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Overview
Comment:Fix MSVC compiler warnings in test code.
Downloads: Tarball | ZIP archive
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1: cb7a850439c9a4a7887650d6b81d95ab8025de5b
User & Date: drh 2012-03-30 14:59:43.262
Context
2012-03-30
15:48
When a named CHECK constraint fails, include the name of the constraint in the error message. (check-in: 1b75f301af user: drh tags: trunk)
14:59
Fix MSVC compiler warnings in test code. (check-in: cb7a850439 user: drh tags: trunk)
13:34
Fix an FTS4 test script problem for windows. (check-in: 36aa6665e7 user: drh tags: trunk)
Changes
Unified Diff Ignore Whitespace Patch
Changes to ext/fts3/fts3_term.c.
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  int nDb;                        /* Result of strlen(zDb) */
  int nFts3;                      /* Result of strlen(zFts3) */
  int nByte;                      /* Bytes of space to allocate here */
  int rc;                         /* value returned by declare_vtab() */
  Fts3termTable *p;                /* Virtual table object to return */
  int iIndex = 0;


  if( argc==5 ){
    iIndex = atoi(argv[4]);
    argc--;
  }

  /* The user should specify a single argument - the name of an fts3 table. */
  if( argc!=4 ){







>







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  int nDb;                        /* Result of strlen(zDb) */
  int nFts3;                      /* Result of strlen(zFts3) */
  int nByte;                      /* Bytes of space to allocate here */
  int rc;                         /* value returned by declare_vtab() */
  Fts3termTable *p;                /* Virtual table object to return */
  int iIndex = 0;

  UNUSED_PARAMETER(pCtx);
  if( argc==5 ){
    iIndex = atoi(argv[4]);
    argc--;
  }

  /* The user should specify a single argument - the name of an fts3 table. */
  if( argc!=4 ){
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    pCsr->pNext += sqlite3Fts3GetVarint(pCsr->pNext, &v);
    pCsr->iCol = 0;
    pCsr->iPos = 0;
  }

  if( v==1 ){
    pCsr->pNext += sqlite3Fts3GetVarint(pCsr->pNext, &v);
    pCsr->iCol += v;
    pCsr->iPos = 0;
    pCsr->pNext += sqlite3Fts3GetVarint(pCsr->pNext, &v);
  }

  pCsr->iPos += (v - 2);

  return SQLITE_OK;
}

/*
** xFilter - Initialize a cursor to point at the start of its data.
*/







|




|







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    pCsr->pNext += sqlite3Fts3GetVarint(pCsr->pNext, &v);
    pCsr->iCol = 0;
    pCsr->iPos = 0;
  }

  if( v==1 ){
    pCsr->pNext += sqlite3Fts3GetVarint(pCsr->pNext, &v);
    pCsr->iCol += (int)v;
    pCsr->iPos = 0;
    pCsr->pNext += sqlite3Fts3GetVarint(pCsr->pNext, &v);
  }

  pCsr->iPos += (int)(v - 2);

  return SQLITE_OK;
}

/*
** xFilter - Initialize a cursor to point at the start of its data.
*/
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     fts3termRowidMethod,         /* xRowid        */
     0,                           /* xUpdate       */
     0,                           /* xBegin        */
     0,                           /* xSync         */
     0,                           /* xCommit       */
     0,                           /* xRollback     */
     0,                           /* xFindFunction */
     0                            /* xRename       */



  };
  int rc;                         /* Return code */

  rc = sqlite3_create_module(db, "fts4term", &fts3term_module, 0);
  return rc;
}

#endif
#endif /* !defined(SQLITE_CORE) || defined(SQLITE_ENABLE_FTS3) */







|
>
>
>









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     fts3termRowidMethod,         /* xRowid        */
     0,                           /* xUpdate       */
     0,                           /* xBegin        */
     0,                           /* xSync         */
     0,                           /* xCommit       */
     0,                           /* xRollback     */
     0,                           /* xFindFunction */
     0,                           /* xRename       */
     0,                           /* xSavepoint    */
     0,                           /* xRelease      */
     0                            /* xRollbackTo   */
  };
  int rc;                         /* Return code */

  rc = sqlite3_create_module(db, "fts4term", &fts3term_module, 0);
  return rc;
}

#endif
#endif /* !defined(SQLITE_CORE) || defined(SQLITE_ENABLE_FTS3) */
Changes to ext/fts3/fts3_test.c.
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  NearDocument doc = {0, 0};
  Tcl_Obj **apDocToken;
  Tcl_Obj *pRet;
  Tcl_Obj *pPhrasecount = 0;
  
  Tcl_Obj **apExprToken;
  int nExprToken;



  /* Must have 3 or more arguments. */
  if( objc<3 || (objc%2)==0 ){
    Tcl_WrongNumArgs(interp, 1, objv, "DOCUMENT EXPR ?OPTION VALUE?...");
    rc = TCL_ERROR;
    goto near_match_out;
  }







>
>







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  NearDocument doc = {0, 0};
  Tcl_Obj **apDocToken;
  Tcl_Obj *pRet;
  Tcl_Obj *pPhrasecount = 0;
  
  Tcl_Obj **apExprToken;
  int nExprToken;

  UNUSED_PARAMETER(clientData);

  /* Must have 3 or more arguments. */
  if( objc<3 || (objc%2)==0 ){
    Tcl_WrongNumArgs(interp, 1, objv, "DOCUMENT EXPR ?OPTION VALUE?...");
    rc = TCL_ERROR;
    goto near_match_out;
  }
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    test_fts3_node_chunksize = iArg1;
    test_fts3_node_chunk_threshold = iArg2;
  }

  Tcl_SetObjResult(interp, pRet);
  Tcl_DecrRefCount(pRet);
#endif

  return TCL_OK;
}

#ifdef SQLITE_ENABLE_FTS3
/**************************************************************************
** Beginning of test tokenizer code.
**







>







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    test_fts3_node_chunksize = iArg1;
    test_fts3_node_chunk_threshold = iArg2;
  }

  Tcl_SetObjResult(interp, pRet);
  Tcl_DecrRefCount(pRet);
#endif
  UNUSED_PARAMETER(clientData);
  return TCL_OK;
}

#ifdef SQLITE_ENABLE_FTS3
/**************************************************************************
** Beginning of test tokenizer code.
**
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} test_tokenizer_cursor;

static int testTokenizerCreate(
  int argc, const char * const *argv,
  sqlite3_tokenizer **ppTokenizer
){
  test_tokenizer *pNew;



  pNew = sqlite3_malloc(sizeof(test_tokenizer));
  if( !pNew ) return SQLITE_NOMEM;
  memset(pNew, 0, sizeof(test_tokenizer));

