System.Data.SQLite
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Overview
Comment:Add new error codes from the SQLite core library.
Downloads: Tarball | ZIP archive | SQL archive
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1: 3e8430b58bbb284bf07ecd0a6ce74a482cc0e59d
User & Date: mistachkin 2018-02-08 00:38:11
Context
2018-02-08
00:43
Add 'interopError' function to the SQLite interop assembly. check-in: afeca954f4 user: mistachkin tags: trunk
00:38
Add new error codes from the SQLite core library. check-in: 3e8430b58b user: mistachkin tags: trunk
00:34
Add a comment. check-in: 4333bfc7db user: mistachkin tags: trunk
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

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

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  public sealed class SQLiteException : DbException, ISerializable
#else
  public sealed class SQLiteException : Exception
#endif
  {
    private SQLiteErrorCode _errorCode;



#if !PLATFORM_COMPACTFRAMEWORK
    /// <summary>
    /// Private constructor for use with serialization.
    /// </summary>
    /// <param name="info">
    /// Holds the serialized object data about the exception being thrown.
    /// </param>
................................................................................
    /// </param>
    private SQLiteException(SerializationInfo info, StreamingContext context)
      : base(info, context)
    {
      _errorCode = (SQLiteErrorCode)info.GetInt32("errorCode");
    }
#endif



    /// <summary>
    /// Public constructor for generating a SQLite exception given the error
    /// code and message.
    /// </summary>
    /// <param name="errorCode">
    /// The SQLite return code to report.
................................................................................
    /// </param>
    public SQLiteException(SQLiteErrorCode errorCode, string message)
      : base(GetStockErrorMessage(errorCode, message))
    {
      _errorCode = errorCode;
    }



    /// <summary>
    /// Public constructor that uses the base class constructor for the error
    /// message.
    /// </summary>
    /// <param name="message">Error message text.</param>
    public SQLiteException(string message)
      : this(SQLiteErrorCode.Unknown, message)
    {
    }



    /// <summary>
    /// Public constructor that uses the default base class constructor.
    /// </summary>
    public SQLiteException()
    {
    }



    /// <summary>
    /// Public constructor that uses the base class constructor for the error
    /// message and inner exception.
    /// </summary>
    /// <param name="message">Error message text.</param>
    /// <param name="innerException">The original (inner) exception.</param>
    public SQLiteException(string message, Exception innerException)
      : base(message, innerException)
    {
    }



#if !PLATFORM_COMPACTFRAMEWORK
    /// <summary>
    /// Adds extra information to the serialized object data specific to this
    /// class type.  This is only used for serialization.
    /// </summary>
    /// <param name="info">
................................................................................
      if (info != null)
        info.AddValue("errorCode", _errorCode);

      base.GetObjectData(info, context);
    }
#endif



    /// <summary>
    /// Gets the associated SQLite result code for this exception as a
    /// <see cref="SQLiteErrorCode" />.  This property returns the same
    /// underlying value as the <see cref="ErrorCode" /> property.
    /// </summary>
    public SQLiteErrorCode ResultCode
    {
      get { return _errorCode; }
    }



    /// <summary>
    /// Gets the associated SQLite return code for this exception as an
    /// <see cref="Int32" />.  For desktop versions of the .NET Framework,
    /// this property overrides the property of the same name within the
    /// <see cref="System.Runtime.InteropServices.ExternalException" />
    /// class.  This property returns the same underlying value as the
................................................................................
    public override int ErrorCode
#else
    public int ErrorCode
#endif
    {
      get { return (int)_errorCode; }
    }



    /// <summary>
    /// Returns the error message for the specified SQLite return code.
    /// </summary>
    /// <param name="errorCode">The SQLite return code.</param>
    /// <returns>The error message or null if it cannot be found.</returns>
    private static string GetErrorString(
................................................................................

        return typeof(SQLite3).InvokeMember("GetErrorString",
            flags, null, null, new object[] { errorCode }) as string;
#else
        return SQLite3.GetErrorString(errorCode);
#endif
    }



