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Overview
Comment:Fix an infinite loop caused by a corrupt database in fts3. Also an undefined left-shift in fts5.
Downloads: Tarball | ZIP archive | SQL archive
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA3-256: 55c5d72af9510e2f27c33544d804a58d4282b0efb384ead38484129ce91b574f
User & Date: dan 2019-01-18 21:03:15
References
2019-01-18
21:17
Fix a memory leak introduced by [55c5d72a]. check-in: fbd681dc user: dan tags: trunk
Context
2019-01-18
21:12
Fix a crash in the fts5vocab module caused by including a "term < NULL" term in a WHERE clause. check-in: 9e717c43 user: dan tags: trunk
21:03
Fix an infinite loop caused by a corrupt database in fts3. Also an undefined left-shift in fts5. check-in: 55c5d72a user: dan tags: trunk
20:15
Avoid passing a NULL pointer to memcpy in fts5, even if the database is corrupt. check-in: acccc980 user: dan tags: trunk
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Changes to ext/fts3/fts3.c.

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/*
** Compute the union of two position lists.  The output written
** into *pp contains all positions of both *pp1 and *pp2 in sorted
** order and with any duplicates removed.  All pointers are
** updated appropriately.   The caller is responsible for insuring
** that there is enough space in *pp to hold the complete output.
*/
static void fts3PoslistMerge(
  char **pp,                      /* Output buffer */
  char **pp1,                     /* Left input list */
  char **pp2                      /* Right input list */
){
  char *p = *pp;
  char *p1 = *pp1;
  char *p2 = *pp2;

  while( *p1 || *p2 ){
    int iCol1;         /* The current column index in pp1 */
    int iCol2;         /* The current column index in pp2 */


    if( *p1==POS_COLUMN ) fts3GetVarint32(&p1[1], &iCol1);


    else if( *p1==POS_END ) iCol1 = POSITION_LIST_END;
    else iCol1 = 0;


    if( *p2==POS_COLUMN ) fts3GetVarint32(&p2[1], &iCol2);


    else if( *p2==POS_END ) iCol2 = POSITION_LIST_END;
    else iCol2 = 0;

    if( iCol1==iCol2 ){
      sqlite3_int64 i1 = 0;       /* Last position from pp1 */
      sqlite3_int64 i2 = 0;       /* Last position from pp2 */
      sqlite3_int64 iPrev = 0;
................................................................................
    }
  }

  *p++ = POS_END;
  *pp = p;
  *pp1 = p1 + 1;
  *pp2 = p2 + 1;

}

/*
** This function is used to merge two position lists into one. When it is
** called, *pp1 and *pp2 must both point to position lists. A position-list is
** the part of a doclist that follows each document id. For example, if a row
** contains:
................................................................................
*/
static int fts3DoclistOrMerge(
  int bDescDoclist,               /* True if arguments are desc */
  char *a1, int n1,               /* First doclist */
  char *a2, int n2,               /* Second doclist */
  char **paOut, int *pnOut        /* OUT: Malloc'd doclist */
){

  sqlite3_int64 i1 = 0;
  sqlite3_int64 i2 = 0;
  sqlite3_int64 iPrev = 0;
  char *pEnd1 = &a1[n1];
  char *pEnd2 = &a2[n2];
  char *p1 = a1;
  char *p2 = a2;
................................................................................
  fts3GetDeltaVarint3(&p1, pEnd1, 0, &i1);
  fts3GetDeltaVarint3(&p2, pEnd2, 0, &i2);
  while( p1 || p2 ){
    sqlite3_int64 iDiff = DOCID_CMP(i1, i2);

    if( p2 && p1 && iDiff==0 ){
      fts3PutDeltaVarint3(&p, bDescDoclist, &iPrev, &bFirstOut, i1);
      fts3PoslistMerge(&p, &p1, &p2);

      fts3GetDeltaVarint3(&p1, pEnd1, bDescDoclist, &i1);
      fts3GetDeltaVarint3(&p2, pEnd2, bDescDoclist, &i2);
    }else if( !p2 || (p1 && iDiff<0) ){
      fts3PutDeltaVarint3(&p, bDescDoclist, &iPrev, &bFirstOut, i1);
      fts3PoslistCopy(&p, &p1);
      fts3GetDeltaVarint3(&p1, pEnd1, bDescDoclist, &i1);
    }else{
................................................................................
      fts3GetDeltaVarint3(&p2, pEnd2, bDescDoclist, &i2);
    }
  }

  *paOut = aOut;
  *pnOut = (int)(p-aOut);
  assert( *pnOut<=n1+n2+FTS3_VARINT_MAX-1 );
  return SQLITE_OK;
}

/*
** This function does a "phrase" merge of two doclists. In a phrase merge,
** the output contains a copy of each position from the right-hand input
** doclist for which there is a position in the left-hand input doclist
** exactly nDist tokens before it.







