System.Data.SQLite
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Overview
Comment:Update SQLite core library to the latest trunk. Fix for ticket [6c6ecccc5f].
Downloads: Tarball | ZIP archive | SQL archive
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1: e702fa192fa1c1e733c325b382fdc2c5a85d30fd
User & Date: mistachkin 2012-10-26 00:57:40
References
2012-12-17
22:24 Ticket [ae5267b863] AccessViolationException during object disposal status still Open with 4 other changes artifact: 50d2a27cd0 user: mistachkin
2012-10-26
00:59 Closed ticket [6c6ecccc5f]: access violation with CommandBehavior.CloseConnection plus 3 other changes artifact: fe501b143a user: mistachkin
Context
2012-10-26
18:16
Improvements to threading test. check-in: 3e3ebf10da user: mistachkin tags: trunk
00:57
Update SQLite core library to the latest trunk. Fix for ticket [6c6ecccc5f]. check-in: e702fa192f user: mistachkin tags: trunk
00:25
Add test case for ticket [6c6ecccc5f]. check-in: 4960a565c2 user: mistachkin tags: trunk
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Changes to SQLite.Interop/src/core/sqlite3.c.

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**
** See also: [sqlite3_libversion()],
** [sqlite3_libversion_number()], [sqlite3_sourceid()],
** [sqlite_version()] and [sqlite_source_id()].
*/
#define SQLITE_VERSION        "3.7.15"
#define SQLITE_VERSION_NUMBER 3007015
#define SQLITE_SOURCE_ID      "2012-10-15 20:28:22 2c3af657fee6153842d660a6ce29aa7d791ebd38"

/*
** CAPI3REF: Run-Time Library Version Numbers
** KEYWORDS: sqlite3_version, sqlite3_sourceid
**
** These interfaces provide the same information as the [SQLITE_VERSION],
** [SQLITE_VERSION_NUMBER], and [SQLITE_SOURCE_ID] C preprocessor macros
................................................................................
SQLITE_PRIVATE void sqlite3VdbeChangeToNoop(Vdbe*, int addr);
SQLITE_PRIVATE void sqlite3VdbeChangeP4(Vdbe*, int addr, const char *zP4, int N);
SQLITE_PRIVATE void sqlite3VdbeUsesBtree(Vdbe*, int);
SQLITE_PRIVATE VdbeOp *sqlite3VdbeGetOp(Vdbe*, int);
SQLITE_PRIVATE int sqlite3VdbeMakeLabel(Vdbe*);
SQLITE_PRIVATE void sqlite3VdbeRunOnlyOnce(Vdbe*);
SQLITE_PRIVATE void sqlite3VdbeDelete(Vdbe*);
SQLITE_PRIVATE void sqlite3VdbeDeleteObject(sqlite3*,Vdbe*);
SQLITE_PRIVATE void sqlite3VdbeMakeReady(Vdbe*,Parse*);
SQLITE_PRIVATE int sqlite3VdbeFinalize(Vdbe*);
SQLITE_PRIVATE void sqlite3VdbeResolveLabel(Vdbe*, int);
SQLITE_PRIVATE int sqlite3VdbeCurrentAddr(Vdbe*);
#ifdef SQLITE_DEBUG
SQLITE_PRIVATE   int sqlite3VdbeAssertMayAbort(Vdbe *, int);
SQLITE_PRIVATE   void sqlite3VdbeTrace(Vdbe*,FILE*);
................................................................................
    */
    case SQLITE_DBSTATUS_STMT_USED: {
      struct Vdbe *pVdbe;         /* Used to iterate through VMs */
      int nByte = 0;              /* Used to accumulate return value */

      db->pnBytesFreed = &nByte;
      for(pVdbe=db->pVdbe; pVdbe; pVdbe=pVdbe->pNext){
        sqlite3VdbeDeleteObject(db, pVdbe);
      }
      db->pnBytesFreed = 0;

      *pHighwater = 0;
      *pCurrent = nByte;

      break;
................................................................................
      pEntry->chain = elem->next;
    }
    pEntry->count--;
    assert( pEntry->count>=0 );
  }
  sqlite3_free( elem );
  pH->count--;
  if( pH->count<=0 ){
    assert( pH->first==0 );
    assert( pH->count==0 );
    sqlite3HashClear(pH);
  }
}

/* Attempt to locate an element of the hash table pH with a key
................................................................................
      if( !osWriteFile(pFile->h, aRem, nRem, &nWrite, 0) ){
#else
      if( !osWriteFile(pFile->h, aRem, nRem, &nWrite, &overlapped) ){
#endif
        if( retryIoerr(&nRetry, &lastErrno) ) continue;
        break;
      }

      if( nWrite<=0 ){
        lastErrno = osGetLastError();
        break;
      }
#if !SQLITE_OS_WINCE
      offset += nWrite;
      overlapped.Offset = (LONG)(offset & 0xffffffff);
      overlapped.OffsetHigh = (LONG)((offset>>32) & 0x7fffffff);
................................................................................
  #else
      rc = pager_incr_changecounter(pPager, 0);
  #endif
      if( rc!=SQLITE_OK ) goto commit_phase_one_exit;
  
      /* If this transaction has made the database smaller, then all pages
      ** being discarded by the truncation must be written to the journal
      ** file. This can only happen in auto-vacuum mode.
      **
      ** Before reading the pages with page numbers larger than the 
      ** current value of Pager.dbSize, set dbSize back to the value
      ** that it took at the start of the transaction. Otherwise, the
      ** calls to sqlite3PagerGet() return zeroed pages instead of 
      ** reading data from the database file.
      */
  #ifndef SQLITE_OMIT_AUTOVACUUM
      if( pPager->dbSize<pPager->dbOrigSize 
       && pPager->journalMode!=PAGER_JOURNALMODE_OFF
      ){
        Pgno i;                                   /* Iterator variable */
        const Pgno iSkip = PAGER_MJ_PGNO(pPager); /* Pending lock page */
        const Pgno dbSize = pPager->dbSize;       /* Database image size */ 
        pPager->dbSize = pPager->dbOrigSize;
................................................................................
            rc = sqlite3PagerWrite(pPage);
            sqlite3PagerUnref(pPage);
            if( rc!=SQLITE_OK ) goto commit_phase_one_exit;
          }
        }
        pPager->dbSize = dbSize;
      } 
  #endif
  