    /// <summary>
    /// Returns the composite error message based on the SQLite return code
    /// and the optional detailed error message.
    /// </summary>
    /// <param name="errorCode">The SQLite return code.</param>
    /// <param name="message">Optional detailed error message.</param>
................................................................................
  /// SQLite error codes.  Actually, this enumeration represents a return code,
  /// which may also indicate success in one of several ways (e.g. SQLITE_OK,
  /// SQLITE_ROW, and SQLITE_DONE).  Therefore, the name of this enumeration is
  /// something of a misnomer.
  /// </summary>
  public enum SQLiteErrorCode
  {
    /// <summary>
    /// The error code is unknown.  This error code
    /// is only used by the managed wrapper itself.
    /// </summary>
    Unknown = -1,
    /// <summary>
    /// Successful result
    /// </summary>
    Ok /* 0 */,
    /// <summary>
    /// SQL error or missing database
    /// </summary>
    Error /* 1 */,
    /// <summary>
    /// Internal logic error in SQLite
    /// </summary>
    Internal /* 2 */,
    /// <summary>
    /// Access permission denied
    /// </summary>
    Perm /* 3 */,
    /// <summary>
    /// Callback routine requested an abort
    /// </summary>
    Abort /* 4 */,
    /// <summary>
    /// The database file is locked
    /// </summary>
    Busy /* 5 */,
    /// <summary>
    /// A table in the database is locked
    /// </summary>
    Locked /* 6 */,
    /// <summary>
    /// A malloc() failed
    /// </summary>
    NoMem /* 7 */,
    /// <summary>
    /// Attempt to write a readonly database
    /// </summary>
    ReadOnly /* 8 */,
    /// <summary>
    /// Operation terminated by sqlite3_interrupt()
    /// </summary>
    Interrupt /* 9 */,
    /// <summary>
    /// Some kind of disk I/O error occurred
    /// </summary>
    IoErr /* 10 */,
    /// <summary>
    /// The database disk image is malformed
    /// </summary>
    Corrupt /* 11 */,
    /// <summary>
    /// Unknown opcode in sqlite3_file_control()
    /// </summary>
    NotFound /* 12 */,
    /// <summary>
    /// Insertion failed because database is full
    /// </summary>
    Full /* 13 */,
    /// <summary>
    /// Unable to open the database file
    /// </summary>
    CantOpen /* 14 */,
    /// <summary>
    /// Database lock protocol error
    /// </summary>
    Protocol /* 15 */,
    /// <summary>
    /// Database is empty
    /// </summary>
    Empty /* 16 */,
    /// <summary>
    /// The database schema changed
    /// </summary>
    Schema /* 17 */,
    /// <summary>
    /// String or BLOB exceeds size limit
    /// </summary>
    TooBig /* 18 */,
    /// <summary>
    /// Abort due to constraint violation
    /// </summary>
    Constraint /* 19 */,
    /// <summary>
    /// Data type mismatch
    /// </summary>
    Mismatch /* 20 */,
    /// <summary>
    /// Library used incorrectly
    /// </summary>
    Misuse /* 21 */,
    /// <summary>
    /// Uses OS features not supported on host
    /// </summary>
    NoLfs /* 22 */,
    /// <summary>
    /// Authorization denied
    /// </summary>
    Auth /* 23 */,
    /// <summary>
    /// Auxiliary database format error
    /// </summary>
    Format /* 24 */,
    /// <summary>
    /// 2nd parameter to sqlite3_bind out of range
    /// </summary>
    Range /* 25 */,
    /// <summary>
    /// File opened that is not a database file
    /// </summary>
    NotADb /* 26 */,
    /// <summary>
    /// Notifications from sqlite3_log()
    /// </summary>
    Notice /* 27 */,
    /// <summary>
    /// Warnings from sqlite3_log()
    /// </summary>
    Warning /* 28 */,
    /// <summary>
    /// sqlite3_step() has another row ready
    /// </summary>
    Row = 100,
    /// <summary>
    /// sqlite3_step() has finished executing
    /// </summary>
    Done, /* 101 */
    /// <summary>
    /// Used to mask off extended result codes
    /// </summary>
    NonExtendedMask = 0xFF,

    ///////////////////////////////////////////////////////////////////////////
    // BEGIN EXTENDED RESULT CODES
    ///////////////////////////////////////////////////////////////////////////