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/*
** Compute the union of two position lists.  The output written
** into *pp contains all positions of both *pp1 and *pp2 in sorted
** order and with any duplicates removed.  All pointers are
** updated appropriately.   The caller is responsible for insuring
** that there is enough space in *pp to hold the complete output.
*/
static int fts3PoslistMerge(
  char **pp,                      /* Output buffer */
  char **pp1,                     /* Left input list */
  char **pp2                      /* Right input list */
){
  char *p = *pp;
  char *p1 = *pp1;
  char *p2 = *pp2;

  while( *p1 || *p2 ){
    int iCol1;         /* The current column index in pp1 */
    int iCol2;         /* The current column index in pp2 */

    if( *p1==POS_COLUMN ){ 
      fts3GetVarint32(&p1[1], &iCol1);
      if( iCol1==0 ) return FTS_CORRUPT_VTAB;
    }
    else if( *p1==POS_END ) iCol1 = POSITION_LIST_END;
    else iCol1 = 0;

    if( *p2==POS_COLUMN ){
      fts3GetVarint32(&p2[1], &iCol2);
      if( iCol2==0 ) return FTS_CORRUPT_VTAB;
    }
    else if( *p2==POS_END ) iCol2 = POSITION_LIST_END;
    else iCol2 = 0;

    if( iCol1==iCol2 ){
      sqlite3_int64 i1 = 0;       /* Last position from pp1 */
      sqlite3_int64 i2 = 0;       /* Last position from pp2 */
      sqlite3_int64 iPrev = 0;
................................................................................
    }
  }

  *p++ = POS_END;
  *pp = p;
  *pp1 = p1 + 1;
  *pp2 = p2 + 1;
  return SQLITE_OK;
}

/*
** This function is used to merge two position lists into one. When it is
** called, *pp1 and *pp2 must both point to position lists. A position-list is
** the part of a doclist that follows each document id. For example, if a row
** contains:
................................................................................
*/
static int fts3DoclistOrMerge(
  int bDescDoclist,               /* True if arguments are desc */
  char *a1, int n1,               /* First doclist */
  char *a2, int n2,               /* Second doclist */
  char **paOut, int *pnOut        /* OUT: Malloc'd doclist */
){
  int rc = SQLITE_OK;
  sqlite3_int64 i1 = 0;
  sqlite3_int64 i2 = 0;
  sqlite3_int64 iPrev = 0;
  char *pEnd1 = &a1[n1];
  char *pEnd2 = &a2[n2];
  char *p1 = a1;
  char *p2 = a2;
................................................................................
  fts3GetDeltaVarint3(&p1, pEnd1, 0, &i1);
  fts3GetDeltaVarint3(&p2, pEnd2, 0, &i2);
  while( p1 || p2 ){
    sqlite3_int64 iDiff = DOCID_CMP(i1, i2);

    if( p2 && p1 && iDiff==0 ){
      fts3PutDeltaVarint3(&p, bDescDoclist, &iPrev, &bFirstOut, i1);
      rc = fts3PoslistMerge(&p, &p1, &p2);
      if( rc ) break;
      fts3GetDeltaVarint3(&p1, pEnd1, bDescDoclist, &i1);
      fts3GetDeltaVarint3(&p2, pEnd2, bDescDoclist, &i2);
    }else if( !p2 || (p1 && iDiff<0) ){
      fts3PutDeltaVarint3(&p, bDescDoclist, &iPrev, &bFirstOut, i1);
      fts3PoslistCopy(&p, &p1);
      fts3GetDeltaVarint3(&p1, pEnd1, bDescDoclist, &i1);
    }else{
................................................................................
      fts3GetDeltaVarint3(&p2, pEnd2, bDescDoclist, &i2);
    }
  }

  *paOut = aOut;
  *pnOut = (int)(p-aOut);
  assert( *pnOut<=n1+n2+FTS3_VARINT_MAX-1 );
  return rc;
}

/*
** This function does a "phrase" merge of two doclists. In a phrase merge,
** the output contains a copy of each position from the right-hand input
** doclist for which there is a position in the left-hand input doclist
** exactly nDist tokens before it.

Changes to ext/fts5/fts5_buffer.c.

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  aBuf[0] = (iVal>>24) & 0x00FF;
  aBuf[1] = (iVal>>16) & 0x00FF;
  aBuf[2] = (iVal>> 8) & 0x00FF;
  aBuf[3] = (iVal>> 0) & 0x00FF;
}

int sqlite3Fts5Get32(const u8 *aBuf){
  return (aBuf[0] << 24) + (aBuf[1] << 16) + (aBuf[2] << 8) + aBuf[3];
}

/*
** Append buffer nData/pData to buffer pBuf. If an OOM error occurs, set 
** the error code in p. If an error has already occurred when this function
** is called, it is a no-op.
*/







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  aBuf[0] = (iVal>>24) & 0x00FF;
  aBuf[1] = (iVal>>16) & 0x00FF;
  aBuf[2] = (iVal>> 8) & 0x00FF;
  aBuf[3] = (iVal>> 0) & 0x00FF;
}

int sqlite3Fts5Get32(const u8 *aBuf){
  return (int)((((u32)aBuf[0])<<24) + (aBuf[1]<<16) + (aBuf[2]<<8) + aBuf[3]);
}

/*
** Append buffer nData/pData to buffer pBuf. If an OOM error occurs, set 
** the error code in p. If an error has already occurred when this function
** is called, it is a no-op.
*/

Changes to ext/fts5/test/fts5corrupt3.test.

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| end null-memcmp-param-1..db
}]} {}

do_catchsql_test 37.1 {
  SELECT * FROM t3;
} {1 {database disk image is malformed}}
















sqlite3_fts5_may_be_corrupt 0
finish_test








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| end null-memcmp-param-1..db
}]} {}

do_catchsql_test 37.1 {
  SELECT * FROM t3;
} {1 {database disk image is malformed}}

#-------------------------------------------------------------------------
reset_db 
do_execsql_test 37.0 {
  CREATE VIRTUAL TABLE t1 USING fts5(b, c);
  INSERT INTO t1 VALUES('a', 'b');
  SELECT quote(block) FROM t1_data WHERE rowid=10;
} {X'000000000101010001010101'}

do_execsql_test 37.1 {
  UPDATE t1_data SET block = X'FFFFFFFF0101010001010101' WHERE rowid = 10;
  SELECT rowid FROM t1('a');
} {1}



sqlite3_fts5_may_be_corrupt 0
finish_test

Changes to test/fts3corrupt4.test.