  *ppTokenizer = (sqlite3_tokenizer *)pNew;
  return SQLITE_OK;







>
>







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} test_tokenizer_cursor;

static int testTokenizerCreate(
  int argc, const char * const *argv,
  sqlite3_tokenizer **ppTokenizer
){
  test_tokenizer *pNew;
  UNUSED_PARAMETER(argc);
  UNUSED_PARAMETER(argv);

  pNew = sqlite3_malloc(sizeof(test_tokenizer));
  if( !pNew ) return SQLITE_NOMEM;
  memset(pNew, 0, sizeof(test_tokenizer));

  *ppTokenizer = (sqlite3_tokenizer *)pNew;
  return SQLITE_OK;
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    Tcl_WrongNumArgs(interp, 1, objv, "");
    return TCL_ERROR;
  }
  Tcl_SetObjResult(interp, Tcl_NewByteArrayObj(
    (const unsigned char *)&pPtr, sizeof(sqlite3_tokenizer_module *)
  ));
#endif

  return TCL_OK;
}

/* 
** End of tokenizer code.
**************************************************************************/ 








>







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    Tcl_WrongNumArgs(interp, 1, objv, "");
    return TCL_ERROR;
  }
  Tcl_SetObjResult(interp, Tcl_NewByteArrayObj(
    (const unsigned char *)&pPtr, sizeof(sqlite3_tokenizer_module *)
  ));
#endif
  UNUSED_PARAMETER(clientData);
  return TCL_OK;
}

/* 
** End of tokenizer code.
**************************************************************************/ 

Changes to src/test1.c.
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#ifndef SQLITE_OMIT_UTF16
  sqlite3_stmt *pStmt;
  int idx;
  int bytes;
  char *value;
  int rc;

  void (*xDel)() = (objc==6?SQLITE_STATIC:SQLITE_TRANSIENT);
  Tcl_Obj *oStmt    = objv[objc-4];
  Tcl_Obj *oN       = objv[objc-3];
  Tcl_Obj *oString  = objv[objc-2];
  Tcl_Obj *oBytes   = objv[objc-1];

  if( objc!=5 && objc!=6){
    Tcl_AppendResult(interp, "wrong # args: should be \"",







|







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#ifndef SQLITE_OMIT_UTF16
  sqlite3_stmt *pStmt;
  int idx;
  int bytes;
  char *value;
  int rc;

  void (*xDel)(void*) = (objc==6?SQLITE_STATIC:SQLITE_TRANSIENT);
  Tcl_Obj *oStmt    = objv[objc-4];
  Tcl_Obj *oN       = objv[objc-3];
  Tcl_Obj *oString  = objv[objc-2];
  Tcl_Obj *oBytes   = objv[objc-1];

  if( objc!=5 && objc!=6){
    Tcl_AppendResult(interp, "wrong # args: should be \"",
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  rc = sqlite3_prepare(db, zSql, bytes, &pStmt, objc>=5 ? &zTail : 0);
  Tcl_ResetResult(interp);
  if( sqlite3TestErrCode(interp, db, rc) ) return TCL_ERROR;
  if( zTail && objc>=5 ){
    if( bytes>=0 ){
      bytes = bytes - (zTail-zSql);
    }
    if( strlen(zTail)<bytes ){
      bytes = strlen(zTail);
    }
    Tcl_ObjSetVar2(interp, objv[4], 0, Tcl_NewStringObj(zTail, bytes), 0);
  }
  if( rc!=SQLITE_OK ){
    assert( pStmt==0 );
    sprintf(zBuf, "(%d) ", rc);







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  rc = sqlite3_prepare(db, zSql, bytes, &pStmt, objc>=5 ? &zTail : 0);
  Tcl_ResetResult(interp);
  if( sqlite3TestErrCode(interp, db, rc) ) return TCL_ERROR;
  if( zTail && objc>=5 ){
    if( bytes>=0 ){
      bytes = bytes - (zTail-zSql);
    }
    if( (int)strlen(zTail)<bytes ){
      bytes = strlen(zTail);
    }
    Tcl_ObjSetVar2(interp, objv[4], 0, Tcl_NewStringObj(zTail, bytes), 0);
  }
  if( rc!=SQLITE_OK ){
    assert( pStmt==0 );
    sprintf(zBuf, "(%d) ", rc);
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  int ok;             /* Finished ok */
  int err;            /* True if an error occurs */
};
#endif


#if SQLITE_OS_WIN

/*
** The background thread that does file locking.
*/
static void win32_file_locker(void *pAppData){
  struct win32FileLocker *p = (struct win32FileLocker*)pAppData;
  if( p->evName ){
    HANDLE ev = OpenEvent(EVENT_MODIFY_STATE, FALSE, p->evName);







>







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  int ok;             /* Finished ok */
  int err;            /* True if an error occurs */
};
#endif


#if SQLITE_OS_WIN
#include <process.h>
/*
** The background thread that does file locking.
*/
static void win32_file_locker(void *pAppData){
  struct win32FileLocker *p = (struct win32FileLocker*)pAppData;
  if( p->evName ){
    HANDLE ev = OpenEvent(EVENT_MODIFY_STATE, FALSE, p->evName);
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     { "sqlite3_column_name16",  test_stmt_utf16, (void*)sqlite3_column_name16},
     { "add_alignment_test_collations", add_alignment_test_collations, 0      },
#ifndef SQLITE_OMIT_DECLTYPE
     { "sqlite3_column_decltype16",test_stmt_utf16,(void*)sqlite3_column_decltype16},
#endif
#ifdef SQLITE_ENABLE_COLUMN_METADATA
{"sqlite3_column_database_name16",
  test_stmt_utf16, sqlite3_column_database_name16},
{"sqlite3_column_table_name16", test_stmt_utf16, (void*)sqlite3_column_table_name16},
{"sqlite3_column_origin_name16", test_stmt_utf16, (void*)sqlite3_column_origin_name16},
#endif
#endif
     { "sqlite3_create_collation_v2", test_create_collation_v2, 0 },
     { "sqlite3_global_recover",     test_global_recover, 0   },
     { "working_64bit_int",          working_64bit_int,   0   },