    /// <summary>
    /// A file read operation failed.
    /// </summary>
    IoErr_Read = (IoErr | (1 << 8)),
    /// <summary>
    /// A file read operation returned less data than requested.
    /// </summary>
    IoErr_Short_Read = (IoErr | (2 << 8)),
    /// <summary>
    /// A file write operation failed.
    /// </summary>
    IoErr_Write = (IoErr | (3 << 8)),
    /// <summary>
    /// A file synchronization operation failed.
    /// </summary>
    IoErr_Fsync = (IoErr | (4 << 8)),
    /// <summary>
    /// A directory synchronization operation failed.
    /// </summary>
    IoErr_Dir_Fsync = (IoErr | (5 << 8)),
    /// <summary>
    /// A file truncate operation failed.
    /// </summary>
    IoErr_Truncate = (IoErr | (6 << 8)),
    /// <summary>
    /// A file metadata operation failed.
    /// </summary>
    IoErr_Fstat = (IoErr | (7 << 8)),
    /// <summary>
    /// A file unlock operation failed.
    /// </summary>
    IoErr_Unlock = (IoErr | (8 << 8)),
    /// <summary>
    /// A file lock operation failed.
    /// </summary>
    IoErr_RdLock = (IoErr | (9 << 8)),
    /// <summary>
    /// A file delete operation failed.
    /// </summary>
    IoErr_Delete = (IoErr | (10 << 8)),
    /// <summary>
    /// Not currently used.
    /// </summary>
    IoErr_Blocked = (IoErr | (11 << 8)),
    /// <summary>
    /// Out-of-memory during a file operation.
    /// </summary>
    IoErr_NoMem = (IoErr | (12 << 8)),
    /// <summary>
    /// A file existence/status operation failed.
    /// </summary>
    IoErr_Access = (IoErr | (13 << 8)),
    /// <summary>
    /// A check for a reserved lock failed.
    /// </summary>
    IoErr_CheckReservedLock = (IoErr | (14 << 8)),
    /// <summary>
    /// A file lock operation failed.
    /// </summary>
    IoErr_Lock = (IoErr | (15 << 8)),
    /// <summary>
    /// A file close operation failed.
    /// </summary>
    IoErr_Close = (IoErr | (16 << 8)),
    /// <summary>
    /// A directory close operation failed.
    /// </summary>
    IoErr_Dir_Close = (IoErr | (17 << 8)),
    /// <summary>
    /// A shared memory open operation failed.
    /// </summary>
    IoErr_ShmOpen = (IoErr | (18 << 8)),
    /// <summary>
    /// A shared memory size operation failed.
    /// </summary>
    IoErr_ShmSize = (IoErr | (19 << 8)),
    /// <summary>
    /// A shared memory lock operation failed.
    /// </summary>
    IoErr_ShmLock = (IoErr | (20 << 8)),
    /// <summary>
    /// A shared memory map operation failed.
    /// </summary>
    IoErr_ShmMap = (IoErr | (21 << 8)),
    /// <summary>
    /// A file seek operation failed.
    /// </summary>
    IoErr_Seek = (IoErr | (22 << 8)),
    /// <summary>
    /// A file delete operation failed because it does not exist.
    /// </summary>
    IoErr_Delete_NoEnt = (IoErr | (23 << 8)),
    /// <summary>
    /// A file memory mapping operation failed.
    /// </summary>
    IoErr_Mmap = (IoErr | (24 << 8)),
    /// <summary>
    /// The temporary directory path could not be obtained.
    /// </summary>
    IoErr_GetTempPath = (IoErr | (25 << 8)),
    /// <summary>
    /// A path string conversion operation failed.
    /// </summary>
    IoErr_ConvPath = (IoErr | (26 << 8)),
    /// <summary>
    /// Reserved.
    /// </summary>
    IoErr_VNode = (IoErr | (27 << 8)),
    /// <summary>
    /// An attempt to authenticate failed.
    /// </summary>
    IoErr_Auth = (IoErr | (28 << 8)),
    /// <summary>
    /// A database table is locked in shared-cache mode.
    /// </summary>
    Locked_SharedCache = (Locked | (1 << 8)),
    /// <summary>
    /// A database file is locked due to a recovery operation.
    /// </summary>
    Busy_Recovery = (Busy | (1 << 8)),