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| end crash-843cb8447eaf14.db
}]} {}

do_catchsql_test 11.1 {
  SELECT rowid, quote(matchinfo(t1,'pcxybs')) FROM t1 WHERE t1 MATCH 'e*'
} {1 {database disk image is malformed}}


































































































































































































































































































finish_test









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| end crash-843cb8447eaf14.db
}]} {}

do_catchsql_test 11.1 {
  SELECT rowid, quote(matchinfo(t1,'pcxybs')) FROM t1 WHERE t1 MATCH 'e*'
} {1 {database disk image is malformed}}

#-------------------------------------------------------------------------
reset_db
do_test 12.0 {
  sqlite3 db {}
  db deserialize [decode_hexdb {
| size 28672 pagesize 4096 filename c81b.db
| page 1 offset 0
|      0: 53 51 4c 69 74 65 20 66 6f 72 6d 61 74 20 33 00   SQLite format 3.
|     16: 10 00 01 01 00 40 20 20 00 00 00 01 00 00 00 07   .....@  ........
|     32: 00 00 00 02 00 00 00 01 00 00 00 01 00 00 00 04   ................
|     48: 00 00 00 00 00 00 00 00 00 00 00 01 00 00 00 00   ................
|     80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 01   ................
|     96: 00 2e 30 38 0d 0e b1 00 06 0d a4 00 0f 8d 0f 21   ..08...........!
|    112: 0e b9 0d c8 0e 7e 0d a4 0d a4 00 00 00 00 00 00   .....~..........
|   3488: 00 00 00 00 22 07 06 17 11 11 01 31 74 61 62 6c   ...........1tabl
|   3504: 65 74 32 74 32 07 43 52 45 41 54 45 20 54 41 42   et2t2.CREATE TAB
|   3520: 4c 45 20 74 32 28 78 29 81 33 05 07 17 1f 1f 01   LE t2(x).3......
|   3536: 82 35 74 61 62 6c 65 74 31 5f 73 65 67 64 69 72   .5tablet1_segdir
|   3552: 74 31 5f 73 65 67 64 69 72 05 43 52 45 41 54 45   t1_segdir.CREATE
|   3568: 20 54 41 42 4c 45 20 27 74 31 5f 73 65 67 64 69    TABLE 't1_segdi
|   3584: 72 27 28 6c 65 76 65 6c 20 49 4e 54 45 47 45 52   r'(level INTEGER
|   3600: 2c 69 64 78 20 49 4e 54 45 47 45 52 2c 73 74 61   ,idx INTEGER,sta
|   3616: 72 74 5f 62 6c 6f 63 6b 20 49 4e 54 45 47 45 52   rt_block INTEGER
|   3632: 2c 6c 65 61 76 65 73 5f 65 6e 64 5f 62 6c 6f 63   ,leaves_end_bloc
|   3648: 6b 20 49 4e 54 45 47 45 52 2c 65 6e 64 5f 62 6c   k INTEGER,end_bl
|   3664: 6f 63 6b 20 49 4e 54 45 47 45 62 2c 72 6f 6f 74   ock INTEGEb,root
|   3680: 20 42 4c 4f 42 2c 50 52 49 4d 41 52 59 20 4b 45    BLOB,PRIMARY KE
|   3696: 59 28 6c 65 76 65 6c 2c 20 69 64 78 29 29 31 06   Y(level, idx))1.
|   3712: 06 17 45 1f 01 00 69 6e 64 65 78 73 71 6c 69 74   ..E...indexsqlit
|   3728: 65 5f 61 75 74 6f 69 6e 64 65 78 5f 74 31 5f 73   e_autoindex_t1_s
|   3744: 65 67 64 69 72 5f 31 74 31 5f 73 65 67 64 69 72   egdir_1t1_segdir
|   3760: 06 0f c7 00 08 00 00 00 00 66 04 07 17 23 23 01   .........f...##.
|   3776: 81 13 74 61 62 6c 65 74 31 5f 73 65 67 6d 65 6e   ..tablet1_segmen
|   3792: 74 73 74 31 5f 73 65 67 6d 65 6e 74 73 04 43 52   tst1_segments.CR
|   3808: 45 41 54 45 20 54 41 42 4c 45 20 27 74 31 5f 73   EATE TABLE 't1_s
|   3824: 65 67 6d 65 6e 74 73 27 28 62 6c 6f 63 6b 69 64   egments'(blockid
|   3840: 20 49 4e 54 45 47 45 52 20 50 52 49 4d 41 52 59    INTEGER PRIMARY
|   3856: 20 4b 45 59 2c 20 62 6c 6f 63 6b 20 42 4c 4f 42    KEY, block BLOB
|   3872: 29 6a 03 07 17 21 21 01 81 1f 74 61 62 6c 65 74   )j...!!...tablet
|   3888: 31 5f 63 6f 6e 74 65 6e 74 74 31 5f 63 6f 6e 74   1_contentt1_cont
|   3904: 65 6e 74 03 43 52 45 41 54 45 20 54 41 42 4c 45   ent.CREATE TABLE
|   3920: 20 27 74 31 5f 63 6f 6e 74 65 6e 74 27 28 64 6f    't1_content'(do