      /* Write the master journal name into the journal file. If a master 
      ** journal file name has already been written to the journal file, 
      ** or if zMaster is NULL (no master journal), then this call is a no-op.
      */
      rc = writeMasterJournal(pPager, zMaster);
      if( rc!=SQLITE_OK ) goto commit_phase_one_exit;
................................................................................
  Pgno pgnoNew;                        /* Page number of pNew */

  assert( sqlite3_mutex_held(pPage->pBt->mutex) );
  assert( sqlite3PagerIswriteable(pParent->pDbPage) );
  assert( pPage->nOverflow==1 );

  /* This error condition is now caught prior to reaching this function */
  if( pPage->nCell<=0 ) return SQLITE_CORRUPT_BKPT;

  /* Allocate a new page. This page will become the right-sibling of 
  ** pPage. Make the parent page writable, so that the new divider cell
  ** may be inserted. If both these operations are successful, proceed.
  */
  rc = allocateBtreePage(pBt, &pNew, &pgnoNew, 0, 0);

................................................................................
      }
      pAux->pAux = 0;
    }
  }
}

/*
** Free all memory associated with the Vdbe passed as the second argument.


** The difference between this function and sqlite3VdbeDelete() is that
** VdbeDelete() also unlinks the Vdbe from the list of VMs associated with
** the database connection.
*/
SQLITE_PRIVATE void sqlite3VdbeDeleteObject(sqlite3 *db, Vdbe *p){
  SubProgram *pSub, *pNext;
  int i;
  assert( p->db==0 || p->db==db );
  releaseMemArray(p->aVar, p->nVar);
  releaseMemArray(p->aColName, p->nResColumn*COLNAME_N);
  for(pSub=p->pProgram; pSub; pSub=pNext){
    pNext = pSub->pNext;
................................................................................
  sqlite3DbFree(db, p->aColName);
  sqlite3DbFree(db, p->zSql);
  sqlite3DbFree(db, p->pFree);
#if defined(SQLITE_ENABLE_TREE_EXPLAIN)
  sqlite3DbFree(db, p->zExplain);
  sqlite3DbFree(db, p->pExplain);
#endif
  sqlite3DbFree(db, p);
}

/*
** Delete an entire VDBE.
*/
SQLITE_PRIVATE void sqlite3VdbeDelete(Vdbe *p){
  sqlite3 *db;

  if( NEVER(p==0) ) return;
  db = p->db;
  assert( sqlite3_mutex_held(db->mutex) );

  if( p->pPrev ){
    p->pPrev->pNext = p->pNext;
  }else{
    assert( db->pVdbe==p );
    db->pVdbe = p->pNext;
  }
  if( p->pNext ){
    p->pNext->pPrev = p->pPrev;
  }
  p->magic = VDBE_MAGIC_DEAD;
  p->db = 0;
  sqlite3VdbeDeleteObject(db, p);
}

/*
** Make sure the cursor p is ready to read or write the row to which it
** was last positioned.  Return an error code if an OOM fault or I/O error
** prevents us from positioning the cursor to its correct position.
**
................................................................................
  if( !pVTable ){
    sqlite3DbFree(db, zModuleName);
    return SQLITE_NOMEM;
  }
  pVTable->db = db;
  pVTable->pMod = pMod;

  assert( pTab->azModuleArg[1]==0 );
  iDb = sqlite3SchemaToIndex(db, pTab->pSchema);
  pTab->azModuleArg[1] = db->aDb[iDb].zName;

  /* Invoke the virtual table constructor */
  assert( &db->pVtabCtx );
  assert( xConstruct );
  sCtx.pTab = pTab;
  sCtx.pVTable = pVTable;
  pPriorCtx = db->pVtabCtx;
  db->pVtabCtx = &sCtx;
  rc = xConstruct(db, pMod->pAux, nArg, azArg, &pVTable->pVtab, &zErr);
  db->pVtabCtx = pPriorCtx;
  if( rc==SQLITE_NOMEM ) db->mallocFailed = 1;
  pTab->azModuleArg[1] = 0;

  if( SQLITE_OK!=rc ){
    if( zErr==0 ){
      *pzErr = sqlite3MPrintf(db, "vtable constructor failed: %s", zModuleName);
    }else {
      *pzErr = sqlite3MPrintf(db, "%s", zErr);
      sqlite3_free(zErr);
................................................................................
    char *aTmp;                   /* Temp space for PoslistNearMerge() */

    /* Allocate temporary working space. */
    for(p=pExpr; p->pLeft; p=p->pLeft){
      nTmp += p->pRight->pPhrase->doclist.nList;
    }
    nTmp += p->pPhrase->doclist.nList;



    aTmp = sqlite3_malloc(nTmp*2);
    if( !aTmp ){
      *pRc = SQLITE_NOMEM;
      res = 0;
    }else{
      char *aPoslist = p->pPhrase->doclist.pList;
      int nToken = p->pPhrase->nToken;

      for(p=p->pParent;res && p && p->eType==FTSQUERY_NEAR; p=p->pParent){
        Fts3Phrase *pPhrase = p->pRight->pPhrase;
        int nNear = p->nNear;
        res = fts3EvalNearTrim(nNear, aTmp, &aPoslist, &nToken, pPhrase);
      }
  
      aPoslist = pExpr->pRight->pPhrase->doclist.pList;
      nToken = pExpr->pRight->pPhrase->nToken;
      for(p=pExpr->pLeft; p && res; p=p->pLeft){
        int nNear;
        Fts3Phrase *pPhrase;
        assert( p->pParent && p->pParent->pLeft==p );
        nNear = p->pParent->nNear;
        pPhrase = (
            p->eType==FTSQUERY_NEAR ? p->pRight->pPhrase : p->pPhrase
        );
        res = fts3EvalNearTrim(nNear, aTmp, &aPoslist, &nToken, pPhrase);
      }
    }

    sqlite3_free(aTmp);