    /// <summary>
    /// A database file is locked due to snapshot semantics.
    /// </summary>
    Busy_Snapshot = (Busy | (2 << 8)),
    /// <summary>
    /// A database file cannot be opened because no temporary directory is available.
    /// </summary>
    CantOpen_NoTempDir = (CantOpen | (1 << 8)),
    /// <summary>
    /// A database file cannot be opened because its path represents a directory.
    /// </summary>
    CantOpen_IsDir = (CantOpen | (2 << 8)),
    /// <summary>
    /// A database file cannot be opened because its full path could not be obtained.
    /// </summary>
    CantOpen_FullPath = (CantOpen | (3 << 8)),
    /// <summary>
    /// A database file cannot be opened because a path string conversion operation failed.
    /// </summary>
    CantOpen_ConvPath = (CantOpen | (4 << 8)),
    /// <summary>
    /// A virtual table is malformed.
    /// </summary>
    Corrupt_Vtab = (Corrupt | (1 << 8)),
    /// <summary>
    /// A database file is read-only due to a recovery operation.
    /// </summary>
    ReadOnly_Recovery = (ReadOnly | (1 << 8)),
    /// <summary>
    /// A database file is read-only because a lock could not be obtained.
    /// </summary>
    ReadOnly_CantLock = (ReadOnly | (2 << 8)),
    /// <summary>
    /// A database file is read-only because it needs rollback processing.
    /// </summary>
    ReadOnly_Rollback = (ReadOnly | (3 << 8)),
    /// <summary>
    /// A database file is read-only because it was moved while open.
    /// </summary>
    ReadOnly_DbMoved = (ReadOnly | (4 << 8)),
    /// <summary>
    /// An operation is being aborted due to rollback processing.
    /// </summary>
    Abort_Rollback = (Abort | (2 << 8)),
    /// <summary>
    /// A CHECK constraint failed.
    /// </summary>
    Constraint_Check = (Constraint | (1 << 8)),
    /// <summary>
    /// A commit hook produced a unsuccessful return code.
    /// </summary>
    Constraint_CommitHook = (Constraint | (2 << 8)),
    /// <summary>
    /// A FOREIGN KEY constraint failed.
    /// </summary>
    Constraint_ForeignKey = (Constraint | (3 << 8)),
    /// <summary>
    /// Not currently used.
    /// </summary>
    Constraint_Function = (Constraint | (4 << 8)),
    /// <summary>
    /// A NOT NULL constraint failed.
    /// </summary>
    Constraint_NotNull = (Constraint | (5 << 8)),
    /// <summary>
    /// A PRIMARY KEY constraint failed.
    /// </summary>
    Constraint_PrimaryKey = (Constraint | (6 << 8)),
    /// <summary>
    /// The RAISE function was used by a trigger-program.
    /// </summary>
    Constraint_Trigger = (Constraint | (7 << 8)),
    /// <summary>
    /// A UNIQUE constraint failed.
    /// </summary>
    Constraint_Unique = (Constraint | (8 << 8)),
    /// <summary>
    /// Not currently used.
    /// </summary>
    Constraint_Vtab = (Constraint | (9 << 8)),
    /// <summary>
    /// A ROWID constraint failed.
    /// </summary>
    Constraint_RowId = (Constraint | (10 << 8)),
    /// <summary>
    /// Frames were recovered from the WAL log file.
    /// </summary>
    Notice_Recover_Wal = (Notice | (1 << 8)),
    /// <summary>
    /// Pages were recovered from the journal file.
    /// </summary>
    Notice_Recover_Rollback = (Notice | (2 << 8)),
    /// <summary>
    /// An automatic index was created to process a query.
    /// </summary>
    Warning_AutoIndex = (Warning | (1 << 8)),
    /// <summary>
    /// User authentication failed.
    /// </summary>
    Auth_User = (Auth | (1 << 8)),
    /// <summary>
    /// Success.  Prevents the extension from unloading until the process
    /// terminates.
    /// </summary>
    Ok_Load_Permanently = (Ok | (1 << 8))
  }
}




