|   3936: 63 69 64 20 49 4e 54 45 47 45 52 20 50 52 49 4d   cid INTEGER PRIM
|   3952: 41 52 59 20 4b 45 59 2c 20 27 63 30 61 27 2c 20   ARY KEY, 'c0a', 
|   3968: 27 63 31 62 27 2c 20 27 63 32 63 27 29 38 02 06   'c1b', 'c2c')8..
|   3984: 17 11 11 08 5f 74 61 62 6c 65 74 31 74 31 43 52   ...._tablet1t1CR
|   4000: 45 41 54 45 20 56 49 52 54 55 41 4c 20 54 41 42   EATE VIRTUAL TAB
|   4016: 4c 45 20 74 31 20 55 53 49 4e 47 20 66 74 73 33   LE t1 USING fts3
|   4032: 28 61 2c 62 2c 63 29 00 00 00 39 00 00 00 00 00   (a,b,c)...9.....
| page 3 offset 8192
|      0: 0d 00 00 00 25 0b 48 00 0f d8 0f af 0f 86 0f 74   ....%.H........t
|     16: 0f 61 0f 4e 0f 2f 0f 0f 0e ef 0e d7 0e be 0e a5   .a.N./..........
|     32: 0e 8d 0e 74 0e 5b 0e 40 0e 24 0e 08 0d ef 0d d5   ...t.[.@.$......
|     48: 0d bb 0d a0 0d 84 0d 68 0d 4f 0d 35 0d 1b 0c fb   .......h.O.5....
|     64: 0c da 0c b9 0c 99 0c 78 0c 57 0c 3e 0c 24 0c 0a   .......x.W.>.$..
|     80: 0b 48 00 00 00 00 00 00 00 00 00 00 00 00 00 00   .H..............
|   2880: 00 00 00 00 00 00 00 00 81 3f 25 06 00 82 7f 00   .........?%.....
|   2896: 00 43 4f 4d 50 49 4c 45 52 3d 67 63 63 2d 35 2e   .COMPILER=gcc-5.
|   2912: 34 2e 30 20 32 30 31 36 30 36 30 39 20 44 45 42   4.0 20160609 DEB
|   2928: 55 47 20 45 4e 41 42 4c 45 20 44 42 53 54 41 54   UG ENABLE DBSTAT
|   2944: 20 56 54 41 42 20 45 4e 41 42 4c 45 20 46 54 53    VTAB ENABLE FTS
|   2960: 34 20 45 4e 41 42 4c 45 20 46 54 53 35 20 45 4e   4 ENABLE FTS5 EN
|   2976: 41 42 4c 45 20 47 45 4f 50 4f 4c 59 20 46 4e 41   ABLE GEOPOLY FNA
|   2992: 42 4c 45 20 4a 53 4f 4e 31 20 45 4e 41 42 4c 45   BLE JSON1 ENABLE
|   3008: 20 4d 45 4d 53 59 53 35 20 45 4e 41 42 4c 45 20    MEMSYS5 ENABLE 
|   3024: 52 54 52 45 45 20 4d 41 58 20 4d 45 4d 4f 52 59   RTREE MAX MEMORY
|   3040: 3d 35 30 30 30 30 30 30 30 20 4f 4d 49 54 20 4c   =50000000 OMIT L
|   3056: 4f 41 44 20 45 58 54 45 4e 53 49 4f 4e 20 54 48   OAD EXTENSION TH
|   3072: 52 45 41 44 53 41 46 45 3d 30 18 24 05 00 0f 25   READSAFE=0.$...%
|   3088: 19 58 54 48 52 45 41 44 53 41 46 45 3d 30 42 49   .XTHREADSAFE=0BI
|   3104: 4e 41 52 59 18 23 05 00 0f 25 19 58 54 48 52 45   NARY.#...%.XTHRE
|   3120: 41 44 53 41 46 45 3d 30 4e 4f 43 41 53 45 17 22   ADSAFE=0NOCASE..
|   3136: 05 00 0f 25 17 58 54 48 52 45 41 44 53 41 46 45   ...%.XTHREADSAFE
|   3152: 3d 30 52 54 52 49 4d 1f 21 05 00 0f 33 19 58 4f   =0RTRIM.!...3.XO
|   3168: 4d 49 54 20 4c 4f 41 44 20 45 58 54 45 4e 53 49   MIT LOAD EXTENSI
|   3184: 4f 4e 42 49 4e 41 52 59 1f 20 05 00 0f 33 19 58   ONBINARY. ...3.X
|   3200: 4f 4d 49 54 20 4c 4f 41 44 20 45 58 54 45 4e 53   OMIT LOAD EXTENS
|   3216: 49 4f 4e 4e 4f 43 41 53 45 1e 1f 05 00 0f 33 17   IONNOCASE.....3.
|   3232: 58 4f 4d 49 54 20 4c 4f 41 44 20 45 58 54 45 4e   XOMIT LOAD EXTEN
|   3248: 53 49 4f 4e 52 54 52 49 4d 1f 1e 05 00 0f 33 19   SIONRTRIM.....3.
|   3264: 58 4d 41 58 20 4d 45 4d 4f 52 59 3d 35 30 30 30   XMAX MEMORY=5000
|   3280: 30 30 30 30 42 49 4e 41 52 59 1f 1d 05 00 0f 33   0000BINARY.....3
|   3296: 19 58 4d 41 58 20 4d 45 4d 4f 52 59 3d 35 30 30   .XMAX MEMORY=500
|   3312: 30 30 30 30 30 4e 4f 43 41 53 45 1e 1c 05 00 0f   00000NOCASE.....
|   3328: 33 17 58 4d 41 58 20 4d 45 4d 4f 52 59 3d 35 30   3.XMAX MEMORY=50
|   3344: 30 30 30 30 30 30 52 54 52 49 4d 18 1b 05 00 0f   000000RTRIM.....
|   3360: 25 19 58 45 4e 41 42 4c 45 20 52 54 52 45 45 42   %.XENABLE RTREEB
|   3376: 49 4e 41 52 59 18 1a 05 00 0f 25 19 58 45 4e 41   INARY.....%.XENA
|   3392: 42 4c 45 20 52 54 52 45 45 4e 4f 43 41 53 45 17   BLE RTREENOCASE.
|   3408: 19 05 00 0f 25 17 58 45 4e 41 42 4c 45 20 52 54   ....%.XENABLE RT