  }

  return res;
}

/*
** This function is a helper function for fts3EvalTestDeferredAndNear().
................................................................................
  sqlite3_tokenizer_cursor *pCursor;
  Fts3Expr *pRet = 0;
  int nConsumed = 0;

  rc = sqlite3Fts3OpenTokenizer(pTokenizer, pParse->iLangid, z, n, &pCursor);
  if( rc==SQLITE_OK ){
    const char *zToken;
    int nToken, iStart, iEnd, iPosition;
    int nByte;                               /* total space to allocate */

    rc = pModule->xNext(pCursor, &zToken, &nToken, &iStart, &iEnd, &iPosition);
    if( rc==SQLITE_OK ){
      nByte = sizeof(Fts3Expr) + sizeof(Fts3Phrase) + nToken;
      pRet = (Fts3Expr *)fts3MallocZero(nByte);
      if( !pRet ){
................................................................................
  */
  rc = sqlite3Fts3OpenTokenizer(
      pTokenizer, pParse->iLangid, zInput, nInput, &pCursor);
  if( rc==SQLITE_OK ){
    int ii;
    for(ii=0; rc==SQLITE_OK; ii++){
      const char *zByte;
      int nByte, iBegin, iEnd, iPos;
      rc = pModule->xNext(pCursor, &zByte, &nByte, &iBegin, &iEnd, &iPos);
      if( rc==SQLITE_OK ){
        Fts3PhraseToken *pToken;

        p = fts3ReallocOrFree(p, nSpace + ii*sizeof(Fts3PhraseToken));
        if( !p ) goto no_mem;

................................................................................
  int nName;
  const char *zInput;
  int nInput;

  const char *azArg[64];

  const char *zToken;
  int nToken;
  int iStart;
  int iEnd;
  int iPos;
  int i;

  Tcl_Obj *pRet;

  if( argc<2 ){
    sqlite3_result_error(context, "insufficient arguments", -1);
    return;
................................................................................
  Fts3Table *p,                   /* Table into which text will be inserted */
  int iLangid,                    /* Language id to use */
  const char *zText,              /* Text of document to be inserted */
  int iCol,                       /* Column into which text is being inserted */
  u32 *pnWord                     /* OUT: Number of tokens inserted */
){
  int rc;
  int iStart;
  int iEnd;
  int iPos;
  int nWord = 0;

  char const *zToken;
  int nToken;

  sqlite3_tokenizer *pTokenizer = p->pTokenizer;
  sqlite3_tokenizer_module const *pModule = pTokenizer->pModule;
  sqlite3_tokenizer_cursor *pCsr;
  int (*xNext)(sqlite3_tokenizer_cursor *pCursor,
      const char**,int*,int*,int*,int*);

................................................................................
        const char *zText = (const char *)sqlite3_column_text(pStmt, iCol+1);
        int nText = sqlite3_column_bytes(pStmt, iCol+1);
        sqlite3_tokenizer_cursor *pT = 0;

        rc = sqlite3Fts3OpenTokenizer(p->pTokenizer, iLang, zText, nText, &pT);
        while( rc==SQLITE_OK ){
          char const *zToken;       /* Buffer containing token */
          int nToken;               /* Number of bytes in token */
          int iDum1, iDum2;         /* Dummy variables */
          int iPos;                 /* Position of token in zText */

          rc = pModule->xNext(pT, &zToken, &nToken, &iDum1, &iDum2, &iPos);
          if( rc==SQLITE_OK ){
            int i;
            cksum2 = cksum2 ^ fts3ChecksumEntry(
                zToken, nToken, iLang, 0, iDocid, iCol, iPos
            );
................................................................................
    for(i=0; i<p->nColumn && rc==SQLITE_OK; i++){
      const char *zText = (const char *)sqlite3_column_text(pCsr->pStmt, i+1);
      sqlite3_tokenizer_cursor *pTC = 0;
  
      rc = sqlite3Fts3OpenTokenizer(pT, pCsr->iLangid, zText, -1, &pTC);
      while( rc==SQLITE_OK ){
        char const *zToken;       /* Buffer containing token */
        int nToken;               /* Number of bytes in token */
        int iDum1, iDum2;         /* Dummy variables */
        int iPos;                 /* Position of token in zText */
  
        rc = pModule->xNext(pTC, &zToken, &nToken, &iDum1, &iDum2, &iPos);
        for(pDef=pCsr->pDeferred; pDef && rc==SQLITE_OK; pDef=pDef->pNext){
          Fts3PhraseToken *pPT = pDef->pToken;
          if( (pDef->iCol>=p->nColumn || pDef->iCol==i)
           && (pPT->bFirst==0 || iPos==0)
           && (pPT->n==nToken || (pPT->isPrefix && pPT->n<nToken))
................................................................................
      ** or more tokens in zDoc/nDoc.
      */
      rc = sqlite3Fts3OpenTokenizer(pTab->pTokenizer, iLangid, zDoc, nDoc, &pC);
      if( rc!=SQLITE_OK ){
        return rc;
      }
      while( rc==SQLITE_OK && iCurrent<(nSnippet+nDesired) ){
        const char *ZDUMMY; int DUMMY1, DUMMY2, DUMMY3;
        rc = pMod->xNext(pC, &ZDUMMY, &DUMMY1, &DUMMY2, &DUMMY3, &iCurrent);
      }
      pMod->xClose(pC);
      if( rc!=SQLITE_OK && rc!=SQLITE_DONE ){ return rc; }

      nShift = (rc==SQLITE_DONE)+iCurrent-nSnippet;
      assert( nShift<=nDesired );
................................................................................
  int iEnd = 0;                   /* Byte offset of end of current token */
  int isShiftDone = 0;            /* True after snippet is shifted */
  int iPos = pFragment->iPos;     /* First token of snippet */
  u64 hlmask = pFragment->hlmask; /* Highlight-mask for snippet */
  int iCol = pFragment->iCol+1;   /* Query column to extract text from */
  sqlite3_tokenizer_module *pMod; /* Tokenizer module methods object */
  sqlite3_tokenizer_cursor *pC;   /* Tokenizer cursor open on zDoc/nDoc */
  const char *ZDUMMY;             /* Dummy argument used with tokenizer */
  int DUMMY1;                     /* Dummy argument used with tokenizer */
  