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  public sealed class SQLiteException : DbException, ISerializable
#else
  public sealed class SQLiteException : Exception
#endif
  {
    private SQLiteErrorCode _errorCode;

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

#if !PLATFORM_COMPACTFRAMEWORK
    /// <summary>
    /// Private constructor for use with serialization.
    /// </summary>
    /// <param name="info">
    /// Holds the serialized object data about the exception being thrown.
    /// </param>
................................................................................
    /// </param>
    private SQLiteException(SerializationInfo info, StreamingContext context)
      : base(info, context)
    {
      _errorCode = (SQLiteErrorCode)info.GetInt32("errorCode");
    }
#endif

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

    /// <summary>
    /// Public constructor for generating a SQLite exception given the error
    /// code and message.
    /// </summary>
    /// <param name="errorCode">
    /// The SQLite return code to report.
................................................................................
    /// </param>
    public SQLiteException(SQLiteErrorCode errorCode, string message)
      : base(GetStockErrorMessage(errorCode, message))
    {
      _errorCode = errorCode;
    }

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

    /// <summary>
    /// Public constructor that uses the base class constructor for the error
    /// message.
    /// </summary>
    /// <param name="message">Error message text.</param>
    public SQLiteException(string message)
      : this(SQLiteErrorCode.Unknown, message)
    {
    }

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

    /// <summary>
    /// Public constructor that uses the default base class constructor.
    /// </summary>
    public SQLiteException()
    {
    }

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

    /// <summary>
    /// Public constructor that uses the base class constructor for the error
    /// message and inner exception.
    /// </summary>
    /// <param name="message">Error message text.</param>
    /// <param name="innerException">The original (inner) exception.</param>
    public SQLiteException(string message, Exception innerException)
      : base(message, innerException)
    {
    }

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

#if !PLATFORM_COMPACTFRAMEWORK
    /// <summary>
    /// Adds extra information to the serialized object data specific to this
    /// class type.  This is only used for serialization.
    /// </summary>
    /// <param name="info">
................................................................................
      if (info != null)
        info.AddValue("errorCode", _errorCode);

      base.GetObjectData(info, context);
    }
#endif

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

    /// <summary>
    /// Gets the associated SQLite result code for this exception as a
    /// <see cref="SQLiteErrorCode" />.  This property returns the same
    /// underlying value as the <see cref="ErrorCode" /> property.
    /// </summary>
    public SQLiteErrorCode ResultCode
    {
      get { return _errorCode; }
    }

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

    /// <summary>
    /// Gets the associated SQLite return code for this exception as an
    /// <see cref="Int32" />.  For desktop versions of the .NET Framework,
    /// this property overrides the property of the same name within the
    /// <see cref="System.Runtime.InteropServices.ExternalException" />
    /// class.  This property returns the same underlying value as the
................................................................................
    public override int ErrorCode
#else
    public int ErrorCode
#endif
    {
      get { return (int)_errorCode; }
    }

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

    /// <summary>
    /// Returns the error message for the specified SQLite return code.
    /// </summary>
    /// <param name="errorCode">The SQLite return code.</param>
    /// <returns>The error message or null if it cannot be found.</returns>
    private static string GetErrorString(
................................................................................

        return typeof(SQLite3).InvokeMember("GetErrorString",
            flags, null, null, new object[] { errorCode }) as string;
#else
        return SQLite3.GetErrorString(errorCode);
#endif
    }