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     { "sqlite3_column_name16",  test_stmt_utf16, (void*)sqlite3_column_name16},
     { "add_alignment_test_collations", add_alignment_test_collations, 0      },
#ifndef SQLITE_OMIT_DECLTYPE
     { "sqlite3_column_decltype16",test_stmt_utf16,(void*)sqlite3_column_decltype16},
#endif
#ifdef SQLITE_ENABLE_COLUMN_METADATA
{"sqlite3_column_database_name16",
  test_stmt_utf16, (void*)sqlite3_column_database_name16},
{"sqlite3_column_table_name16", test_stmt_utf16, (void*)sqlite3_column_table_name16},
{"sqlite3_column_origin_name16", test_stmt_utf16, (void*)sqlite3_column_origin_name16},
#endif
#endif
     { "sqlite3_create_collation_v2", test_create_collation_v2, 0 },
     { "sqlite3_global_recover",     test_global_recover, 0   },
     { "working_64bit_int",          working_64bit_int,   0   },
Changes to src/test3.c.
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  }
  if( Tcl_GetInt(interp, argv[1], (int*)&start) ) return TCL_ERROR;
  if( Tcl_GetInt(interp, argv[2], (int*)&mult) ) return TCL_ERROR;
  if( Tcl_GetInt(interp, argv[3], (int*)&count) ) return TCL_ERROR;
  if( Tcl_GetInt(interp, argv[4], (int*)&incr) ) return TCL_ERROR;
  in = start;
  in *= mult;
  for(i=0; i<count; i++){
    char zErr[200];
    n1 = putVarint(zBuf, in);
    if( n1>9 || n1<1 ){
      sprintf(zErr, "putVarint returned %d - should be between 1 and 9", n1);
      Tcl_AppendResult(interp, zErr, 0);
      return TCL_ERROR;
    }







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  }
  if( Tcl_GetInt(interp, argv[1], (int*)&start) ) return TCL_ERROR;
  if( Tcl_GetInt(interp, argv[2], (int*)&mult) ) return TCL_ERROR;
  if( Tcl_GetInt(interp, argv[3], (int*)&count) ) return TCL_ERROR;
  if( Tcl_GetInt(interp, argv[4], (int*)&incr) ) return TCL_ERROR;
  in = start;
  in *= mult;
  for(i=0; i<(int)count; i++){
    char zErr[200];
    n1 = putVarint(zBuf, in);
    if( n1>9 || n1<1 ){
      sprintf(zErr, "putVarint returned %d - should be between 1 and 9", n1);
      Tcl_AppendResult(interp, zErr, 0);
      return TCL_ERROR;
    }
Changes to src/test6.c.
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static int writeDbFile(CrashFile *p, u8 *z, i64 iAmt, i64 iOff){
  int rc = SQLITE_OK;
  int iSkip = 0;
  if( iOff==PENDING_BYTE && (p->flags&SQLITE_OPEN_MAIN_DB) ){
    iSkip = 512;
  }
  if( (iAmt-iSkip)>0 ){
    rc = sqlite3OsWrite(p->pRealFile, &z[iSkip], iAmt-iSkip, iOff+iSkip);
  }
  return rc;
}

/*
** Flush the write-list as if xSync() had been called on file handle
** pFile. If isCrash is true, simulate a crash.







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static int writeDbFile(CrashFile *p, u8 *z, i64 iAmt, i64 iOff){
  int rc = SQLITE_OK;
  int iSkip = 0;
  if( iOff==PENDING_BYTE && (p->flags&SQLITE_OPEN_MAIN_DB) ){
    iSkip = 512;
  }
  if( (iAmt-iSkip)>0 ){
    rc = sqlite3OsWrite(p->pRealFile, &z[iSkip], (int)(iAmt-iSkip), iOff+iSkip);
  }
  return rc;
}

/*
** Flush the write-list as if xSync() had been called on file handle
** pFile. If isCrash is true, simulate a crash.
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          );
        }
#endif
        break;
      }
      case 3: {               /* Trash sectors */
        u8 *zGarbage;
        int iFirst = (pWrite->iOffset/g.iSectorSize);
        int iLast = (pWrite->iOffset+pWrite->nBuf-1)/g.iSectorSize;

        assert(pWrite->zBuf);

#ifdef TRACE_CRASHTEST
        printf("Trashing %d sectors @ sector %d (%s)\n", 
            1+iLast-iFirst, iFirst, pWrite->pFile->zName
        );







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          );
        }
#endif
        break;
      }
      case 3: {               /* Trash sectors */
        u8 *zGarbage;
        int iFirst = (int)(pWrite->iOffset/g.iSectorSize);
        int iLast = (int)((pWrite->iOffset+pWrite->nBuf-1)/g.iSectorSize);

        assert(pWrite->zBuf);

#ifdef TRACE_CRASHTEST
        printf("Trashing %d sectors @ sector %d (%s)\n", 
            1+iLast-iFirst, iFirst, pWrite->pFile->zName
        );
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  sqlite3_file *pFile, 
  const void *zBuf, 
  int iAmt, 
  sqlite_int64 iOfst
){
  CrashFile *pCrash = (CrashFile *)pFile;
  if( iAmt+iOfst>pCrash->iSize ){
    pCrash->iSize = iAmt+iOfst;
  }
  while( pCrash->iSize>pCrash->nData ){
    u8 *zNew;
    int nNew = (pCrash->nData*2) + 4096;
    zNew = crash_realloc(pCrash->zData, nNew);
    if( !zNew ){
      return SQLITE_NOMEM;







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  sqlite3_file *pFile, 
  const void *zBuf, 
  int iAmt, 
  sqlite_int64 iOfst
){
  CrashFile *pCrash = (CrashFile *)pFile;
  if( iAmt+iOfst>pCrash->iSize ){
    pCrash->iSize = (int)(iAmt+iOfst);
  }
  while( pCrash->iSize>pCrash->nData ){
    u8 *zNew;
    int nNew = (pCrash->nData*2) + 4096;
    zNew = crash_realloc(pCrash->zData, nNew);
    if( !zNew ){
      return SQLITE_NOMEM;
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/*
** Truncate a crash-file.
*/
static int cfTruncate(sqlite3_file *pFile, sqlite_int64 size){
  CrashFile *pCrash = (CrashFile *)pFile;
  assert(size>=0);
  if( pCrash->iSize>size ){
    pCrash->iSize = size;
  }
  return writeListAppend(pFile, size, 0, 0);
}

/*
** Sync a crash-file.
*/







|







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/*
** Truncate a crash-file.
*/
static int cfTruncate(sqlite3_file *pFile, sqlite_int64 size){
  CrashFile *pCrash = (CrashFile *)pFile;
  assert(size>=0);
  if( pCrash->iSize>size ){
    pCrash->iSize = (int)size;
  }
  return writeListAppend(pFile, size, 0, 0);
}