  zDoc = (const char *)sqlite3_column_text(pCsr->pStmt, iCol);
  if( zDoc==0 ){
    if( sqlite3_column_type(pCsr->pStmt, iCol)!=SQLITE_NULL ){
      return SQLITE_NOMEM;
    }
    return SQLITE_OK;
................................................................................
  pMod = (sqlite3_tokenizer_module *)pTab->pTokenizer->pModule;
  rc = sqlite3Fts3OpenTokenizer(pTab->pTokenizer, pCsr->iLangid, zDoc,nDoc,&pC);
  if( rc!=SQLITE_OK ){
    return rc;
  }

  while( rc==SQLITE_OK ){


    int iBegin;                   /* Offset in zDoc of start of token */
    int iFin;                     /* Offset in zDoc of end of token */
    int isHighlight;              /* True for highlighted terms */












    rc = pMod->xNext(pC, &ZDUMMY, &DUMMY1, &iBegin, &iFin, &iCurrent);
    if( rc!=SQLITE_OK ){
      if( rc==SQLITE_DONE ){
        /* Special case - the last token of the snippet is also the last token
        ** of the column. Append any punctuation that occurred between the end
        ** of the previous token and the end of the document to the output. 
        ** Then break out of the loop. */
................................................................................
*/
SQLITE_PRIVATE void sqlite3Fts3Offsets(
  sqlite3_context *pCtx,          /* SQLite function call context */
  Fts3Cursor *pCsr                /* Cursor object */
){
  Fts3Table *pTab = (Fts3Table *)pCsr->base.pVtab;
  sqlite3_tokenizer_module const *pMod = pTab->pTokenizer->pModule;
  const char *ZDUMMY;             /* Dummy argument used with xNext() */
  int NDUMMY;                     /* Dummy argument used with xNext() */
  int rc;                         /* Return Code */
  int nToken;                     /* Number of tokens in query */
  int iCol;                       /* Column currently being processed */
  StrBuffer res = {0, 0, 0};      /* Result string */
  TermOffsetCtx sCtx;             /* Context for fts3ExprTermOffsetInit() */

  if( !pCsr->pExpr ){
................................................................................
  sCtx.pCsr = pCsr;

  /* Loop through the table columns, appending offset information to 
  ** string-buffer res for each column.
  */
  for(iCol=0; iCol<pTab->nColumn; iCol++){
    sqlite3_tokenizer_cursor *pC; /* Tokenizer cursor */


    int iStart;
    int iEnd;
    int iCurrent;
    const char *zDoc;
    int nDoc;

    /* Initialize the contents of sCtx.aTerm[] for column iCol. There is 
    ** no way that this operation can fail, so the return code from
    ** fts3ExprIterate() can be discarded.
    */
................................................................................
    zInput = "";
  }else if( nInput<0 ){
    nInput = strlen(zInput);
  }
  nChar = nInput+1;
  pCsr = (IcuCursor *)sqlite3_malloc(
      sizeof(IcuCursor) +                /* IcuCursor */
      nChar * sizeof(UChar) +            /* IcuCursor.aChar[] */
      (nChar+1) * sizeof(int)            /* IcuCursor.aOffset[] */
  );
  if( !pCsr ){
    return SQLITE_NOMEM;
  }
  memset(pCsr, 0, sizeof(IcuCursor));
  pCsr->aChar = (UChar *)&pCsr[1];
  pCsr->aOffset = (int *)&pCsr->aChar[nChar];

  pCsr->aOffset[iOut] = iInput;
  U8_NEXT(zInput, iInput, nInput, c); 
  while( c>0 ){
    int isError = 0;
    c = u_foldCase(c, opt);
    U16_APPEND(pCsr->aChar, iOut, nChar, c, isError);







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671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
....
8953
8954
8955
8956
8957
8958
8959
8960
8961
8962
8963
8964
8965
8966
8967
.....
13709
13710
13711
13712
13713
13714
13715
13716
13717
13718
13719
13720
13721
13722
13723
.....
22379
22380
22381
22382
22383
22384
22385
22386
22387
22388
22389
22390
22391
22392
22393
.....
32137
32138
32139
32140
32141
32142
32143
32144
32145
32146
32147
32148
32149
32150
32151
32152
.....
43018
43019
43020
43021
43022
43023
43024
43025
43026
43027
43028
43029
43030
43031
43032

43033
43034
43035
43036
43037
43038
43039
.....
43045
43046
43047
43048
43049
43050
43051

43052
43053
43054
43055
43056
43057
43058
.....
53868
53869
53870
53871
53872
53873
53874
53875
53876
53877
53878
53879
53880
53881
53882
.....
60797
60798
60799
60800
60801
60802
60803
60804
60805
60806
60807
60808
60809
60810
60811
60812
60813
60814
60815
60816
60817
60818
.....
60825
60826
60827
60828
60829
60830
60831

60832
60833
60834
60835
60836
60837
60838
60839
60840
60841
60842
60843
60844
60845
60846
60847
60848
60849
60850
60851
60852
60853
60854
60855
60856
60857
60858
60859
60860
60861
60862
......
101444
101445
101446
101447
101448
101449
101450

101451
101452
101453
101454
101455
101456
101457
101458
101459
101460
101461
101462
101463

101464
101465
101466
101467
101468
101469
101470
......
121276
121277
121278
121279
121280
121281
121282
121283
121284
121285
121286
121287
121288
121289
121290
121291
121292
121293
121294
121295
121296
121297
121298
121299
121300
121301
121302
121303
121304
121305
121306
121307
121308
121309
121310
121311
121312
121313
121314
121315
121316
121317
121318
121319
121320
121321
121322
......
122546
122547
122548
122549
122550
122551
122552
122553
122554
122555
122556
122557
122558
122559
122560
......
122661
122662
122663
122664
122665
122666
122667
122668
122669
122670
122671
122672
122673
122674
122675
......
124658
124659
124660
124661
124662
124663
124664
124665
124666
124667
124668
124669
124670
124671
124672
124673
124674
124675
......
125911
125912
125913
125914
125915
125916
125917
125918
125919
125920
125921
125922
125923
125924
125925
125926
125927
125928
125929
125930
125931
......
130066
130067
130068
130069
130070
130071
130072
130073
130074
130075
130076
130077
130078
130079
130080
130081
130082
......
130235
130236
130237
130238
130239
130240
130241
130242
130243
130244
130245
130246
130247
130248
130249
130250
130251
......
131105
131106
131107
131108
131109
131110
131111
131112
131113
131114
131115
131116
131117
131118
131119
......
131149
131150
131151
131152
131153
131154
131155