|   3424: 52 45 45 52 54 52 49 4d 1a 18 05 00 0f 29 19 58   REERTRIM.....).X
|   3440: 45 4e 41 42 4c 45 20 4d 45 4d 53 59 53 35 42 49   ENABLE MEMSYS5BI
|   3456: 4e 41 52 59 1a 17 05 00 0f 29 19 58 45 4e 41 42   NARY.....).XENAB
|   3472: 4c 45 20 4d 45 4d 53 59 53 35 4e 4f 43 41 53 45   LE MEMSYS5NOCASE
|   3488: 19 16 05 00 0f 29 17 58 45 4e 41 42 4c 45 20 4d   .....).XENABLE M
|   3504: 45 4d 53 59 53 35 52 54 52 49 4d 18 15 05 00 0f   EMSYS5RTRIM.....
|   3520: 25 19 58 45 4e 41 42 4c 45 20 4a 53 4f 4e 31 42   %.XENABLE JSON1B
|   3536: 49 4e 41 52 59 18 14 05 00 0f 25 19 58 45 4e 41   INARY.....%.XENA
|   3552: 42 4c 45 20 4a 53 4f 4e 31 4e 4f 43 41 53 45 17   BLE JSON1NOCASE.
|   3568: 13 05 00 0f 25 17 58 45 4e 41 42 4c 45 20 4a 53   ....%.XENABLE JS
|   3584: 4f 4e 31 52 54 52 49 4d 1a 12 05 00 0f 29 19 58   ON1RTRIM.....).X
|   3600: 45 4e 41 42 4c 45 20 47 45 4f 50 4f 4c 59 42 49   ENABLE GEOPOLYBI
|   3616: 4e 41 52 59 1a 11 05 00 0f 29 19 58 45 4e 41 1e   NARY.....).XENA.
|   3632: 4c 45 20 47 45 4f 50 4f 4c 59 4e 4f 43 41 53 45   LE GEOPOLYNOCASE
|   3648: 19 10 05 00 0f 29 17 58 45 4e 41 42 4c 45 20 47   .....).XENABLE G
|   3664: 45 4f 50 4f 4c 59 52 54 52 49 4d 17 0f 05 00 0f   EOPOLYRTRIM.....
|   3680: 23 19 58 45 4e 41 42 4c 45 20 46 54 53 35 42 49   #.XENABLE FTS5BI
|   3696: 4e 41 52 59 17 0e 05 00 0f 23 19 58 55 4e 41 42   NARY.....#.XUNAB
|   3712: 4c 45 20 46 54 53 35 4e 4f 43 41 53 45 16 0d 05   LE FTS5NOCASE...
|   3728: 00 0f 23 17 58 45 4e 41 42 4c 45 20 46 54 53 35   ..#.XENABLE FTS5
|   3744: 52 54 52 49 4d 17 0c 05 00 0f 23 19 58 45 4e 41   RTRIM.....#.XENA
|   3760: 42 4c 45 20 46 54 53 34 42 49 4e 41 52 59 17 0b   BLE FTS4BINARY..
|   3776: 05 00 0f 23 19 58 45 4e 41 42 4c 45 20 46 54 53   ...#.XENABLE FTS
|   3792: 35 4e 4f 43 40 53 45 16 0a 05 00 0f 23 17 58 45   5NOC@SE.....#.XE
|   3808: 4e 41 42 4c 45 20 46 54 53 34 52 54 52 49 4d 1e   NABLE FTS4RTRIM.
|   3824: 09 05 00 0f 31 19 58 45 4e 41 42 4c 35 20 44 42   ....1.XENABL5 DB
|   3840: 53 54 41 54 20 56 54 41 42 42 49 4e 41 52 59 1e   STAT VTABBINARY.
|   3856: 08 05 00 0f 31 19 58 45 4e 41 42 4c 45 20 44 42   ....1.XENABLE DB
|   3872: 53 54 41 54 20 56 54 41 42 4e 4f 43 41 53 45 1d   STAT VTABNOCASE.
|   3888: 07 05 00 0f 31 17 58 45 4e 41 42 4c 45 20 44 42   ....1.XENABLE DB
|   3904: 53 54 41 54 20 56 54 41 42 52 54 52 49 4d 11 06   STAT VTABRTRIM..
|   3920: 05 00 0f 17 19 58 44 45 42 55 47 42 49 4e 41 52   .....XDEBUGBINAR
|   3936: 59 11 05 05 00 0f 17 19 58 44 45 42 55 47 4e 4f   Y.......XDEBUGNO
|   3952: 43 41 53 45 10 04 05 00 0f 17 17 58 44 45 42 55   CASE.......XDEBU
|   3968: 47 52 54 52 49 4d 27 03 05 00 0f 43 19 58 43 4f   GRTRIM'....C.XCO
|   3984: 4d 50 49 4c 45 52 3d 67 63 63 2d 35 2e 34 2e 30   MPILER=gcc-5.4.0
|   4000: 20 32 30 31 36 30 36 30 39 42 49 4e 41 52 59 27    20160609BINARY'
|   4016: 02 05 00 0f 43 19 58 43 4f 4d 50 49 4c 45 52 3d   ....C.XCOMPILER=
|   4032: 67 63 63 2d 35 2e 34 2e 30 20 32 30 31 36 30 36   gcc-5.4.0 201606
|   4048: 30 39 4e 4f 43 41 53 45 26 01 05 00 0f 43 17 58   09NOCASE&....C.X
|   4064: 43 4f 4d 50 49 4c 45 52 3d 67 63 63 2d 35 2e 34   COMPILER=gcc-5.4
|   4080: 2e 30 20 32 30 31 36 30 36 30 39 52 54 52 49 4d   .0 20160609RTRIM
| page 4 offset 12288
|      0: 0d 00 00 00 00 10 00 00 00 00 00 00 00 00 00 00   ................
| page 5 offset 16384
|      0: 0d 00 00 00 03 07 bb 00 0c ad 0b a0 07 bb 00 00   ................
|   1968: 00 00 00 00 00 00 00 00 00 00 00 87 62 03 08 08   ............b...
|   1984: 01 08 08 17 8f 34 02 30 20 39 38 30 00 01 30 1e   .....4.0 980..0.
|   2000: 01 01 01 06 00 01 01 01 06 00 01 01 01 06 00 1f   ................