/*
** Sync a crash-file.
*/
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}
static int cfFileControl(sqlite3_file *pFile, int op, void *pArg){
  if( op==SQLITE_FCNTL_SIZE_HINT ){
    CrashFile *pCrash = (CrashFile *)pFile;
    i64 nByte = *(i64 *)pArg;
    if( nByte>pCrash->iSize ){
      if( SQLITE_OK==writeListAppend(pFile, nByte, 0, 0) ){
        pCrash->iSize = nByte;
      }
    }
    return SQLITE_OK;
  }
  return sqlite3OsFileControl(((CrashFile *)pFile)->pRealFile, op, pArg);
}








|







514
515
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521
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523
524
525
526
527
528
}
static int cfFileControl(sqlite3_file *pFile, int op, void *pArg){
  if( op==SQLITE_FCNTL_SIZE_HINT ){
    CrashFile *pCrash = (CrashFile *)pFile;
    i64 nByte = *(i64 *)pArg;
    if( nByte>pCrash->iSize ){
      if( SQLITE_OK==writeListAppend(pFile, nByte, 0, 0) ){
        pCrash->iSize = (int)nByte;
      }
    }
    return SQLITE_OK;
  }
  return sqlite3OsFileControl(((CrashFile *)pFile)->pRealFile, op, pArg);
}

631
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649
      */
      const int isDb = (flags&SQLITE_OPEN_MAIN_DB);
      i64 iChunk = pWrapper->iSize;
      if( iChunk>PENDING_BYTE && isDb ){
        iChunk = PENDING_BYTE;
      }
      memset(pWrapper->zData, 0, pWrapper->nData);
      rc = sqlite3OsRead(pReal, pWrapper->zData, iChunk, 0); 
      if( SQLITE_OK==rc && pWrapper->iSize>(PENDING_BYTE+512) && isDb ){
        i64 iOff = PENDING_BYTE+512;
        iChunk = pWrapper->iSize - iOff;
        rc = sqlite3OsRead(pReal, &pWrapper->zData[iOff], iChunk, iOff);
      }
    }else{
      rc = SQLITE_NOMEM;
    }
  }
  if( rc!=SQLITE_OK && pWrapper->pMethod ){
    sqlite3OsClose(pFile);







|



|







631
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633
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641
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      */
      const int isDb = (flags&SQLITE_OPEN_MAIN_DB);
      i64 iChunk = pWrapper->iSize;
      if( iChunk>PENDING_BYTE && isDb ){
        iChunk = PENDING_BYTE;
      }
      memset(pWrapper->zData, 0, pWrapper->nData);
      rc = sqlite3OsRead(pReal, pWrapper->zData, (int)iChunk, 0); 
      if( SQLITE_OK==rc && pWrapper->iSize>(PENDING_BYTE+512) && isDb ){
        i64 iOff = PENDING_BYTE+512;
        iChunk = pWrapper->iSize - iOff;
        rc = sqlite3OsRead(pReal, &pWrapper->zData[iOff], (int)iChunk, iOff);
      }
    }else{
      rc = SQLITE_NOMEM;
    }
  }
  if( rc!=SQLITE_OK && pWrapper->pMethod ){
    sqlite3OsClose(pFile);
Changes to src/test_journal.c.
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
      }
      iTrunk = decodeUint32(aData);
    }

    /* Calculate and store a checksum for each page in the database file. */
    if( rc==SQLITE_OK ){
      int ii;
      for(ii=0; rc==SQLITE_OK && ii<pMain->nPage; ii++){
        i64 iOff = (i64)(pMain->nPagesize) * (i64)ii;
        if( iOff==PENDING_BYTE ) continue;
        rc = sqlite3OsRead(pMain->pReal, aData, pMain->nPagesize, iOff);
        pMain->aCksum[ii] = genCksum(aData, pMain->nPagesize);
        if( ii+1==pMain->nPage && rc==SQLITE_IOERR_SHORT_READ ) rc = SQLITE_OK;
      }
    }







|







400
401
402
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414
      }
      iTrunk = decodeUint32(aData);
    }

    /* Calculate and store a checksum for each page in the database file. */
    if( rc==SQLITE_OK ){
      int ii;
      for(ii=0; rc==SQLITE_OK && ii<(int)pMain->nPage; ii++){
        i64 iOff = (i64)(pMain->nPagesize) * (i64)ii;
        if( iOff==PENDING_BYTE ) continue;
        rc = sqlite3OsRead(pMain->pReal, aData, pMain->nPagesize, iOff);
        pMain->aCksum[ii] = genCksum(aData, pMain->nPagesize);
        if( ii+1==pMain->nPage && rc==SQLITE_IOERR_SHORT_READ ) rc = SQLITE_OK;
      }
    }
462
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474
475
476
      */
      if( iSize>=(iOff+nSector) ){
        rc = sqlite3OsRead(pReal, zBuf, 28, iOff);
        if( rc!=SQLITE_OK || 0==decodeJournalHdr(zBuf, 0, 0, 0, 0) ){
          continue;
        }
      }
      nRec = (iSize-iOff) / (pMain->nPagesize+8);
    }

    /* Read all the records that follow the journal-header just read. */
    for(ii=0; rc==SQLITE_OK && ii<nRec && iOff<iSize; ii++){
      u32 pgno;
      rc = sqlite3OsRead(pReal, zBuf, 4, iOff);
      if( rc==SQLITE_OK ){







|







462
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468
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474
475
476
      */
      if( iSize>=(iOff+nSector) ){
        rc = sqlite3OsRead(pReal, zBuf, 28, iOff);
        if( rc!=SQLITE_OK || 0==decodeJournalHdr(zBuf, 0, 0, 0, 0) ){
          continue;
        }
      }
      nRec = (u32)((iSize-iOff) / (pMain->nPagesize+8));
    }

    /* Read all the records that follow the journal-header just read. */
    for(ii=0; rc==SQLITE_OK && ii<nRec && iOff<iSize; ii++){
      u32 pgno;
      rc = sqlite3OsRead(pReal, zBuf, 4, iOff);
      if( rc==SQLITE_OK ){
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
    }
    if( p->iMaxOff<(iOfst + iAmt) ){
      p->iMaxOff = iOfst + iAmt;
    }
  }

  if( p->flags&SQLITE_OPEN_MAIN_DB && p->pWritable ){
    if( iAmt<p->nPagesize 
     && p->nPagesize%iAmt==0 
     && iOfst>=(PENDING_BYTE+512) 
     && iOfst+iAmt<=PENDING_BYTE+p->nPagesize
    ){
      /* No-op. This special case is hit when the backup code is copying a
      ** to a database with a larger page-size than the source database and
      ** it needs to fill in the non-locking-region part of the original
      ** pending-byte page.
      */
    }else{
      u32 pgno = iOfst/p->nPagesize + 1;
      assert( (iAmt==1||iAmt==p->nPagesize) && ((iOfst+iAmt)%p->nPagesize)==0 );
      assert( pgno<=p->nPage || p->nSync>0 );
      assert( pgno>p->nPage || sqlite3BitvecTest(p->pWritable, pgno) );
    }
  }