131156
131157
131158
131159
131160
131161
131162
......
131167
131168
131169
131170
131171
131172
131173
131174
131175
131176
131177
131178
131179
131180
131181
131182
131183
131184
131185
131186
131187
131188
131189
131190
131191
131192
131193
131194
131195
131196
131197
......
131873
131874
131875
131876
131877
131878
131879


131880
131881
131882
131883
131884
131885
131886
......
131905
131906
131907
131908
131909
131910
131911
131912
131913
131914
131915
131916
131917
131918
131919
131920
131921
131922
131923
......
136792
136793
136794
136795
136796
136797
136798
136799
136800
136801
136802
136803
136804
136805
136806
136807
136808
136809
136810
136811
136812
136813
136814
**
** See also: [sqlite3_libversion()],
** [sqlite3_libversion_number()], [sqlite3_sourceid()],
** [sqlite_version()] and [sqlite_source_id()].
*/
#define SQLITE_VERSION        "3.7.15"
#define SQLITE_VERSION_NUMBER 3007015
#define SQLITE_SOURCE_ID      "2012-10-26 00:55:07 6d42d806adb833572a324d4141ab3b2c315617b2"

/*
** CAPI3REF: Run-Time Library Version Numbers
** KEYWORDS: sqlite3_version, sqlite3_sourceid
**
** These interfaces provide the same information as the [SQLITE_VERSION],
** [SQLITE_VERSION_NUMBER], and [SQLITE_SOURCE_ID] C preprocessor macros
................................................................................
SQLITE_PRIVATE void sqlite3VdbeChangeToNoop(Vdbe*, int addr);
SQLITE_PRIVATE void sqlite3VdbeChangeP4(Vdbe*, int addr, const char *zP4, int N);
SQLITE_PRIVATE void sqlite3VdbeUsesBtree(Vdbe*, int);
SQLITE_PRIVATE VdbeOp *sqlite3VdbeGetOp(Vdbe*, int);
SQLITE_PRIVATE int sqlite3VdbeMakeLabel(Vdbe*);
SQLITE_PRIVATE void sqlite3VdbeRunOnlyOnce(Vdbe*);
SQLITE_PRIVATE void sqlite3VdbeDelete(Vdbe*);
SQLITE_PRIVATE void sqlite3VdbeClearObject(sqlite3*,Vdbe*);
SQLITE_PRIVATE void sqlite3VdbeMakeReady(Vdbe*,Parse*);
SQLITE_PRIVATE int sqlite3VdbeFinalize(Vdbe*);
SQLITE_PRIVATE void sqlite3VdbeResolveLabel(Vdbe*, int);
SQLITE_PRIVATE int sqlite3VdbeCurrentAddr(Vdbe*);
#ifdef SQLITE_DEBUG
SQLITE_PRIVATE   int sqlite3VdbeAssertMayAbort(Vdbe *, int);
SQLITE_PRIVATE   void sqlite3VdbeTrace(Vdbe*,FILE*);
................................................................................
    */
    case SQLITE_DBSTATUS_STMT_USED: {
      struct Vdbe *pVdbe;         /* Used to iterate through VMs */
      int nByte = 0;              /* Used to accumulate return value */

      db->pnBytesFreed = &nByte;
      for(pVdbe=db->pVdbe; pVdbe; pVdbe=pVdbe->pNext){
        sqlite3VdbeClearObject(db, pVdbe);
      }
      db->pnBytesFreed = 0;

      *pHighwater = 0;
      *pCurrent = nByte;

      break;
................................................................................
      pEntry->chain = elem->next;
    }
    pEntry->count--;
    assert( pEntry->count>=0 );
  }
  sqlite3_free( elem );
  pH->count--;
  if( pH->count==0 ){
    assert( pH->first==0 );
    assert( pH->count==0 );
    sqlite3HashClear(pH);
  }
}

/* Attempt to locate an element of the hash table pH with a key
................................................................................
      if( !osWriteFile(pFile->h, aRem, nRem, &nWrite, 0) ){
#else
      if( !osWriteFile(pFile->h, aRem, nRem, &nWrite, &overlapped) ){
#endif
        if( retryIoerr(&nRetry, &lastErrno) ) continue;
        break;
      }
      assert( nWrite==0 || nWrite<=(DWORD)nRem );
      if( nWrite==0 || nWrite>(DWORD)nRem ){
        lastErrno = osGetLastError();
        break;
      }
#if !SQLITE_OS_WINCE
      offset += nWrite;
      overlapped.Offset = (LONG)(offset & 0xffffffff);
      overlapped.OffsetHigh = (LONG)((offset>>32) & 0x7fffffff);
................................................................................
  #else
      rc = pager_incr_changecounter(pPager, 0);
  #endif
      if( rc!=SQLITE_OK ) goto commit_phase_one_exit;
  
      /* If this transaction has made the database smaller, then all pages
      ** being discarded by the truncation must be written to the journal
      ** file.
      **
      ** Before reading the pages with page numbers larger than the 
      ** current value of Pager.dbSize, set dbSize back to the value
      ** that it took at the start of the transaction. Otherwise, the
      ** calls to sqlite3PagerGet() return zeroed pages instead of 
      ** reading data from the database file.
      */

      if( pPager->dbSize<pPager->dbOrigSize 
       && pPager->journalMode!=PAGER_JOURNALMODE_OFF
      ){
        Pgno i;                                   /* Iterator variable */
        const Pgno iSkip = PAGER_MJ_PGNO(pPager); /* Pending lock page */
        const Pgno dbSize = pPager->dbSize;       /* Database image size */ 
        pPager->dbSize = pPager->dbOrigSize;
................................................................................
            rc = sqlite3PagerWrite(pPage);
            sqlite3PagerUnref(pPage);
            if( rc!=SQLITE_OK ) goto commit_phase_one_exit;
          }
        }
        pPager->dbSize = dbSize;
      } 

  
      /* Write the master journal name into the journal file. If a master 
      ** journal file name has already been written to the journal file, 
      ** or if zMaster is NULL (no master journal), then this call is a no-op.
      */
      rc = writeMasterJournal(pPager, zMaster);
      if( rc!=SQLITE_OK ) goto commit_phase_one_exit;
................................................................................
  Pgno pgnoNew;                        /* Page number of pNew */

  assert( sqlite3_mutex_held(pPage->pBt->mutex) );
  assert( sqlite3PagerIswriteable(pParent->pDbPage) );
  assert( pPage->nOverflow==1 );