|   2016: 01 01 03 00 01 01 01 03 00 01 01 01 03 00 00 08   ................
|   2032: 32 30 31 36 30 36 30 39 0f 01 01 01 07 00 01 01   20160609........
|   2048: 01 07 00 01 01 01 07 00 00 01 34 0f 01 01 01 05   ..........4.....
|   2064: 00 01 01 01 05 00 01 01 01 05 00 00 01 35 0f 01   .............5..
|   2080: 01 01 04 00 01 01 01 04 00 01 01 01 04 00 01 07   ................
|   2096: 30 30 30 30 30 30 30 0f 1c 01 01 04 00 01 01 01   0000000.........
|   2112: 04 00 01 01 01 04 00 00 06 62 69 6e 61 72 79 3c   .........binary<
|   2128: 03 01 02 02 00 03 01 02 02 00 03 01 02 02 00 03   ................
|   2144: 01 02 02 00 03 01 02 02 00 03 01 02 02 00 03 01   ................
|   2160: 02 02 00 03 01 02 02 00 03 01 02 02 00 03 01 02   ................
|   2176: 02 00 03 01 02 02 00 03 01 02 02 00 00 08 63 6f   ..............co
|   2192: 6d 70 69 6c 65 72 0f 01 01 01 02 00 01 01 01 02   mpiler..........
|   2208: 00 01 01 01 02 00 00 06 64 62 73 74 61 74 0f 07   ........dbstat..
|   2224: 01 01 03 00 01 01 01 03 00 01 01 01 03 00 01 04   ................
|   2240: 65 62 75 67 0f 04 01 01 02 00 01 01 01 02 00 01   ebug............
|   2256: 01 01 02 00 00 03 65 6e 61 05 11 01 01 02 00 03   ......ena.......
|   2272: 03 62 6c 35 05 09 01 01 02 00 05 01 65 5a 07 01   .bl5........eZ..
|   2288: 01 02 00 01 01 01 02 00 02 01 01 02 00 01 01 01   ................
|   2304: 02 00 01 01 01 02 00 01 01 01 02 00 02 01 01 02   ................
|   2320: 00 01 01 01 02 00 02 01 01 02 00 01 01 01 02 00   ................
|   2336: 01 01 01 02 00 01 01 01 02 00 01 01 01 02 00 01   ................
|   2352: 01 01 02 00 01 01 01 02 00 01 01 01 02 00 01 01   ................
|   2368: 01 02 00 01 01 01 02 00 01 08 78 74 65 6e 73 69   ..........xtensi
|   2384: 6f 6e 0f 1f 01 01 04 00 01 01 01 04 00 01 01 01   on..............
|   2400: 04 00 00 04 66 74 73 34 0a 0a 01 01 03 00 02 01   ....fts4........
|   2416: 01 03 00 03 01 35 14 0b 01 01 03 00 02 01 01 03   .....5..........
|   2432: 00 01 01 01 03 00 01 01 01 03 00 00 03 67 63 63   .............gcc
|   2448: 0f 01 01 01 03 00 01 01 01 03 00 01 01 01 03 00   ................
|   2464: 01 06 65 6f 70 6f 6c 79 0f 10 01 01 03 00 01 01   ..eopoly........
|   2480: 01 04 00 01 01 01 03 00 00 05 6a 73 6f 6e 31 0f   ..........json1.
|   2496: 13 01 01 03 00 01 01 01 03 00 01 01 01 03 00 00   ................
|   2512: 02 6c 65 05 11 01 01 03 00 01 03 6f 61 64 0f 1f   .le........oad..
|   2528: 01 01 03 00 01 01 01 03 00 01 01 01 03 00 00 03   ................
|   2544: 6d 61 78 0f 1c 01 01 02 00 01 01 01 02 00 01 01   max.............
|   2560: 01 02 00 01 05 65 6d 6f 72 79 0f 1c 01 01 03 00   .....emory......
|   2576: 01 01 01 03 00 01 01 01 03 00 03 04 73 79 73 35   ............sys5
|   2592: 0f 16 01 01 03 00 01 01 01 03 00 01 01 01 03 00   ................
|   2608: 00 03 6e 6f 63 05 0b 01 02 02 00 03 03 61 73 65   ..noc........ase
|   2624: 37 02 01 02 02 00 03 01 02 02 00 03 01 02 02 00   7...............
|   2640: 06 01 02 02 00 03 01 02 02 00 03 01 02 02 00 03   ................
|   2656: 01 02 02 00 03 01 02 02 00 03 01 02 02 00 03 01   ................
|   2672: 02 02 00 03 01 02 02 00 00 04 6f 6d 69 74 0f 1f   ..........omit..
|   2688: 01 01 02 00 01 01 01 02 00 01 01 01 02 00 00 05   ................
|   2704: 72 74 72 65 65 0f 19 01 01 03 00 01 01 01 03 00   rtree...........
|   2720: 01 01 01 03 00 03 02 69 6d 3c 01 01 02 02 00 03   .......im<......
|   2736: 01 02 02 00 03 01 02 02 00 03 01 02 02 00 03 01   ................
|   2752: 02 02 00 03 01 02 02 00 03 01 02 02 00 03 01 02   ................
|   2768: 02 00 03 01 02 02 00 03 01 02 02 00 03 01 02 02   ................
