System.Data.SQLite
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Overview
Comment:Add UnbindAllFunctions method to the SQLiteConnection class.
Downloads: Tarball | ZIP archive | SQL archive
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1: 7d103d8fd54696311c949f1c4585d01545adad64
User & Date: mistachkin 2015-07-17 20:37:22
Context
2015-07-21
22:54
Add full support for Visual Studio 2015 and the .NET Framework 4.6. check-in: 52f2ca84c7 user: mistachkin tags: trunk
2015-07-20
17:27
Initial updates to support Visual Studio 2015. check-in: d3a5e943d5 user: mistachkin tags: vs2015
2015-07-17
20:37
Add UnbindAllFunctions method to the SQLiteConnection class. check-in: 7d103d8fd5 user: mistachkin tags: trunk
02:46
Update Trace.WriteLine calls for consistency. Revise when calls to UnbindFunctions are made. check-in: 7c3cad7da2 user: mistachkin tags: trunk
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Changes to Doc/Extra/Provider/version.html.

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      <li>Change the base type for the SQLiteConnectionFlags enumeration to long integer.&nbsp;<b>** Potentially Incompatible Change **</b></li>
      <li>Add extended return codes to the SQLiteErrorCode enumeration. Pursuant to <a href="https://system.data.sqlite.org/index.html/info/71bedaca19">[71bedaca19]</a>.&nbsp;<b>** Potentially Incompatible Change **</b></li>
      <li>Improve exception handling in all native callbacks implemented in the SQLiteConnection class.</li>
      <li>Add Progress event and ProgressOps connection string property to enable raising progress events during long-running queries.</li>
      <li>Add NoDefaultFlags connection string property to prevent the default connection flags from being used. Pursuant to <a href="https://system.data.sqlite.org/index.html/info/964063da16">[964063da16]</a>.</li>
      <li>Add VfsName connection string property to allow a non-default VFS to be used by the SQLite core library.</li>
      <li>Add BusyTimeout connection string property to set the busy timeout to be used by the SQLite core library.</li>
      <li>Add UnbindFunction method to the SQLiteConnection class.</li>
      <li>Enable integration with the <a href="http://www.hwaci.com/sw/sqlite/zipvfs.html">ZipVFS</a> extension.</li>
    </ul>
    <p><b>1.0.97.0 - May 26, 2015</b></p>
    <ul>
      <li>Updated to <a href="https://www.sqlite.org/releaselog/3_8_10_2.html">SQLite 3.8.10.2</a>.</li>
      <li>Updated to <a href="https://www.nuget.org/packages/EntityFramework/6.1.3">Entity Framework 6.1.3</a>.</li>
      <li>Improve ADO.NET conformance of the SQLiteDataReader.RecordsAffected property. Fix for <a href="https://system.data.sqlite.org/index.html/info/74542e702e">[74542e702e]</a>.&nbsp;<b>** Potentially Incompatible Change **</b></li>







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      <li>Change the base type for the SQLiteConnectionFlags enumeration to long integer.&nbsp;<b>** Potentially Incompatible Change **</b></li>
      <li>Add extended return codes to the SQLiteErrorCode enumeration. Pursuant to <a href="https://system.data.sqlite.org/index.html/info/71bedaca19">[71bedaca19]</a>.&nbsp;<b>** Potentially Incompatible Change **</b></li>
      <li>Improve exception handling in all native callbacks implemented in the SQLiteConnection class.</li>
      <li>Add Progress event and ProgressOps connection string property to enable raising progress events during long-running queries.</li>
      <li>Add NoDefaultFlags connection string property to prevent the default connection flags from being used. Pursuant to <a href="https://system.data.sqlite.org/index.html/info/964063da16">[964063da16]</a>.</li>
      <li>Add VfsName connection string property to allow a non-default VFS to be used by the SQLite core library.</li>
      <li>Add BusyTimeout connection string property to set the busy timeout to be used by the SQLite core library.</li>
      <li>Add UnbindFunction and UnbindAllFunctions methods to the SQLiteConnection class.</li>
      <li>Enable integration with the <a href="http://www.hwaci.com/sw/sqlite/zipvfs.html">ZipVFS</a> extension.</li>
    </ul>
    <p><b>1.0.97.0 - May 26, 2015</b></p>
    <ul>
      <li>Updated to <a href="https://www.sqlite.org/releaselog/3_8_10_2.html">SQLite 3.8.10.2</a>.</li>
      <li>Updated to <a href="https://www.nuget.org/packages/EntityFramework/6.1.3">Entity Framework 6.1.3</a>.</li>
      <li>Improve ADO.NET conformance of the SQLiteDataReader.RecordsAffected property. Fix for <a href="https://system.data.sqlite.org/index.html/info/74542e702e">[74542e702e]</a>.&nbsp;<b>** Potentially Incompatible Change **</b></li>

Changes to System.Data.SQLite/SQLite3.cs.