  /* This error condition is now caught prior to reaching this function */
  if( pPage->nCell==0 ) return SQLITE_CORRUPT_BKPT;

  /* Allocate a new page. This page will become the right-sibling of 
  ** pPage. Make the parent page writable, so that the new divider cell
  ** may be inserted. If both these operations are successful, proceed.
  */
  rc = allocateBtreePage(pBt, &pNew, &pgnoNew, 0, 0);

................................................................................
      }
      pAux->pAux = 0;
    }
  }
}

/*
** Free all memory associated with the Vdbe passed as the second argument,
** except for object itself, which is preserved.
**
** The difference between this function and sqlite3VdbeDelete() is that
** VdbeDelete() also unlinks the Vdbe from the list of VMs associated with
** the database connection and frees the object itself.
*/
SQLITE_PRIVATE void sqlite3VdbeClearObject(sqlite3 *db, Vdbe *p){
  SubProgram *pSub, *pNext;
  int i;
  assert( p->db==0 || p->db==db );
  releaseMemArray(p->aVar, p->nVar);
  releaseMemArray(p->aColName, p->nResColumn*COLNAME_N);
  for(pSub=p->pProgram; pSub; pSub=pNext){
    pNext = pSub->pNext;
................................................................................
  sqlite3DbFree(db, p->aColName);
  sqlite3DbFree(db, p->zSql);
  sqlite3DbFree(db, p->pFree);
#if defined(SQLITE_ENABLE_TREE_EXPLAIN)
  sqlite3DbFree(db, p->zExplain);
  sqlite3DbFree(db, p->pExplain);
#endif

}

/*
** Delete an entire VDBE.
*/
SQLITE_PRIVATE void sqlite3VdbeDelete(Vdbe *p){
  sqlite3 *db;

  if( NEVER(p==0) ) return;
  db = p->db;
  assert( sqlite3_mutex_held(db->mutex) );
  sqlite3VdbeClearObject(db, p);
  if( p->pPrev ){
    p->pPrev->pNext = p->pNext;
  }else{
    assert( db->pVdbe==p );
    db->pVdbe = p->pNext;
  }
  if( p->pNext ){
    p->pNext->pPrev = p->pPrev;
  }
  p->magic = VDBE_MAGIC_DEAD;
  p->db = 0;
  sqlite3DbFree(db, p);
}

/*
** Make sure the cursor p is ready to read or write the row to which it
** was last positioned.  Return an error code if an OOM fault or I/O error
** prevents us from positioning the cursor to its correct position.
**
................................................................................
  if( !pVTable ){
    sqlite3DbFree(db, zModuleName);
    return SQLITE_NOMEM;
  }
  pVTable->db = db;
  pVTable->pMod = pMod;


  iDb = sqlite3SchemaToIndex(db, pTab->pSchema);
  pTab->azModuleArg[1] = db->aDb[iDb].zName;

  /* Invoke the virtual table constructor */
  assert( &db->pVtabCtx );
  assert( xConstruct );
  sCtx.pTab = pTab;
  sCtx.pVTable = pVTable;
  pPriorCtx = db->pVtabCtx;
  db->pVtabCtx = &sCtx;
  rc = xConstruct(db, pMod->pAux, nArg, azArg, &pVTable->pVtab, &zErr);
  db->pVtabCtx = pPriorCtx;
  if( rc==SQLITE_NOMEM ) db->mallocFailed = 1;


  if( SQLITE_OK!=rc ){
    if( zErr==0 ){
      *pzErr = sqlite3MPrintf(db, "vtable constructor failed: %s", zModuleName);
    }else {
      *pzErr = sqlite3MPrintf(db, "%s", zErr);
      sqlite3_free(zErr);
................................................................................
    char *aTmp;                   /* Temp space for PoslistNearMerge() */

    /* Allocate temporary working space. */
    for(p=pExpr; p->pLeft; p=p->pLeft){
      nTmp += p->pRight->pPhrase->doclist.nList;
    }
    nTmp += p->pPhrase->doclist.nList;
    if( nTmp==0 ){
      res = 0;
    }else{
      aTmp = sqlite3_malloc(nTmp*2);
      if( !aTmp ){
        *pRc = SQLITE_NOMEM;
        res = 0;
      }else{
        char *aPoslist = p->pPhrase->doclist.pList;
        int nToken = p->pPhrase->nToken;

        for(p=p->pParent;res && p && p->eType==FTSQUERY_NEAR; p=p->pParent){
          Fts3Phrase *pPhrase = p->pRight->pPhrase;
          int nNear = p->nNear;
          res = fts3EvalNearTrim(nNear, aTmp, &aPoslist, &nToken, pPhrase);
        }

        aPoslist = pExpr->pRight->pPhrase->doclist.pList;
        nToken = pExpr->pRight->pPhrase->nToken;
        for(p=pExpr->pLeft; p && res; p=p->pLeft){
          int nNear;
          Fts3Phrase *pPhrase;
          assert( p->pParent && p->pParent->pLeft==p );
          nNear = p->pParent->nNear;
          pPhrase = (
              p->eType==FTSQUERY_NEAR ? p->pRight->pPhrase : p->pPhrase
              );
          res = fts3EvalNearTrim(nNear, aTmp, &aPoslist, &nToken, pPhrase);
        }
      }

      sqlite3_free(aTmp);
    }
  }

  return res;
}

/*
** This function is a helper function for fts3EvalTestDeferredAndNear().
................................................................................
  sqlite3_tokenizer_cursor *pCursor;
  Fts3Expr *pRet = 0;
  int nConsumed = 0;

  rc = sqlite3Fts3OpenTokenizer(pTokenizer, pParse->iLangid, z, n, &pCursor);
  if( rc==SQLITE_OK ){
    const char *zToken;
    int nToken = 0, iStart = 0, iEnd = 0, iPosition = 0;
    int nByte;                               /* total space to allocate */