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

    /// <summary>
    /// Returns the composite error message based on the SQLite return code
    /// and the optional detailed error message.
    /// </summary>
    /// <param name="errorCode">The SQLite return code.</param>
    /// <param name="message">Optional detailed error message.</param>
................................................................................
  /// SQLite error codes.  Actually, this enumeration represents a return code,
  /// which may also indicate success in one of several ways (e.g. SQLITE_OK,
  /// SQLITE_ROW, and SQLITE_DONE).  Therefore, the name of this enumeration is
  /// something of a misnomer.
  /// </summary>
  public enum SQLiteErrorCode
  {
      /// <summary>
      /// The error code is unknown.  This error code
      /// is only used by the managed wrapper itself.
      /// </summary>
      Unknown = -1,
      /// <summary>
      /// Successful result
      /// </summary>
      Ok /* 0 */,
      /// <summary>
      /// SQL error or missing database
      /// </summary>
      Error /* 1 */,
      /// <summary>
      /// Internal logic error in SQLite
      /// </summary>
      Internal /* 2 */,
      /// <summary>
      /// Access permission denied
      /// </summary>
      Perm /* 3 */,
      /// <summary>
      /// Callback routine requested an abort
      /// </summary>
      Abort /* 4 */,
      /// <summary>
      /// The database file is locked
      /// </summary>
      Busy /* 5 */,
      /// <summary>
      /// A table in the database is locked
      /// </summary>
      Locked /* 6 */,
      /// <summary>
      /// A malloc() failed
      /// </summary>
      NoMem /* 7 */,
      /// <summary>
      /// Attempt to write a readonly database
      /// </summary>
      ReadOnly /* 8 */,
      /// <summary>
      /// Operation terminated by sqlite3_interrupt()
      /// </summary>
      Interrupt /* 9 */,
      /// <summary>
      /// Some kind of disk I/O error occurred
      /// </summary>
      IoErr /* 10 */,
      /// <summary>
      /// The database disk image is malformed
      /// </summary>
      Corrupt /* 11 */,
      /// <summary>
      /// Unknown opcode in sqlite3_file_control()
      /// </summary>
      NotFound /* 12 */,
      /// <summary>
      /// Insertion failed because database is full
      /// </summary>
      Full /* 13 */,
      /// <summary>
      /// Unable to open the database file
      /// </summary>
      CantOpen /* 14 */,
      /// <summary>
      /// Database lock protocol error
      /// </summary>
      Protocol /* 15 */,
      /// <summary>
      /// Database is empty
      /// </summary>
      Empty /* 16 */,
      /// <summary>
      /// The database schema changed
      /// </summary>
      Schema /* 17 */,
      /// <summary>
      /// String or BLOB exceeds size limit
      /// </summary>
      TooBig /* 18 */,
      /// <summary>
      /// Abort due to constraint violation
      /// </summary>
      Constraint /* 19 */,
      /// <summary>
      /// Data type mismatch
      /// </summary>
      Mismatch /* 20 */,
      /// <summary>
      /// Library used incorrectly
      /// </summary>
      Misuse /* 21 */,
      /// <summary>
      /// Uses OS features not supported on host
      /// </summary>
      NoLfs /* 22 */,
      /// <summary>
      /// Authorization denied
      /// </summary>
      Auth /* 23 */,
      /// <summary>
      /// Auxiliary database format error
      /// </summary>
      Format /* 24 */,
      /// <summary>
      /// 2nd parameter to sqlite3_bind out of range
      /// </summary>
      Range /* 25 */,
      /// <summary>
      /// File opened that is not a database file
      /// </summary>
      NotADb /* 26 */,
      /// <summary>
      /// Notifications from sqlite3_log()
      /// </summary>
      Notice /* 27 */,
      /// <summary>
      /// Warnings from sqlite3_log()
      /// </summary>
      Warning /* 28 */,
      /// <summary>
      /// sqlite3_step() has another row ready
      /// </summary>
      Row = 100,
      /// <summary>
      /// sqlite3_step() has finished executing
      /// </summary>
      Done, /* 101 */
      /// <summary>
      /// Used to mask off extended result codes
      /// </summary>
      NonExtendedMask = 0xFF,

      /////////////////////////////////////////////////////////////////////////
      // BEGIN EXTENDED RESULT CODES
      /////////////////////////////////////////////////////////////////////////