  rc = sqlite3OsWrite(p->pReal, zBuf, iAmt, iOfst);







|










|







534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
    }
    if( p->iMaxOff<(iOfst + iAmt) ){
      p->iMaxOff = iOfst + iAmt;
    }
  }

  if( p->flags&SQLITE_OPEN_MAIN_DB && p->pWritable ){
    if( iAmt<(int)p->nPagesize 
     && p->nPagesize%iAmt==0 
     && iOfst>=(PENDING_BYTE+512) 
     && iOfst+iAmt<=PENDING_BYTE+p->nPagesize
    ){
      /* No-op. This special case is hit when the backup code is copying a
      ** to a database with a larger page-size than the source database and
      ** it needs to fill in the non-locking-region part of the original
      ** pending-byte page.
      */
    }else{
      u32 pgno = (u32)(iOfst/p->nPagesize + 1);
      assert( (iAmt==1||iAmt==p->nPagesize) && ((iOfst+iAmt)%p->nPagesize)==0 );
      assert( pgno<=p->nPage || p->nSync>0 );
      assert( pgno>p->nPage || sqlite3BitvecTest(p->pWritable, pgno) );
    }
  }

  rc = sqlite3OsWrite(p->pReal, zBuf, iAmt, iOfst);
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
    /* Truncating a journal file. This is the end of a transaction. */
    jt_file *pMain = locateDatabaseHandle(p->zName);
    closeTransaction(pMain);
  }
  if( p->flags&SQLITE_OPEN_MAIN_DB && p->pWritable ){
    u32 pgno;
    u32 locking_page = (u32)(PENDING_BYTE/p->nPagesize+1);
    for(pgno=size/p->nPagesize+1; pgno<=p->nPage; pgno++){
      assert( pgno==locking_page || sqlite3BitvecTest(p->pWritable, pgno) );
    }
  }
  return sqlite3OsTruncate(p->pReal, size);
}

/*







|







574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
    /* Truncating a journal file. This is the end of a transaction. */
    jt_file *pMain = locateDatabaseHandle(p->zName);
    closeTransaction(pMain);
  }
  if( p->flags&SQLITE_OPEN_MAIN_DB && p->pWritable ){
    u32 pgno;
    u32 locking_page = (u32)(PENDING_BYTE/p->nPagesize+1);
    for(pgno=(u32)(size/p->nPagesize+1); pgno<=p->nPage; pgno++){
      assert( pgno==locking_page || sqlite3BitvecTest(p->pWritable, pgno) );
    }
  }
  return sqlite3OsTruncate(p->pReal, size);
}

/*
Changes to src/test_multiplex.c.
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
    const char *zUri = (flags & SQLITE_OPEN_URI) ? zName : 0;
    /* assign pointers to extra space allocated */
    memset(pGroup, 0, sz);
    pMultiplexOpen->pGroup = pGroup;
    pGroup->bEnabled = -1;
    pGroup->bTruncate = sqlite3_uri_boolean(zUri, "truncate", 
                                   (flags & SQLITE_OPEN_MAIN_DB)==0);
    pGroup->szChunk = sqlite3_uri_int64(zUri, "chunksize",
                                        SQLITE_MULTIPLEX_CHUNK_SIZE);
    pGroup->szChunk = (pGroup->szChunk+0xffff)&~0xffff;
    if( zName ){
      char *p = (char *)&pGroup[1];
      pGroup->zName = p;
      memcpy(pGroup->zName, zName, nName+1);
      pGroup->nName = nName;







|







525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
    const char *zUri = (flags & SQLITE_OPEN_URI) ? zName : 0;
    /* assign pointers to extra space allocated */
    memset(pGroup, 0, sz);
    pMultiplexOpen->pGroup = pGroup;
    pGroup->bEnabled = -1;
    pGroup->bTruncate = sqlite3_uri_boolean(zUri, "truncate", 
                                   (flags & SQLITE_OPEN_MAIN_DB)==0);
    pGroup->szChunk = (int)sqlite3_uri_int64(zUri, "chunksize",
                                        SQLITE_MULTIPLEX_CHUNK_SIZE);
    pGroup->szChunk = (pGroup->szChunk+0xffff)&~0xffff;
    if( zName ){
      char *p = (char *)&pGroup[1];
      pGroup->zName = p;
      memcpy(pGroup->zName, zName, nName+1);
      pGroup->nName = nName;
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
          ** just disable the multiplexor all togethre.
          */
          rc = pOrigVfs->xAccess(pOrigVfs, pGroup->aReal[1].z,
              SQLITE_ACCESS_EXISTS, &bExists);
          bExists = multiplexSubSize(pGroup, 1, &rc)>0;
          if( rc==SQLITE_OK && bExists  && sz==(sz&0xffff0000) && sz>0
              && sz!=pGroup->szChunk ){
            pGroup->szChunk = sz;
          }else if( rc==SQLITE_OK && !bExists && sz>pGroup->szChunk ){
            pGroup->bEnabled = 0;
          }
        }
      }
    }








|







593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
          ** just disable the multiplexor all togethre.
          */
          rc = pOrigVfs->xAccess(pOrigVfs, pGroup->aReal[1].z,
              SQLITE_ACCESS_EXISTS, &bExists);
          bExists = multiplexSubSize(pGroup, 1, &rc)>0;
          if( rc==SQLITE_OK && bExists  && sz==(sz&0xffff0000) && sz>0
              && sz!=pGroup->szChunk ){
            pGroup->szChunk = (int)sz;
          }else if( rc==SQLITE_OK && !bExists && sz>pGroup->szChunk ){
            pGroup->bEnabled = 0;
          }
        }
      }
    }

Changes to src/test_onefile.c.
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
  sqlite3_file *pFile, 
  const void *zBuf, 
  int iAmt, 
  sqlite_int64 iOfst
){
  tmp_file *pTmp = (tmp_file *)pFile;
  if( (iAmt+iOfst)>pTmp->nAlloc ){
    int nNew = 2*(iAmt+iOfst+pTmp->nAlloc);
    char *zNew = sqlite3_realloc(pTmp->zAlloc, nNew);
    if( !zNew ){
      return SQLITE_NOMEM;
    }
    pTmp->zAlloc = zNew;
    pTmp->nAlloc = nNew;
  }
  memcpy(&pTmp->zAlloc[iOfst], zBuf, iAmt);
  pTmp->nSize = MAX(pTmp->nSize, iOfst+iAmt);
  return SQLITE_OK;
}