    rc = pModule->xNext(pCursor, &zToken, &nToken, &iStart, &iEnd, &iPosition);
    if( rc==SQLITE_OK ){
      nByte = sizeof(Fts3Expr) + sizeof(Fts3Phrase) + nToken;
      pRet = (Fts3Expr *)fts3MallocZero(nByte);
      if( !pRet ){
................................................................................
  */
  rc = sqlite3Fts3OpenTokenizer(
      pTokenizer, pParse->iLangid, zInput, nInput, &pCursor);
  if( rc==SQLITE_OK ){
    int ii;
    for(ii=0; rc==SQLITE_OK; ii++){
      const char *zByte;
      int nByte = 0, iBegin = 0, iEnd = 0, iPos = 0;
      rc = pModule->xNext(pCursor, &zByte, &nByte, &iBegin, &iEnd, &iPos);
      if( rc==SQLITE_OK ){
        Fts3PhraseToken *pToken;

        p = fts3ReallocOrFree(p, nSpace + ii*sizeof(Fts3PhraseToken));
        if( !p ) goto no_mem;

................................................................................
  int nName;
  const char *zInput;
  int nInput;

  const char *azArg[64];

  const char *zToken;
  int nToken = 0;
  int iStart = 0;
  int iEnd = 0;
  int iPos = 0;
  int i;

  Tcl_Obj *pRet;

  if( argc<2 ){
    sqlite3_result_error(context, "insufficient arguments", -1);
    return;
................................................................................
  Fts3Table *p,                   /* Table into which text will be inserted */
  int iLangid,                    /* Language id to use */
  const char *zText,              /* Text of document to be inserted */
  int iCol,                       /* Column into which text is being inserted */
  u32 *pnWord                     /* OUT: Number of tokens inserted */
){
  int rc;
  int iStart = 0;
  int iEnd = 0;
  int iPos = 0;
  int nWord = 0;

  char const *zToken;
  int nToken = 0;

  sqlite3_tokenizer *pTokenizer = p->pTokenizer;
  sqlite3_tokenizer_module const *pModule = pTokenizer->pModule;
  sqlite3_tokenizer_cursor *pCsr;
  int (*xNext)(sqlite3_tokenizer_cursor *pCursor,
      const char**,int*,int*,int*,int*);

................................................................................
        const char *zText = (const char *)sqlite3_column_text(pStmt, iCol+1);
        int nText = sqlite3_column_bytes(pStmt, iCol+1);
        sqlite3_tokenizer_cursor *pT = 0;

        rc = sqlite3Fts3OpenTokenizer(p->pTokenizer, iLang, zText, nText, &pT);
        while( rc==SQLITE_OK ){
          char const *zToken;       /* Buffer containing token */
          int nToken = 0;           /* Number of bytes in token */
          int iDum1 = 0, iDum2 = 0; /* Dummy variables */
          int iPos = 0;             /* Position of token in zText */

          rc = pModule->xNext(pT, &zToken, &nToken, &iDum1, &iDum2, &iPos);
          if( rc==SQLITE_OK ){
            int i;
            cksum2 = cksum2 ^ fts3ChecksumEntry(
                zToken, nToken, iLang, 0, iDocid, iCol, iPos
            );
................................................................................
    for(i=0; i<p->nColumn && rc==SQLITE_OK; i++){
      const char *zText = (const char *)sqlite3_column_text(pCsr->pStmt, i+1);
      sqlite3_tokenizer_cursor *pTC = 0;
  
      rc = sqlite3Fts3OpenTokenizer(pT, pCsr->iLangid, zText, -1, &pTC);
      while( rc==SQLITE_OK ){
        char const *zToken;       /* Buffer containing token */
        int nToken = 0;           /* Number of bytes in token */
        int iDum1 = 0, iDum2 = 0; /* Dummy variables */
        int iPos = 0;             /* Position of token in zText */
  
        rc = pModule->xNext(pTC, &zToken, &nToken, &iDum1, &iDum2, &iPos);
        for(pDef=pCsr->pDeferred; pDef && rc==SQLITE_OK; pDef=pDef->pNext){
          Fts3PhraseToken *pPT = pDef->pToken;
          if( (pDef->iCol>=p->nColumn || pDef->iCol==i)
           && (pPT->bFirst==0 || iPos==0)
           && (pPT->n==nToken || (pPT->isPrefix && pPT->n<nToken))
................................................................................
      ** or more tokens in zDoc/nDoc.
      */
      rc = sqlite3Fts3OpenTokenizer(pTab->pTokenizer, iLangid, zDoc, nDoc, &pC);
      if( rc!=SQLITE_OK ){
        return rc;
      }
      while( rc==SQLITE_OK && iCurrent<(nSnippet+nDesired) ){
        const char *ZDUMMY; int DUMMY1 = 0, DUMMY2 = 0, DUMMY3 = 0;
        rc = pMod->xNext(pC, &ZDUMMY, &DUMMY1, &DUMMY2, &DUMMY3, &iCurrent);
      }
      pMod->xClose(pC);
      if( rc!=SQLITE_OK && rc!=SQLITE_DONE ){ return rc; }

      nShift = (rc==SQLITE_DONE)+iCurrent-nSnippet;
      assert( nShift<=nDesired );
................................................................................
  int iEnd = 0;                   /* Byte offset of end of current token */
  int isShiftDone = 0;            /* True after snippet is shifted */
  int iPos = pFragment->iPos;     /* First token of snippet */
  u64 hlmask = pFragment->hlmask; /* Highlight-mask for snippet */
  int iCol = pFragment->iCol+1;   /* Query column to extract text from */
  sqlite3_tokenizer_module *pMod; /* Tokenizer module methods object */
  sqlite3_tokenizer_cursor *pC;   /* Tokenizer cursor open on zDoc/nDoc */


  
  zDoc = (const char *)sqlite3_column_text(pCsr->pStmt, iCol);
  if( zDoc==0 ){
    if( sqlite3_column_type(pCsr->pStmt, iCol)!=SQLITE_NULL ){
      return SQLITE_NOMEM;
    }
    return SQLITE_OK;
................................................................................
  pMod = (sqlite3_tokenizer_module *)pTab->pTokenizer->pModule;
  rc = sqlite3Fts3OpenTokenizer(pTab->pTokenizer, pCsr->iLangid, zDoc,nDoc,&pC);
  if( rc!=SQLITE_OK ){
    return rc;
  }

  while( rc==SQLITE_OK ){
    const char *ZDUMMY;           /* Dummy argument used with tokenizer */
    int DUMMY1 = -1;              /* Dummy argument used with tokenizer */
    int iBegin = 0;               /* Offset in zDoc of start of token */
    int iFin = 0;                 /* Offset in zDoc of end of token */
    int isHighlight = 0;          /* True for highlighted terms */