      /// <summary>
      /// A collation sequence was referenced by a schema and it cannot be
      /// found.
      /// </summary>
      Error_Missing_CollSeq = (Error | (1 << 8)),
      /// <summary>
      /// An internal operation failed and it may succeed if retried.
      /// </summary>
      Error_Retry = (Error | (2 << 8)),
      /// <summary>
      /// A file read operation failed.
      /// </summary>
      IoErr_Read = (IoErr | (1 << 8)),
      /// <summary>
      /// A file read operation returned less data than requested.
      /// </summary>
      IoErr_Short_Read = (IoErr | (2 << 8)),
      /// <summary>
      /// A file write operation failed.
      /// </summary>
      IoErr_Write = (IoErr | (3 << 8)),
      /// <summary>
      /// A file synchronization operation failed.
      /// </summary>
      IoErr_Fsync = (IoErr | (4 << 8)),
      /// <summary>
      /// A directory synchronization operation failed.
      /// </summary>
      IoErr_Dir_Fsync = (IoErr | (5 << 8)),
      /// <summary>
      /// A file truncate operation failed.
      /// </summary>
      IoErr_Truncate = (IoErr | (6 << 8)),
      /// <summary>
      /// A file metadata operation failed.
      /// </summary>
      IoErr_Fstat = (IoErr | (7 << 8)),
      /// <summary>
      /// A file unlock operation failed.
      /// </summary>
      IoErr_Unlock = (IoErr | (8 << 8)),
      /// <summary>
      /// A file lock operation failed.
      /// </summary>
      IoErr_RdLock = (IoErr | (9 << 8)),
      /// <summary>
      /// A file delete operation failed.
      /// </summary>
      IoErr_Delete = (IoErr | (10 << 8)),
      /// <summary>
      /// Not currently used.
      /// </summary>
      IoErr_Blocked = (IoErr | (11 << 8)),
      /// <summary>
      /// Out-of-memory during a file operation.
      /// </summary>
      IoErr_NoMem = (IoErr | (12 << 8)),
      /// <summary>
      /// A file existence/status operation failed.
      /// </summary>
      IoErr_Access = (IoErr | (13 << 8)),
      /// <summary>
      /// A check for a reserved lock failed.
      /// </summary>
      IoErr_CheckReservedLock = (IoErr | (14 << 8)),
      /// <summary>
      /// A file lock operation failed.
      /// </summary>
      IoErr_Lock = (IoErr | (15 << 8)),
      /// <summary>
      /// A file close operation failed.
      /// </summary>
      IoErr_Close = (IoErr | (16 << 8)),
      /// <summary>
      /// A directory close operation failed.
      /// </summary>
      IoErr_Dir_Close = (IoErr | (17 << 8)),
      /// <summary>
      /// A shared memory open operation failed.
      /// </summary>
      IoErr_ShmOpen = (IoErr | (18 << 8)),
      /// <summary>
      /// A shared memory size operation failed.
      /// </summary>
      IoErr_ShmSize = (IoErr | (19 << 8)),
      /// <summary>
      /// A shared memory lock operation failed.
      /// </summary>
      IoErr_ShmLock = (IoErr | (20 << 8)),
      /// <summary>
      /// A shared memory map operation failed.
      /// </summary>
      IoErr_ShmMap = (IoErr | (21 << 8)),
      /// <summary>
      /// A file seek operation failed.
      /// </summary>
      IoErr_Seek = (IoErr | (22 << 8)),
      /// <summary>
      /// A file delete operation failed because it does not exist.
      /// </summary>
      IoErr_Delete_NoEnt = (IoErr | (23 << 8)),
      /// <summary>
      /// A file memory mapping operation failed.
      /// </summary>
      IoErr_Mmap = (IoErr | (24 << 8)),
      /// <summary>
      /// The temporary directory path could not be obtained.
      /// </summary>
      IoErr_GetTempPath = (IoErr | (25 << 8)),
      /// <summary>
      /// A path string conversion operation failed.
      /// </summary>
      IoErr_ConvPath = (IoErr | (26 << 8)),
      /// <summary>
      /// Reserved.
      /// </summary>
      IoErr_VNode = (IoErr | (27 << 8)),
      /// <summary>
      /// An attempt to authenticate failed.
      /// </summary>
      IoErr_Auth = (IoErr | (28 << 8)),
      /// <summary>
      /// An attempt to begin a file system transaction failed.
      /// </summary>
      IoErr_Begin_Atomic = (IoErr | (29 << 8)),
      /// <summary>
      /// An attempt to commit a file system transaction failed.
      /// </summary>
      IoErr_Commit_Atomic = (IoErr | (30 << 8)),
      /// <summary>
      /// An attempt to rollback a file system transaction failed.
      /// </summary>
      IoErr_Rollback_Atomic = (IoErr | (31 << 8)),
      /// <summary>