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          if (_usePool)
          {
              if (SQLiteBase.ResetConnection(_sql, _sql, canThrow))
              {
                  if (unbindFunctions)
                  {
                      if (SQLiteFunction.UnbindFunctions(this, _flags, false))
                      {
#if !NET_COMPACT_20 && TRACE_CONNECTION
                          Trace.WriteLine(String.Format(
                              CultureInfo.CurrentCulture,
                              "UnbindFunctions (Pool) Success: {0}",
                              HandleToString()));
#endif
................................................................................
              }
#endif
          }
          else
          {
              if (unbindFunctions)
              {
                  if (SQLiteFunction.UnbindFunctions(this, _flags, false))
                  {
#if !NET_COMPACT_20 && TRACE_CONNECTION
                      Trace.WriteLine(String.Format(
                          CultureInfo.CurrentCulture,
                          "UnbindFunctions Success: {0}",
                          HandleToString()));
#endif







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          if (_usePool)
          {
              if (SQLiteBase.ResetConnection(_sql, _sql, canThrow))
              {
                  if (unbindFunctions)
                  {
                      if (SQLiteFunction.UnbindAllFunctions(this, _flags, false))
                      {
#if !NET_COMPACT_20 && TRACE_CONNECTION
                          Trace.WriteLine(String.Format(
                              CultureInfo.CurrentCulture,
                              "UnbindFunctions (Pool) Success: {0}",
                              HandleToString()));
#endif
................................................................................
              }
#endif
          }
          else
          {
              if (unbindFunctions)
              {
                  if (SQLiteFunction.UnbindAllFunctions(this, _flags, false))
                  {
#if !NET_COMPACT_20 && TRACE_CONNECTION
                      Trace.WriteLine(String.Format(
                          CultureInfo.CurrentCulture,
                          "UnbindFunctions Success: {0}",
                          HandleToString()));
#endif

Changes to System.Data.SQLite/SQLiteConnection.cs.

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        if (_sql == null)
            throw new InvalidOperationException(
                "Database connection not valid for unbinding functions.");

        return _sql.UnbindFunction(functionAttribute, _flags);
    }



























    ///////////////////////////////////////////////////////////////////////////////////////////////

    [Conditional("CHECK_STATE")]
    internal static void Check(SQLiteConnection connection)
    {
        if (connection == null)







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        if (_sql == null)
            throw new InvalidOperationException(
                "Database connection not valid for unbinding functions.");

        return _sql.UnbindFunction(functionAttribute, _flags);
    }

    ///////////////////////////////////////////////////////////////////////////////////////////////

    /// <summary>
    /// This method unbinds all registered (known) functions -OR- all previously
    /// bound user-defined functions from this connection.
    /// </summary>
    /// <param name="registered">
    /// Non-zero to unbind all registered (known) functions -OR- zero to unbind
    /// all functions currently bound to the connection.
    /// </param>
    /// <returns>
    /// Non-zero if all the specified user-defined functions were unbound.
    /// </returns>
    public bool UnbindAllFunctions(
        bool registered
        )
    {
        CheckDisposed();

        if (_sql == null)
            throw new InvalidOperationException(
                "Database connection not valid for unbinding functions.");

        return SQLiteFunction.UnbindAllFunctions(_sql, _flags, registered);
    }

    ///////////////////////////////////////////////////////////////////////////////////////////////

    [Conditional("CHECK_STATE")]
    internal static void Check(SQLiteConnection connection)
    {
        if (connection == null)

Changes to System.Data.SQLite/SQLiteFunction.cs.