    /* Variable DUMMY1 is initialized to a negative value above. Elsewhere
    ** in the FTS code the variable that the third argument to xNext points to
    ** is initialized to zero before the first (*but not necessarily
    ** subsequent*) call to xNext(). This is done for a particular application
    ** that needs to know whether or not the tokenizer is being used for
    ** snippet generation or for some other purpose.
    **
    ** Extreme care is required when writing code to depend on this
    ** initialization. It is not a documented part of the tokenizer interface.
    ** If a tokenizer is used directly by any code outside of FTS, this
    ** convention might not be respected.  */
    rc = pMod->xNext(pC, &ZDUMMY, &DUMMY1, &iBegin, &iFin, &iCurrent);
    if( rc!=SQLITE_OK ){
      if( rc==SQLITE_DONE ){
        /* Special case - the last token of the snippet is also the last token
        ** of the column. Append any punctuation that occurred between the end
        ** of the previous token and the end of the document to the output. 
        ** Then break out of the loop. */
................................................................................
*/
SQLITE_PRIVATE void sqlite3Fts3Offsets(
  sqlite3_context *pCtx,          /* SQLite function call context */
  Fts3Cursor *pCsr                /* Cursor object */
){
  Fts3Table *pTab = (Fts3Table *)pCsr->base.pVtab;
  sqlite3_tokenizer_module const *pMod = pTab->pTokenizer->pModule;


  int rc;                         /* Return Code */
  int nToken;                     /* Number of tokens in query */
  int iCol;                       /* Column currently being processed */
  StrBuffer res = {0, 0, 0};      /* Result string */
  TermOffsetCtx sCtx;             /* Context for fts3ExprTermOffsetInit() */

  if( !pCsr->pExpr ){
................................................................................
  sCtx.pCsr = pCsr;

  /* Loop through the table columns, appending offset information to 
  ** string-buffer res for each column.
  */
  for(iCol=0; iCol<pTab->nColumn; iCol++){
    sqlite3_tokenizer_cursor *pC; /* Tokenizer cursor */
    const char *ZDUMMY;           /* Dummy argument used with xNext() */
    int NDUMMY = 0;               /* Dummy argument used with xNext() */
    int iStart = 0;
    int iEnd = 0;
    int iCurrent = 0;
    const char *zDoc;
    int nDoc;

    /* Initialize the contents of sCtx.aTerm[] for column iCol. There is 
    ** no way that this operation can fail, so the return code from
    ** fts3ExprIterate() can be discarded.
    */
................................................................................
    zInput = "";
  }else if( nInput<0 ){
    nInput = strlen(zInput);
  }
  nChar = nInput+1;
  pCsr = (IcuCursor *)sqlite3_malloc(
      sizeof(IcuCursor) +                /* IcuCursor */
      ((nChar+3)&~3) * sizeof(UChar) +   /* IcuCursor.aChar[] */
      (nChar+1) * sizeof(int)            /* IcuCursor.aOffset[] */
  );
  if( !pCsr ){
    return SQLITE_NOMEM;
  }
  memset(pCsr, 0, sizeof(IcuCursor));
  pCsr->aChar = (UChar *)&pCsr[1];
  pCsr->aOffset = (int *)&pCsr->aChar[(nChar+3)&~3];

  pCsr->aOffset[iOut] = iInput;
  U8_NEXT(zInput, iInput, nInput, c); 
  while( c>0 ){
    int isError = 0;
    c = u_foldCase(c, opt);
    U16_APPEND(pCsr->aChar, iOut, nChar, c, isError);

Changes to SQLite.Interop/src/core/sqlite3.h.

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**
** See also: [sqlite3_libversion()],
** [sqlite3_libversion_number()], [sqlite3_sourceid()],
** [sqlite_version()] and [sqlite_source_id()].
*/
#define SQLITE_VERSION        "3.7.15"
#define SQLITE_VERSION_NUMBER 3007015
#define SQLITE_SOURCE_ID      "2012-10-15 20:28:22 2c3af657fee6153842d660a6ce29aa7d791ebd38"

/*
** CAPI3REF: Run-Time Library Version Numbers
** KEYWORDS: sqlite3_version, sqlite3_sourceid
**
** These interfaces provide the same information as the [SQLITE_VERSION],
** [SQLITE_VERSION_NUMBER], and [SQLITE_SOURCE_ID] C preprocessor macros







|







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**
** See also: [sqlite3_libversion()],
** [sqlite3_libversion_number()], [sqlite3_sourceid()],
** [sqlite_version()] and [sqlite_source_id()].
*/
#define SQLITE_VERSION        "3.7.15"
#define SQLITE_VERSION_NUMBER 3007015
#define SQLITE_SOURCE_ID      "2012-10-26 00:55:07 6d42d806adb833572a324d4141ab3b2c315617b2"

/*
** CAPI3REF: Run-Time Library Version Numbers
** KEYWORDS: sqlite3_version, sqlite3_sourceid
**
** These interfaces provide the same information as the [SQLITE_VERSION],
** [SQLITE_VERSION_NUMBER], and [SQLITE_SOURCE_ID] C preprocessor macros

Changes to Tests/tkt-6c6ecccc5f.eagle.

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              "Data Source=${dataSource};"))
          {
            connection.Open();

            using (SQLiteCommand command = new SQLiteCommand("${sql}",
                connection))
            {

              command.ExecuteReader(CommandBehavior.CloseConnection);
            }
          }
        }
      }
    }
  }] true true true results errors System.Data.SQLite.dll]







>







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              "Data Source=${dataSource};"))
          {
            connection.Open();

            using (SQLiteCommand command = new SQLiteCommand("${sql}",
                connection))
            {
              /* IGNORED */
              command.ExecuteReader(CommandBehavior.CloseConnection);
            }
          }
        }
      }
    }
  }] true true true results errors System.Data.SQLite.dll]