/*
** Truncate a tmp-file.
*/
static int tmpTruncate(sqlite3_file *pFile, sqlite_int64 size){
  tmp_file *pTmp = (tmp_file *)pFile;
  pTmp->nSize = MIN(pTmp->nSize, size);
  return SQLITE_OK;
}

/*
** Sync a tmp-file.
*/
static int tmpSync(sqlite3_file *pFile, int flags){







|








|








|







284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
  sqlite3_file *pFile, 
  const void *zBuf, 
  int iAmt, 
  sqlite_int64 iOfst
){
  tmp_file *pTmp = (tmp_file *)pFile;
  if( (iAmt+iOfst)>pTmp->nAlloc ){
    int nNew = (int)(2*(iAmt+iOfst+pTmp->nAlloc));
    char *zNew = sqlite3_realloc(pTmp->zAlloc, nNew);
    if( !zNew ){
      return SQLITE_NOMEM;
    }
    pTmp->zAlloc = zNew;
    pTmp->nAlloc = nNew;
  }
  memcpy(&pTmp->zAlloc[iOfst], zBuf, iAmt);
  pTmp->nSize = (int)MAX(pTmp->nSize, iOfst+iAmt);
  return SQLITE_OK;
}

/*
** Truncate a tmp-file.
*/
static int tmpTruncate(sqlite3_file *pFile, sqlite_int64 size){
  tmp_file *pTmp = (tmp_file *)pFile;
  pTmp->nSize = (int)MIN(pTmp->nSize, size);
  return SQLITE_OK;
}

/*
** Sync a tmp-file.
*/
static int tmpSync(sqlite3_file *pFile, int flags){
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
    rc = SQLITE_IOERR_SHORT_READ;
  }else if( p->eType==DATABASE_FILE ){
    rc = pF->pMethods->xRead(pF, zBuf, iAmt, iOfst+BLOCKSIZE);
  }else{
    /* Journal file. */
    int iRem = iAmt;
    int iBuf = 0;
    int ii = iOfst;
    while( iRem>0 && rc==SQLITE_OK ){
      int iRealOff = pReal->nBlob - BLOCKSIZE*((ii/BLOCKSIZE)+1) + ii%BLOCKSIZE;
      int iRealAmt = MIN(iRem, BLOCKSIZE - (iRealOff%BLOCKSIZE));

      rc = pF->pMethods->xRead(pF, &((char *)zBuf)[iBuf], iRealAmt, iRealOff);
      ii += iRealAmt;
      iBuf += iRealAmt;







|







414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
    rc = SQLITE_IOERR_SHORT_READ;
  }else if( p->eType==DATABASE_FILE ){
    rc = pF->pMethods->xRead(pF, zBuf, iAmt, iOfst+BLOCKSIZE);
  }else{
    /* Journal file. */
    int iRem = iAmt;
    int iBuf = 0;
    int ii = (int)iOfst;
    while( iRem>0 && rc==SQLITE_OK ){
      int iRealOff = pReal->nBlob - BLOCKSIZE*((ii/BLOCKSIZE)+1) + ii%BLOCKSIZE;
      int iRealAmt = MIN(iRem, BLOCKSIZE - (iRealOff%BLOCKSIZE));

      rc = pF->pMethods->xRead(pF, &((char *)zBuf)[iBuf], iRealAmt, iRealOff);
      ii += iRealAmt;
      iBuf += iRealAmt;
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501

  if( p->eType==DATABASE_FILE ){
    if( (iAmt+iOfst+BLOCKSIZE)>(pReal->nBlob-pReal->nJournal) ){
      rc = SQLITE_FULL;
    }else{
      rc = pF->pMethods->xWrite(pF, zBuf, iAmt, iOfst+BLOCKSIZE);
      if( rc==SQLITE_OK ){
        pReal->nDatabase = MAX(pReal->nDatabase, iAmt+iOfst);
      }
    }
  }else{
    /* Journal file. */
    int iRem = iAmt;
    int iBuf = 0;
    int ii = iOfst;
    while( iRem>0 && rc==SQLITE_OK ){
      int iRealOff = pReal->nBlob - BLOCKSIZE*((ii/BLOCKSIZE)+1) + ii%BLOCKSIZE;
      int iRealAmt = MIN(iRem, BLOCKSIZE - (iRealOff%BLOCKSIZE));

      if( iRealOff<(pReal->nDatabase+BLOCKSIZE) ){
        rc = SQLITE_FULL;
      }else{
        rc = pF->pMethods->xWrite(pF, &((char *)zBuf)[iBuf], iRealAmt,iRealOff);
        ii += iRealAmt;
        iBuf += iRealAmt;
        iRem -= iRealAmt;
      }
    }
    if( rc==SQLITE_OK ){
      pReal->nJournal = MAX(pReal->nJournal, iAmt+iOfst);
    }
  }

  return rc;
}

/*
** Truncate an fs-file.
*/
static int fsTruncate(sqlite3_file *pFile, sqlite_int64 size){
  fs_file *p = (fs_file *)pFile;
  fs_real_file *pReal = p->pReal;
  if( p->eType==DATABASE_FILE ){
    pReal->nDatabase = MIN(pReal->nDatabase, size);
  }else{
    pReal->nJournal = MIN(pReal->nJournal, size);
  }
  return SQLITE_OK;
}

/*
** Sync an fs-file.
*/







|






|














|













|

|







449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501

  if( p->eType==DATABASE_FILE ){
    if( (iAmt+iOfst+BLOCKSIZE)>(pReal->nBlob-pReal->nJournal) ){
      rc = SQLITE_FULL;
    }else{
      rc = pF->pMethods->xWrite(pF, zBuf, iAmt, iOfst+BLOCKSIZE);
      if( rc==SQLITE_OK ){
        pReal->nDatabase = (int)MAX(pReal->nDatabase, iAmt+iOfst);
      }
    }
  }else{
    /* Journal file. */
    int iRem = iAmt;
    int iBuf = 0;
    int ii = (int)iOfst;
    while( iRem>0 && rc==SQLITE_OK ){
      int iRealOff = pReal->nBlob - BLOCKSIZE*((ii/BLOCKSIZE)+1) + ii%BLOCKSIZE;
      int iRealAmt = MIN(iRem, BLOCKSIZE - (iRealOff%BLOCKSIZE));

      if( iRealOff<(pReal->nDatabase+BLOCKSIZE) ){
        rc = SQLITE_FULL;
      }else{
        rc = pF->pMethods->xWrite(pF, &((char *)zBuf)[iBuf], iRealAmt,iRealOff);
        ii += iRealAmt;
        iBuf += iRealAmt;
        iRem -= iRealAmt;
      }
    }
    if( rc==SQLITE_OK ){
      pReal->nJournal = (int)MAX(pReal->nJournal, iAmt+iOfst);
    }
  }

  return rc;
}

/*
** Truncate an fs-file.
*/
static int fsTruncate(sqlite3_file *pFile, sqlite_int64 size){
  fs_file *p = (fs_file *)pFile;
  fs_real_file *pReal = p->pReal;
  if( p->eType==DATABASE_FILE ){
    pReal->nDatabase = (int)MIN(pReal->nDatabase, size);
  }else{
    pReal->nJournal = (int)MIN(pReal->nJournal, size);
  }
  return SQLITE_OK;
}

