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Overview
| Comment: | Improve detection of out-of-range parameters in sqlite3_stmt_status() for SQLITE_ENABLE_API_ARMOR builds. |
|---|---|
| Downloads: | Tarball | ZIP archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: |
21ecbce1378f3cc4b1051628b8c1580b |
| User & Date: | dan 2018-03-14 08:27:39.022 |
References
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2018-03-14
| ||
| 15:06 | Disable one of the test cases from check-in [21ecbce1378f3cc4] when API_ARMOR is not enabled. (check-in: 8fb23d4281 user: drh tags: trunk) | |
Context
|
2018-03-14
| ||
| 15:06 | Disable one of the test cases from check-in [21ecbce1378f3cc4] when API_ARMOR is not enabled. (check-in: 8fb23d4281 user: drh tags: trunk) | |
| 14:53 | Add the SQLITE_DBSTATUS_CACHE_SPILL option to sqlite3_db_status() (Closed-Leaf check-in: 3faeb85137 user: drh tags: dbstatus-cache-spill) | |
| 08:27 | Improve detection of out-of-range parameters in sqlite3_stmt_status() for SQLITE_ENABLE_API_ARMOR builds. (check-in: 21ecbce137 user: dan tags: trunk) | |
|
2018-03-12
| ||
| 21:09 | Fix a typo causing SQLITE_LOG_CACHE_SPILL builds to fail. (check-in: 0171d4a71c user: dan tags: trunk) | |
Changes
Changes to src/vdbeapi.c.
| ︙ | ︙ | |||
1664 1665 1666 1667 1668 1669 1670 |
/*
** Return the value of a status counter for a prepared statement
*/
int sqlite3_stmt_status(sqlite3_stmt *pStmt, int op, int resetFlag){
Vdbe *pVdbe = (Vdbe*)pStmt;
u32 v;
#ifdef SQLITE_ENABLE_API_ARMOR
| | > > | 1664 1665 1666 1667 1668 1669 1670 1671 1672 1673 1674 1675 1676 1677 1678 1679 1680 |
/*
** Return the value of a status counter for a prepared statement
*/
int sqlite3_stmt_status(sqlite3_stmt *pStmt, int op, int resetFlag){
Vdbe *pVdbe = (Vdbe*)pStmt;
u32 v;
#ifdef SQLITE_ENABLE_API_ARMOR
if( !pStmt
|| (op!=SQLITE_STMTSTATUS_MEMUSED && (op<0||op>=ArraySize(pVdbe->aCounter)))
){
(void)SQLITE_MISUSE_BKPT;
return 0;
}
#endif
if( op==SQLITE_STMTSTATUS_MEMUSED ){
sqlite3 *db = pVdbe->db;
sqlite3_mutex_enter(db->mutex);
|
| ︙ | ︙ |
Changes to test/dbstatus.test.
| ︙ | ︙ | |||
411 412 413 414 415 416 417 418 |
do_cacheused_test 4.2.3 db2 { 4568 4568 }
sqlite3 db file:test.db?cache=shared
do_cacheused_test 4.2.4 db2 { 4568 2284 }
db2 close
}
}
finish_test
| > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > | 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 |
do_cacheused_test 4.2.3 db2 { 4568 4568 }
sqlite3 db file:test.db?cache=shared
do_cacheused_test 4.2.4 db2 { 4568 2284 }
db2 close
}
}
#-------------------------------------------------------------------------
# Test that passing an out-of-range value to sqlite3_stmt_status does
# not cause a crash.
reset_db
do_execsql_test 5.0 {
CREATE TABLE t1(x, y);
INSERT INTO t1 VALUES(1, 2);
INSERT INTO t1 VALUES(3, 4);
}
do_test 5.1 {
set ::stmt [sqlite3_prepare db "SELECT * FROM t1" -1 dummy]
sqlite3_step $::stmt
sqlite3_step $::stmt
sqlite3_step $::stmt
sqlite3_reset $::stmt
} {SQLITE_OK}
do_test 5.2 { sqlite3_stmt_status $::stmt -1 0 } 0
do_test 5.3 { sqlite3_stmt_status $::stmt 7 0 } 0
do_test 5.4 {
expr [sqlite3_stmt_status $::stmt 99 0]>0
} 1
foreach {tn id res} {
1 SQLITE_STMTSTATUS_MEMUSED 1
2 SQLITE_STMTSTATUS_FULLSCAN_STEP 1
3 SQLITE_STMTSTATUS_SORT 0
4 SQLITE_STMTSTATUS_AUTOINDEX 0
5 SQLITE_STMTSTATUS_VM_STEP 1
6 SQLITE_STMTSTATUS_REPREPARE 0
7 SQLITE_STMTSTATUS_RUN 1
} {
if {$tn==2} breakpoint
do_test 5.5.$tn { expr [sqlite3_stmt_status $::stmt $id 0]>0 } $res
}
sqlite3_finalize $::stmt
finish_test
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