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    /// <summary>
    /// Current context of the current callback.  Only valid during a callback
    /// </summary>
    internal IntPtr _context;

    /// <summary>
    /// This static dictionary contains all the user-defined functions declared
    /// using the proper attributes.  The contained dictionary values are always
    /// null and are not currently used.
    /// </summary>
    private static IDictionary<SQLiteFunctionAttribute, object> _registeredFunctions;

    /// <summary>
    /// Internal constructor, initializes the function's internal variables.
    /// </summary>
    protected SQLiteFunction()
................................................................................
          at.InstanceType = typ;
          _registeredFunctions.Add(at, null);
        }
      }
    }

    /// <summary>
    /// Called by SQLiteBase derived classes, this function binds all registered user-defined functions to a connection.
    /// It is done this way so that all user-defined functions will access the database using the same encoding scheme
    /// as the connection (UTF-8 or UTF-16).
    /// </summary>
    /// <remarks>
    /// The wrapper functions that interop with SQLite will create a unique cookie value, which internally is a pointer to
    /// all the wrapped callback functions.  The interop function uses it to map CDecl callbacks to StdCall callbacks.
    /// </remarks>
................................................................................
            lFunctions[pr] = f;
        }

        return lFunctions;
    }

    /// <summary>
    /// Called by SQLiteBase derived classes, this function unbinds all previously bound
    /// user-defined functions from a connection.
    /// </summary>
    /// <param name="sqlbase">The base object from which the functions are to be unbound.</param>
    /// <param name="flags">The flags associated with the parent connection object.</param>
    /// <param name="registered">
    /// Non-zero to unbind all registered (known) functions -OR- zero to unbind all functions
    /// currently bound to the connection.
    /// </param>
    /// <returns>Non-zero if all previously bound user-defined functions were unbound.</returns>
    internal static bool UnbindFunctions(
        SQLiteBase sqlbase,
        SQLiteConnectionFlags flags,
        bool registered
        )
    {
        if (sqlbase == null)
            return false;







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    /// <summary>
    /// Current context of the current callback.  Only valid during a callback
    /// </summary>
    internal IntPtr _context;

    /// <summary>
    /// This static dictionary contains all the registered (known) user-defined
    /// functions declared using the proper attributes.  The contained dictionary
    /// values are always null and are not currently used.
    /// </summary>
    private static IDictionary<SQLiteFunctionAttribute, object> _registeredFunctions;

    /// <summary>
    /// Internal constructor, initializes the function's internal variables.
    /// </summary>
    protected SQLiteFunction()
................................................................................
          at.InstanceType = typ;
          _registeredFunctions.Add(at, null);
        }
      }
    }

    /// <summary>
    /// Called by the SQLiteBase derived classes, this method binds all registered (known) user-defined functions to a connection.
    /// It is done this way so that all user-defined functions will access the database using the same encoding scheme
    /// as the connection (UTF-8 or UTF-16).
    /// </summary>
    /// <remarks>
    /// The wrapper functions that interop with SQLite will create a unique cookie value, which internally is a pointer to
    /// all the wrapped callback functions.  The interop function uses it to map CDecl callbacks to StdCall callbacks.
    /// </remarks>
................................................................................
            lFunctions[pr] = f;
        }

        return lFunctions;
    }

    /// <summary>
    /// Called by the SQLiteBase derived classes, this method unbinds all registered (known)
    /// functions -OR- all previously bound user-defined functions from a connection.
    /// </summary>
    /// <param name="sqlbase">The base object from which the functions are to be unbound.</param>
    /// <param name="flags">The flags associated with the parent connection object.</param>
    /// <param name="registered">
    /// Non-zero to unbind all registered (known) functions -OR- zero to unbind all functions
    /// currently bound to the connection.
    /// </param>
    /// <returns>Non-zero if all the specified user-defined functions were unbound.</returns>
    internal static bool UnbindAllFunctions(
        SQLiteBase sqlbase,
        SQLiteConnectionFlags flags,
        bool registered
        )
    {
        if (sqlbase == null)
            return false;

Changes to readme.htm.

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    <li>Change the base type for the SQLiteConnectionFlags enumeration to long integer.&nbsp;<b>** Potentially Incompatible Change **</b></li>
    <li>Add extended return codes to the SQLiteErrorCode enumeration. Pursuant to [71bedaca19].&nbsp;<b>** Potentially Incompatible Change **</b></li>
    <li>Improve exception handling in all native callbacks implemented in the SQLiteConnection class.</li>
    <li>Add Progress event and ProgressOps connection string property to enable raising progress events during long-running queries.</li>
    <li>Add NoDefaultFlags connection string property to prevent the default connection flags from being used. Pursuant to [964063da16].</li>
    <li>Add VfsName connection string property to allow a non-default VFS to be used by the SQLite core library.</li>
    <li>Add BusyTimeout connection string property to set the busy timeout to be used by the SQLite core library.</li>
    <li>Add UnbindFunction method to the SQLiteConnection class.</li>
    <li>Enable integration with the <a href="http://www.hwaci.com/sw/sqlite/zipvfs.html">ZipVFS</a> extension.</li>
</ul>
<p>
    <b>1.0.97.0 - May 26, 2015</b>
</p>
<ul>
    <li>Updated to <a href="https://www.sqlite.org/releaselog/3_8_10_2.html">SQLite 3.8.10.2</a>.</li>