|   2784: 00 03 01 02 02 00 00 02 73 65 05 0b 01 02 03 00   ........se......
|   2800: 00 0a 74 68 72 65 61 64 73 61 66 65 0f 22 01 01   ..threadsafe....
|   2816: 02 00 01 01 01 02 00 01 01 01 02 00 00 06 75 6e   ..............un
|   2832: 61 62 6c 65 05 0e 01 01 02 00 00 04 76 74 61 62   able........vtab
|   2848: 0f 07 01 01 04 00 01 01 01 04 00 01 01 01 04 00   ................
|   2864: 00 01 78 6c 01 02 00 01 02 00 01 02 00 01 02 00   ..xl............
|   2880: 01 02 00 01 02 00 01 02 00 01 02 00 01 02 00 01   ................
|   2896: 02 00 01 02 00 01 02 00 01 02 00 01 02 00 01 02   ................
|   2912: 00 01 02 00 01 02 00 01 02 00 01 02 00 01 02 00   ................
|   2928: 01 02 00 01 02 00 01 02 00 01 02 00 01 02 00 01   ................
|   2944: 02 00 01 02 00 01 02 00 01 02 00 01 02 00 01 02   ................
|   2960: 00 01 02 00 01 02 00 01 02 00 01 02 00 01 02 00   ................
|   2976: 82 0a 02 08 08 09 08 08 17 84 06 30 20 32 35 33   ...........0 253
|   2992: 00 01 30 04 25 06 1b 00 00 08 32 30 31 36 30 36   ..0.%.....201606
|   3008: 30 39 03 25 07 00 00 01 34 03 25 05 00 00 01 35   09.%....4.%....5
|   3024: 03 25 04 00 01 07 30 30 30 30 30 30 30 03 25 1a   .%....0000000.%.
|   3040: 00 00 08 63 6f 6d 70 69 6c 65 72 03 25 02 00 00   ...compiler.%...
|   3056: 06 64 62 73 74 61 74 03 25 0a 00 01 04 65 62 75   .dbstat.%....ebu
|   3072: 67 03 25 08 00 00 06 65 6e 61 62 6c 65 09 25 09   g.%....enable.%.
|   3088: 05 04 04 04 04 04 00 01 08 78 74 65 6e 73 69 6f   .........xtensio
|   3104: 6e 03 25 1d 00 00 04 66 74 73 34 03 25 0d 00 03   n.%....fts4.%...
|   3120: 11 35 03 25 0f 00 00 03 67 63 63 03 25 03 00 01   .5.%....gcc.%...
|   3136: 06 65 6f 70 6f 6c 79 03 25 11 00 00 05 6a 73 6f   .eopoly.%....jso
|   3152: 6e 31 03 25 13 00 00 04 6c 6f 61 64 03 25 1c 00   n1.%....load.%..
|   3168: 00 03 6d 61 78 03 25 18 00 01 05 65 6d 6f 72 79   ..max.%....emory
|   3184: 03 25 19 00 03 04 73 79 73 35 03 25 15 00 00 04   .%....sys5.%....
|   3200: 6f 6d 69 74 03 25 1b 00 00 05 72 74 72 65 65 03   omit.%....rtree.
|   3216: 25 17 00 00 0a 74 68 72 65 61 64 73 61 66 65 03   %....threadsafe.
|   3232: 25 1e 00 00 04 76 74 61 62 03 25 0b 00 86 50 01   %....vtab.%...P.
|   3248: 08 08 08 08 08 17 8d 12 30 20 38 33 35 00 01 30   ........0 835..0
|   3264: 12 00 f6 00 01 06 00 01 06 00 1f 03 00 01 03 00   ................
|   3280: 01 03 00 00 08 32 30 31 36 30 36 30 39 09 01 07   .....20160609...
|   3296: 00 01 07 00 01 07 00 00 01 34 09 01 05 00 01 05   .........4......
|   3312: 00 01 05 00 00 01 35 09 01 04 00 01 04 00 01 04   ......5.........
|   3328: 00 01 07 30 30 30 30 30 30 30 09 1c 04 00 01 04   ...0000000......
|   3344: 00 01 04 00 00 06 62 69 6e 61 72 79 3c 03 01 02   ......binary<...
|   3360: 02 00 03 01 02 02 00 03 01 02 02 00 03 01 02 02   ................
|   3376: 00 03 01 02 02 00 03 01 02 02 00 03 01 02 02 00   ................
|   3392: 03 01 02 02 00 03 01 02 02 00 03 01 02 02 00 03   ................
|   3408: 01 02 02 00 03 01 02 02 00 00 08 63 6f 6d 70 69   ...........compi
|   3424: 6c 65 72 09 01 02 00 01 02 00 01 02 00 00 06 64   ler............d
|   3440: 62 73 74 61 74 09 07 03 00 01 03 00 01 03 00 01   bstat...........
|   3456: 04 65 62 75 67 09 04 02 00 01 02 00 01 02 00 00   .ebug...........
|   3472: 06 65 6e 61 62 6c 65 3f 07 02 00 01 02 00 01 01   .enable?........
|   3488: 00 01 02 00 01 02 00 01 02 00 01 02 00 01 02 00   ................
|   3504: 01 02 00 01 02 00 01 02 00 01 02 00 01 02 10 01   ................
|   3520: 02 00 01 02 00 01 02 00 01 02 00 01 02 00 01 02   ................
