sqlite3_int64 x = maxDbSize;
sqlite3_file_control(cx.db, "main", SQLITE_FCNTL_SIZE_LIMIT, &x);
}
/* Block debug pragmas and ATTACH/DETACH. But wait until after
** deserialize to do this because deserialize depends on ATTACH */
sqlite3_set_authorizer(cx.db, block_troublesome_sql, 0);
/* Consistent PRNG seed */
sqlite3_randomness(0,0);
| > > > > > | 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 |
fprintf(stderr, "sqlite3_deserialize() failed with %d\n", rc);
goto testrun_finished;
}
if( maxDbSize>0 ){
sqlite3_int64 x = maxDbSize;
sqlite3_file_control(cx.db, "main", SQLITE_FCNTL_SIZE_LIMIT, &x);
}
/* For high debugging levels, turn on debug mode */
if( eVerbosity>=5 ){
sqlite3_exec(cx.db, "PRAGMA vdbe_debug=ON;", 0, 0, 0);
}
/* Block debug pragmas and ATTACH/DETACH. But wait until after
** deserialize to do this because deserialize depends on ATTACH */
sqlite3_set_authorizer(cx.db, block_troublesome_sql, 0);
/* Consistent PRNG seed */
sqlite3_randomness(0,0);
|
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1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 |
v *= aMult[i].iMult;
break;
}
}
if( v>0x7fffffff ) fatalError("parameter too large - max 2147483648");
return (int)(isNeg? -v : v);
}
/*
** Print sketchy documentation for this utility program
*/
static void showHelp(void){
printf("Usage: %s [options] SOURCE-DB ?ARGS...?\n", g.zArgv0);
printf(
| > > > > > > > > > > > > > | 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 1263 1264 1265 1266 1267 1268 |
v *= aMult[i].iMult;
break;
}
}
if( v>0x7fffffff ) fatalError("parameter too large - max 2147483648");
return (int)(isNeg? -v : v);
}
/*
** Return the number of "v" characters in a string. Return 0 if there
** are any characters in the string other than "v".
*/
static int numberOfVChar(const char *z){
int N = 0;
while( z[0] && z[0]=='v' ){
z++;
N++;
}
return z[0]==0 ? N : 0;
}
/*
** Print sketchy documentation for this utility program
*/
static void showHelp(void){
printf("Usage: %s [options] SOURCE-DB ?ARGS...?\n", g.zArgv0);
printf(
|
| ︙ | ︙ | |||
1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323 1324 | char *zExpSql = 0; /* Write SQL to files in this directory */ void *pHeap = 0; /* Heap for use by SQLite */ int ossFuzz = 0; /* enable OSS-FUZZ testing */ int ossFuzzThisDb = 0; /* ossFuzz value for this particular database */ int nativeMalloc = 0; /* Turn off MEMSYS3/5 and lookaside if true */ sqlite3_vfs *pDfltVfs; /* The default VFS */ int openFlags4Data; /* Flags for sqlite3_open_v2() */ sqlite3_initialize(); iBegin = timeOfDay(); #ifdef __unix__ signal(SIGALRM, timeoutHandler); #endif g.zArgv0 = argv[0]; | > | 1329 1330 1331 1332 1333 1334 1335 1336 1337 1338 1339 1340 1341 1342 1343 | char *zExpSql = 0; /* Write SQL to files in this directory */ void *pHeap = 0; /* Heap for use by SQLite */ int ossFuzz = 0; /* enable OSS-FUZZ testing */ int ossFuzzThisDb = 0; /* ossFuzz value for this particular database */ int nativeMalloc = 0; /* Turn off MEMSYS3/5 and lookaside if true */ sqlite3_vfs *pDfltVfs; /* The default VFS */ int openFlags4Data; /* Flags for sqlite3_open_v2() */ int nV; /* How much to increase verbosity with -vvvv */ sqlite3_initialize(); iBegin = timeOfDay(); #ifdef __unix__ signal(SIGALRM, timeoutHandler); #endif g.zArgv0 = argv[0]; |
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1417 1418 1419 1420 1421 1422 1423 |
}else
if( strcmp(z,"timeout-test")==0 ){
timeoutTest = 1;
#ifndef __unix__
fatalError("timeout is not available on non-unix systems");
#endif
}else
| | > > > > > > | 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450 1451 1452 1453 1454 1455 1456 1457 1458 1459 1460 1461 |
}else
if( strcmp(z,"timeout-test")==0 ){
timeoutTest = 1;
#ifndef __unix__
fatalError("timeout is not available on non-unix systems");
#endif
}else
if( strcmp(z,"verbose")==0 ){
quietFlag = 0;
verboseFlag++;
eVerbosity++;
if( verboseFlag>1 ) runFlags |= SQL_TRACE;
}else
if( (nV = numberOfVChar(z))>=1 ){
quietFlag = 0;
verboseFlag += nV;
eVerbosity += nV;
if( verboseFlag>1 ) runFlags |= SQL_TRACE;
}else
if( strcmp(z,"version")==0 ){
int ii;
const char *z;
printf("SQLite %s %s\n", sqlite3_libversion(), sqlite3_sourceid());
for(ii=0; (z = sqlite3_compileoption_get(ii))!=0; ii++){
printf("%s\n", z);
}
|
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