|







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    <li>Change the base type for the SQLiteConnectionFlags enumeration to long integer.&nbsp;<b>** Potentially Incompatible Change **</b></li>
    <li>Add extended return codes to the SQLiteErrorCode enumeration. Pursuant to [71bedaca19].&nbsp;<b>** Potentially Incompatible Change **</b></li>
    <li>Improve exception handling in all native callbacks implemented in the SQLiteConnection class.</li>
    <li>Add Progress event and ProgressOps connection string property to enable raising progress events during long-running queries.</li>
    <li>Add NoDefaultFlags connection string property to prevent the default connection flags from being used. Pursuant to [964063da16].</li>
    <li>Add VfsName connection string property to allow a non-default VFS to be used by the SQLite core library.</li>
    <li>Add BusyTimeout connection string property to set the busy timeout to be used by the SQLite core library.</li>
    <li>Add UnbindFunction and UnbindAllFunctions methods to the SQLiteConnection class.</li>
    <li>Enable integration with the <a href="http://www.hwaci.com/sw/sqlite/zipvfs.html">ZipVFS</a> extension.</li>
</ul>
<p>
    <b>1.0.97.0 - May 26, 2015</b>
</p>
<ul>
    <li>Updated to <a href="https://www.sqlite.org/releaselog/3_8_10_2.html">SQLite 3.8.10.2</a>.</li>

Changes to www/news.wiki.

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    <li>Change the base type for the SQLiteConnectionFlags enumeration to long integer.&nbsp;<b>** Potentially Incompatible Change **</b></li>
    <li>Add extended return codes to the SQLiteErrorCode enumeration. Pursuant to [71bedaca19].&nbsp;<b>** Potentially Incompatible Change **</b></li>
    <li>Improve exception handling in all native callbacks implemented in the SQLiteConnection class.</li>
    <li>Add Progress event and ProgressOps connection string property to enable raising progress events during long-running queries.</li>
    <li>Add NoDefaultFlags connection string property to prevent the default connection flags from being used. Pursuant to [964063da16].</li>
    <li>Add VfsName connection string property to allow a non-default VFS to be used by the SQLite core library.</li>
    <li>Add BusyTimeout connection string property to set the busy timeout to be used by the SQLite core library.</li>
    <li>Add UnbindFunction method to the SQLiteConnection class.</li>
    <li>Enable integration with the [http://www.hwaci.com/sw/sqlite/zipvfs.html|ZipVFS] extension.</li>
</ul>
<p>
    <b>1.0.97.0 - May 26, 2015</b>
</p>
<ul>
    <li>Updated to [https://www.sqlite.org/releaselog/3_8_10_2.html|SQLite 3.8.10.2].</li>







|







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    <li>Change the base type for the SQLiteConnectionFlags enumeration to long integer.&nbsp;<b>** Potentially Incompatible Change **</b></li>
    <li>Add extended return codes to the SQLiteErrorCode enumeration. Pursuant to [71bedaca19].&nbsp;<b>** Potentially Incompatible Change **</b></li>
    <li>Improve exception handling in all native callbacks implemented in the SQLiteConnection class.</li>
    <li>Add Progress event and ProgressOps connection string property to enable raising progress events during long-running queries.</li>
    <li>Add NoDefaultFlags connection string property to prevent the default connection flags from being used. Pursuant to [964063da16].</li>
    <li>Add VfsName connection string property to allow a non-default VFS to be used by the SQLite core library.</li>
    <li>Add BusyTimeout connection string property to set the busy timeout to be used by the SQLite core library.</li>
    <li>Add UnbindFunction and UnbindAllFunctions methods to the SQLiteConnection class.</li>
    <li>Enable integration with the [http://www.hwaci.com/sw/sqlite/zipvfs.html|ZipVFS] extension.</li>
</ul>
<p>
    <b>1.0.97.0 - May 26, 2015</b>
</p>
<ul>
    <li>Updated to [https://www.sqlite.org/releaselog/3_8_10_2.html|SQLite 3.8.10.2].</li>