/*
** Sync an fs-file.
*/
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
      goto open_out;
    }
    if( size==0 ){
      rc = pRealFile->pMethods->xWrite(pRealFile, "\0", 1, BLOBSIZE-1);
      pReal->nBlob = BLOBSIZE;
    }else{
      unsigned char zS[4];
      pReal->nBlob = size;
      rc = pRealFile->pMethods->xRead(pRealFile, zS, 4, 0);
      pReal->nDatabase = (zS[0]<<24)+(zS[1]<<16)+(zS[2]<<8)+zS[3];
      if( rc==SQLITE_OK ){
        rc = pRealFile->pMethods->xRead(pRealFile, zS, 4, pReal->nBlob-4);
        if( zS[0] || zS[1] || zS[2] || zS[3] ){
          pReal->nJournal = pReal->nBlob;
        }







|







637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
      goto open_out;
    }
    if( size==0 ){
      rc = pRealFile->pMethods->xWrite(pRealFile, "\0", 1, BLOBSIZE-1);
      pReal->nBlob = BLOBSIZE;
    }else{
      unsigned char zS[4];
      pReal->nBlob = (int)size;
      rc = pRealFile->pMethods->xRead(pRealFile, zS, 4, 0);
      pReal->nDatabase = (zS[0]<<24)+(zS[1]<<16)+(zS[2]<<8)+zS[3];
      if( rc==SQLITE_OK ){
        rc = pRealFile->pMethods->xRead(pRealFile, zS, 4, pReal->nBlob-4);
        if( zS[0] || zS[1] || zS[2] || zS[3] ){
          pReal->nJournal = pReal->nBlob;
        }
Changes to src/test_osinst.c.
238
239
240
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}
#else
static sqlite3_uint64 vfslog_time(){
  return 0;
}
#endif

static void vfslog_call(sqlite3_vfs *, int, int, int, int, int, int);
static void vfslog_string(sqlite3_vfs *, const char *);

/*
** Close an vfslog-file.
*/
static int vfslogClose(sqlite3_file *pFile){
  sqlite3_uint64 t;







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}
#else
static sqlite3_uint64 vfslog_time(){
  return 0;
}
#endif

static void vfslog_call(sqlite3_vfs *, int, int, sqlite3_int64, int, int, int);
static void vfslog_string(sqlite3_vfs *, const char *);

/*
** Close an vfslog-file.
*/
static int vfslogClose(sqlite3_file *pFile){
  sqlite3_uint64 t;
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  p[3] = v;
}

static void vfslog_call(
  sqlite3_vfs *pVfs,
  int eEvent,
  int iFileid,
  int nClick,
  int return_code,
  int size,
  int offset
){
  VfslogVfs *p = (VfslogVfs *)pVfs;
  unsigned char *zRec;
  if( (24+p->nBuf)>sizeof(p->aBuf) ){
    vfslog_flush(p);
  }
  zRec = (unsigned char *)&p->aBuf[p->nBuf];
  put32bits(&zRec[0], eEvent);
  put32bits(&zRec[4], iFileid);
  put32bits(&zRec[8], nClick);
  put32bits(&zRec[12], return_code);
  put32bits(&zRec[16], size);
  put32bits(&zRec[20], offset);
  p->nBuf += 24;
}

static void vfslog_string(sqlite3_vfs *pVfs, const char *zStr){







|












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  p[3] = v;
}

static void vfslog_call(
  sqlite3_vfs *pVfs,
  int eEvent,
  int iFileid,
  sqlite3_int64 nClick,
  int return_code,
  int size,
  int offset
){
  VfslogVfs *p = (VfslogVfs *)pVfs;
  unsigned char *zRec;
  if( (24+p->nBuf)>sizeof(p->aBuf) ){
    vfslog_flush(p);
  }
  zRec = (unsigned char *)&p->aBuf[p->nBuf];
  put32bits(&zRec[0], eEvent);
  put32bits(&zRec[4], iFileid);
  put32bits(&zRec[8], (unsigned int)(nClick&0xffff));
  put32bits(&zRec[12], return_code);
  put32bits(&zRec[16], size);
  put32bits(&zRec[20], offset);
  p->nBuf += 24;
}

static void vfslog_string(sqlite3_vfs *pVfs, const char *zStr){
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  switch( i ){
    case 0: {
      sqlite3_result_text(ctx, vfslog_eventname(val), -1, SQLITE_STATIC);
      break;
    }
    case 1: {
      char *zStr = pCsr->zTransient;
      if( val!=0 && val<pCsr->nFile ){
        zStr = pCsr->azFile[val];
      }
      sqlite3_result_text(ctx, zStr, -1, SQLITE_TRANSIENT);
      break;
    }
    default:
      sqlite3_result_int(ctx, val);







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  switch( i ){
    case 0: {
      sqlite3_result_text(ctx, vfslog_eventname(val), -1, SQLITE_STATIC);
      break;
    }
    case 1: {
      char *zStr = pCsr->zTransient;
      if( val!=0 && val<(unsigned)pCsr->nFile ){
        zStr = pCsr->azFile[val];
      }
      sqlite3_result_text(ctx, zStr, -1, SQLITE_TRANSIENT);
      break;
    }
    default:
      sqlite3_result_int(ctx, val);
Changes to src/test_quota.c.
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    if( szNew>pGroup->iLimit && pGroup->iLimit>0 ){
      if( pGroup->xCallback ){
        pGroup->xCallback(pFile->zFilename, &pGroup->iLimit, szNew, 
                          pGroup->pArg);
      }
      if( szNew>pGroup->iLimit && pGroup->iLimit>0 ){
        iEnd = pGroup->iLimit - pGroup->iSize + pFile->iSize;
        nmemb = (iEnd - iOfst)/size;
        iEnd = iOfst + size*nmemb;
        szNew = pGroup->iSize - pFile->iSize + iEnd;
      }
    }
    pGroup->iSize = szNew;
    pFile->iSize = iEnd;
    quotaLeave();