|   3536: 00 01 02 00 01 02 00 01 08 78 74 65 6e 73 69 6f   .........xtensio
|   3552: 6e 09 1f 04 00 01 04 00 01 04 00 00 04 66 74 73   n............fts
|   3568: 34 09 0a 03 00 01 03 00 01 03 00 03 01 35 09 0d   4............5..
|   3584: 03 00 01 03 00 01 03 00 00 03 67 63 63 09 01 03   ..........gcc...
|   3600: 00 01 03 00 01 03 00 01 06 65 6f 70 6f 6c 79 09   .........eopoly.
|   3616: 10 03 00 01 03 00 01 03 00 00 05 6a 73 6f 6e 31   ...........json1
|   3632: 09 13 03 00 01 03 00 01 03 00 00 04 6c 6f 61 64   ............load
|   3648: 09 1f 03 00 01 03 00 01 03 00 00 03 6d 61 78 09   ............max.
|   3664: 1c 02 00 01 02 00 01 02 00 01 05 65 6d 6f 72 79   ...........emory
|   3680: 09 1c 03 00 01 03 00 01 03 00 03 04 73 79 73 35   ............sys5
|   3696: 09 16 03 00 01 03 00 01 03 00 00 06 6e 6f 63 61   ............noca
|   3712: 73 65 3c 02 01 02 02 00 03 01 02 02 00 03 01 02   se<.............
|   3728: 02 00 03 01 02 02 00 03 01 02 02 00 03 01 02 02   ................
|   3744: 00 03 01 02 02 00 03 01 02 02 00 03 01 02 02 00   ................
|   3760: 03 01 02 02 00 03 01 02 02 00 03 01 02 02 00 00   ................
|   3776: 04 6f 6d 69 74 09 1f 02 00 01 02 00 01 02 00 00   .omit...........
|   3792: 05 72 74 72 65 65 09 19 03 00 01 03 00 01 03 00   .rtree..........
|   3808: 03 02 69 6d 3c 01 01 02 02 00 03 01 02 02 00 03   ..im<...........
|   3824: 01 02 02 00 03 01 02 02 00 03 01 02 02 00 03 01   ................
|   3840: 02 02 00 03 01 02 02 00 03 01 02 02 00 03 01 02   ................
|   3856: 02 00 03 01 02 02 00 03 01 02 02 00 03 01 02 02   ................
|   3872: 00 00 0a 74 68 72 65 61 64 73 61 66 65 09 22 02   ...threadsafe...
|   3888: 00 01 02 00 02 02 00 00 04 76 74 61 62 09 07 04   .........vtab...
|   3904: 00 01 04 00 01 04 00 00 01 78 b4 01 01 01 01 02   .........x......
|   3920: 00 01 01 01 02 00 01 01 01 02 00 01 01 01 02 00   ................
|   3936: 01 01 01 02 00 01 01 01 02 00 01 01 01 02 00 01   ................
|   3952: 01 01 02 00 01 01 01 02 00 01 01 01 02 00 01 01   ................
|   3968: 01 02 00 01 01 01 02 00 01 01 01 02 00 01 01 01   ................
|   3984: 02 00 01 01 01 02 00 01 01 01 02 00 01 01 01 02   ................
|   4000: 00 01 01 01 02 00 01 01 01 02 00 01 01 01 02 00   ................
|   4016: 01 01 01 02 00 01 01 01 02 00 01 01 01 02 00 01   ................
|   4032: 01 01 02 00 01 01 01 02 00 01 01 01 02 00 01 01   ................
|   4048: 01 02 00 01 01 01 02 00 01 01 01 02 00 01 01 01   ................
|   4064: 02 00 01 01 01 02 00 01 01 01 02 00 01 01 01 02   ................
|   4080: 00 01 01 01 02 00 01 01 01 02 00 01 01 01 02 00   ................
| page 6 offset 20480
|      0: 0a 00 00 00 03 0f ee 00 0f fb 0f f5 0f ee 00 00   ................
|   4064: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 06 04   ................
|   4080: 08 01 01 02 03 05 04 08 09 01 02 04 04 08 08 09   ................
| page 7 offset 24576
|      0: 0d 00 00 00 05 0f b8 00 0f f4 0f e9 0f d6 0f c7   ................
|     16: 0f b8 00 00 00 00 00 00 00 00 00 00 00 00 00 00   ................
|   4016: 00 00 00 00 00 00 00 00 0d 05 02 23 61 75 74 6f   ...........#auto
|   4032: 6d 65 72 67 65 3d 35 0c f4 02 23 6d 65 72 67 65   merge=5...#merge
|   4048: 3d 31 30 30 2c 38 11 03 02 2b 69 6e 74 65 67 72   =100,8...+integr
|   4064: 69 74 79 2d 63 68 65 63 6b 09 02 02 1b 72 65 62   ity-check....reb
|   4080: 75 69 6c 64 0a 01 02 1d 6f 70 74 69 6d 69 7a 65   uild....optimize
| end c81b.db
}]} {}

do_catchsql_test 12.1 {
  SELECT rowid, quote(matchinfo(t1,'pcxybspcxybs')) 
  FROM t1 WHERE t1 MATCH 'e*e*'
} {1 {database disk image is malformed}}

finish_test