      /// A database table is locked in shared-cache mode.
      /// </summary>
      Locked_SharedCache = (Locked | (1 << 8)),
      /// <summary>
      /// A database file is locked due to a recovery operation.
      /// </summary>
      Busy_Recovery = (Busy | (1 << 8)),
      /// <summary>
      /// A database file is locked due to snapshot semantics.
      /// </summary>
      Busy_Snapshot = (Busy | (2 << 8)),
      /// <summary>
      /// A database file cannot be opened because no temporary directory is available.
      /// </summary>
      CantOpen_NoTempDir = (CantOpen | (1 << 8)),
      /// <summary>
      /// A database file cannot be opened because its path represents a directory.
      /// </summary>
      CantOpen_IsDir = (CantOpen | (2 << 8)),
      /// <summary>
      /// A database file cannot be opened because its full path could not be obtained.
      /// </summary>
      CantOpen_FullPath = (CantOpen | (3 << 8)),
      /// <summary>
      /// A database file cannot be opened because a path string conversion operation failed.
      /// </summary>
      CantOpen_ConvPath = (CantOpen | (4 << 8)),
      /// <summary>
      /// A virtual table is malformed.
      /// </summary>
      Corrupt_Vtab = (Corrupt | (1 << 8)),
      /// <summary>
      /// A database file is read-only due to a recovery operation.
      /// </summary>
      ReadOnly_Recovery = (ReadOnly | (1 << 8)),
      /// <summary>
      /// A database file is read-only because a lock could not be obtained.
      /// </summary>
      ReadOnly_CantLock = (ReadOnly | (2 << 8)),
      /// <summary>
      /// A database file is read-only because it needs rollback processing.
      /// </summary>
      ReadOnly_Rollback = (ReadOnly | (3 << 8)),
      /// <summary>
      /// A database file is read-only because it was moved while open.
      /// </summary>
      ReadOnly_DbMoved = (ReadOnly | (4 << 8)),
      /// <summary>
      /// The shared-memory file is read-only and it should be read-write.
      /// </summary>
      ReadOnly_CantInit = (ReadOnly | (5 << 8)),
      /// <summary>
      /// Unable to create journal file because the directory is read-only.
      /// </summary>
      ReadOnly_Directory = (ReadOnly | (6 << 8)),
      /// <summary>
      /// An operation is being aborted due to rollback processing.
      /// </summary>
      Abort_Rollback = (Abort | (2 << 8)),
      /// <summary>
      /// A CHECK constraint failed.
      /// </summary>
      Constraint_Check = (Constraint | (1 << 8)),
      /// <summary>
      /// A commit hook produced a unsuccessful return code.
      /// </summary>
      Constraint_CommitHook = (Constraint | (2 << 8)),
      /// <summary>
      /// A FOREIGN KEY constraint failed.
      /// </summary>
      Constraint_ForeignKey = (Constraint | (3 << 8)),
      /// <summary>
      /// Not currently used.
      /// </summary>
      Constraint_Function = (Constraint | (4 << 8)),
      /// <summary>
      /// A NOT NULL constraint failed.
      /// </summary>
      Constraint_NotNull = (Constraint | (5 << 8)),
      /// <summary>
      /// A PRIMARY KEY constraint failed.
      /// </summary>
      Constraint_PrimaryKey = (Constraint | (6 << 8)),
      /// <summary>
      /// The RAISE function was used by a trigger-program.
      /// </summary>
      Constraint_Trigger = (Constraint | (7 << 8)),
      /// <summary>
      /// A UNIQUE constraint failed.
      /// </summary>
      Constraint_Unique = (Constraint | (8 << 8)),
      /// <summary>
      /// Not currently used.
      /// </summary>
      Constraint_Vtab = (Constraint | (9 << 8)),
      /// <summary>
      /// A ROWID constraint failed.
      /// </summary>
      Constraint_RowId = (Constraint | (10 << 8)),
      /// <summary>
      /// Frames were recovered from the WAL log file.
      /// </summary>
      Notice_Recover_Wal = (Notice | (1 << 8)),
      /// <summary>
      /// Pages were recovered from the journal file.
      /// </summary>
      Notice_Recover_Rollback = (Notice | (2 << 8)),
      /// <summary>
      /// An automatic index was created to process a query.
      /// </summary>
      Warning_AutoIndex = (Warning | (1 << 8)),
      /// <summary>
      /// User authentication failed.
      /// </summary>
      Auth_User = (Auth | (1 << 8)),
      /// <summary>
      /// Success.  Prevents the extension from unloading until the process
      /// terminates.
      /// </summary>
      Ok_Load_Permanently = (Ok | (1 << 8))
  }
}