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    if( szNew>pGroup->iLimit && pGroup->iLimit>0 ){
      if( pGroup->xCallback ){
        pGroup->xCallback(pFile->zFilename, &pGroup->iLimit, szNew, 
                          pGroup->pArg);
      }
      if( szNew>pGroup->iLimit && pGroup->iLimit>0 ){
        iEnd = pGroup->iLimit - pGroup->iSize + pFile->iSize;
        nmemb = (size_t)((iEnd - iOfst)/size);
        iEnd = iOfst + size*nmemb;
        szNew = pGroup->iSize - pFile->iSize + iEnd;
      }
    }
    pGroup->iSize = szNew;
    pFile->iSize = iEnd;
    quotaLeave();
Changes to src/test_stat.c.
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        u32 nPayload;             /* Bytes of payload total (local+overflow) */
        int nLocal;               /* Bytes of payload stored locally */
        iOff += getVarint32(&aData[iOff], nPayload);
        if( p->flags==0x0D ){
          u64 dummy;
          iOff += sqlite3GetVarint(&aData[iOff], &dummy);
        }
        if( nPayload>p->nMxPayload ) p->nMxPayload = nPayload;
        getLocalPayload(nUsable, p->flags, nPayload, &nLocal);
        pCell->nLocal = nLocal;

        assert( nPayload>=nLocal );
        assert( nLocal<=(nUsable-35) );
        if( nPayload>nLocal ){
          int j;
          int nOvfl = ((nPayload - nLocal) + nUsable-4 - 1) / (nUsable - 4);
          pCell->nLastOvfl = (nPayload-nLocal) - (nOvfl-1) * (nUsable-4);
          pCell->nOvfl = nOvfl;
          pCell->aOvfl = sqlite3_malloc(sizeof(u32)*nOvfl);
          pCell->aOvfl[0] = sqlite3Get4byte(&aData[iOff+nLocal]);
          for(j=1; j<nOvfl; j++){







|


>


|







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        u32 nPayload;             /* Bytes of payload total (local+overflow) */
        int nLocal;               /* Bytes of payload stored locally */
        iOff += getVarint32(&aData[iOff], nPayload);
        if( p->flags==0x0D ){
          u64 dummy;
          iOff += sqlite3GetVarint(&aData[iOff], &dummy);
        }
        if( nPayload>(u32)p->nMxPayload ) p->nMxPayload = nPayload;
        getLocalPayload(nUsable, p->flags, nPayload, &nLocal);
        pCell->nLocal = nLocal;
        assert( nLocal>=0 );
        assert( nPayload>=nLocal );
        assert( nLocal<=(nUsable-35) );
        if( nPayload>(u32)nLocal ){
          int j;
          int nOvfl = ((nPayload - nLocal) + nUsable-4 - 1) / (nUsable - 4);
          pCell->nLastOvfl = (nPayload-nLocal) - (nOvfl-1) * (nUsable-4);
          pCell->nOvfl = nOvfl;
          pCell->aOvfl = sqlite3_malloc(sizeof(u32)*nOvfl);
          pCell->aOvfl[0] = sqlite3Get4byte(&aData[iOff+nLocal]);
          for(j=1; j<nOvfl; j++){
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  /* If connected to a ZIPVFS backend, override the page size and
  ** offset with actual values obtained from ZIPVFS.
  */
  fd = sqlite3PagerFile(pPager);
  x[0] = pCsr->iPageno;
  if( sqlite3OsFileControl(fd, 230440, &x)==SQLITE_OK ){
    pCsr->iOffset = x[0];
    pCsr->szPage = x[1];
  }
}

/*
** Move a statvfs cursor to the next entry in the file.
*/
static int statNext(sqlite3_vtab_cursor *pCursor){







|







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  /* If connected to a ZIPVFS backend, override the page size and
  ** offset with actual values obtained from ZIPVFS.
  */
  fd = sqlite3PagerFile(pPager);
  x[0] = pCsr->iPageno;
  if( sqlite3OsFileControl(fd, 230440, &x)==SQLITE_OK ){
    pCsr->iOffset = x[0];
    pCsr->szPage = (int)x[1];
  }
}

/*
** Move a statvfs cursor to the next entry in the file.
*/
static int statNext(sqlite3_vtab_cursor *pCursor){
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  sqlite3_free(pCsr->zPath);
  pCsr->zPath = 0;

  if( pCsr->aPage[0].pPg==0 ){
    rc = sqlite3_step(pCsr->pStmt);
    if( rc==SQLITE_ROW ){
      int nPage;
      u32 iRoot = sqlite3_column_int64(pCsr->pStmt, 1);
      sqlite3PagerPagecount(pPager, &nPage);
      if( nPage==0 ){
        pCsr->isEof = 1;
        return sqlite3_reset(pCsr->pStmt);
      }
      rc = sqlite3PagerGet(pPager, iRoot, &pCsr->aPage[0].pPg);
      pCsr->aPage[0].iPgno = iRoot;







|







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  sqlite3_free(pCsr->zPath);
  pCsr->zPath = 0;

  if( pCsr->aPage[0].pPg==0 ){
    rc = sqlite3_step(pCsr->pStmt);
    if( rc==SQLITE_ROW ){
      int nPage;
      u32 iRoot = (u32)sqlite3_column_int64(pCsr->pStmt, 1);
      sqlite3PagerPagecount(pPager, &nPage);
      if( nPage==0 ){
        pCsr->isEof = 1;
        return sqlite3_reset(pCsr->pStmt);
      }
      rc = sqlite3PagerGet(pPager, iRoot, &pCsr->aPage[0].pPg);
      pCsr->aPage[0].iPgno = iRoot;
Changes to src/test_wholenumber.c.
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#ifndef SQLITE_OMIT_VIRTUALTABLE


/* A wholenumber cursor object */
typedef struct wholenumber_cursor wholenumber_cursor;
struct wholenumber_cursor {
  sqlite3_vtab_cursor base;  /* Base class - must be first */
  unsigned iValue;           /* Current value */
  unsigned mxValue;          /* Maximum value */
};

/* Methods for the wholenumber module */
static int wholenumberConnect(
  sqlite3 *db,
  void *pAux,
  int argc, const char *const*argv,







|
|







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#ifndef SQLITE_OMIT_VIRTUALTABLE


/* A wholenumber cursor object */
typedef struct wholenumber_cursor wholenumber_cursor;
struct wholenumber_cursor {
  sqlite3_vtab_cursor base;  /* Base class - must be first */
  sqlite3_int64 iValue;      /* Current value */
  sqlite3_int64 mxValue;     /* Maximum value */
};

/* Methods for the wholenumber module */
static int wholenumberConnect(
  sqlite3 *db,
  void *pAux,
  int argc, const char *const*argv,