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Overview
| Comment: | Keep track of whether the DeclareVirtualTable method has been called by a virtual table module. |
|---|---|
| Downloads: | Tarball | ZIP archive |
| Timelines: | family | ancestors | descendants | both | virtualTables |
| Files: | files | file ages | folders |
| SHA1: |
091ead1daf09d81e707d449366b4800b |
| User & Date: | mistachkin 2013-06-07 00:28:18.373 |
Context
|
2013-06-07
| ||
| 00:56 | Implement the xDisconnect and xDestroy virtual table methods. check-in: f19e7df898 user: mistachkin tags: virtualTables | |
| 00:28 | Keep track of whether the DeclareVirtualTable method has been called by a virtual table module. check-in: 091ead1daf user: mistachkin tags: virtualTables | |
| 00:04 | Add initial marshalling infrastructure and start implementing the xCreate and xConnect virtual table methods. check-in: bf5505be7a user: mistachkin tags: virtualTables | |
Changes
Changes to System.Data.SQLite/SQLite3.cs.
| ︙ | ︙ | |||
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return UnsafeNativeMethods.sqlite3_aggregate_context(context, 1);
}
/// <summary>
/// Calls the native SQLite core library in order to declare a virtual table
/// in response to a call into the xCreate or xConnect virtual table methods.
/// </summary>
/// <param name="strSql">
/// The string containing the SQL statement describing the virtual table to
/// be declared.
/// </param>
/// <param name="error">
/// Upon success, the contents of this parameter are undefined. Upon failure,
/// it should contain an appropriate error message.
/// </param>
/// <returns>
/// A standard SQLite return code.
/// </returns>
| > > > > | > > > > > > > | 1510 1511 1512 1513 1514 1515 1516 1517 1518 1519 1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537 1538 1539 1540 1541 1542 1543 1544 1545 1546 1547 1548 1549 |
return UnsafeNativeMethods.sqlite3_aggregate_context(context, 1);
}
/// <summary>
/// Calls the native SQLite core library in order to declare a virtual table
/// in response to a call into the xCreate or xConnect virtual table methods.
/// </summary>
/// <param name="module">
/// The virtual table module that is to be responsible for the virtual table
/// being declared.
/// </param>
/// <param name="strSql">
/// The string containing the SQL statement describing the virtual table to
/// be declared.
/// </param>
/// <param name="error">
/// Upon success, the contents of this parameter are undefined. Upon failure,
/// it should contain an appropriate error message.
/// </param>
/// <returns>
/// A standard SQLite return code.
/// </returns>
internal override SQLiteErrorCode DeclareVirtualTable(
SQLiteModuleBase module,
string strSql,
ref string error
)
{
SQLiteErrorCode n = UnsafeNativeMethods.sqlite3_declare_vtab(
_sql, SQLiteModuleBase.Utf8IntPtrFromString(strSql));
if ((n == SQLiteErrorCode.Ok) && (module != null))
module.Declared = true;
if (n != SQLiteErrorCode.Ok) error = GetLastError();
return n;
}
/// <summary>
|
| ︙ | ︙ |
Changes to System.Data.SQLite/SQLiteBase.cs.
| ︙ | ︙ | |||
201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 |
internal abstract void ReturnNull(IntPtr context);
internal abstract void ReturnText(IntPtr context, string value);
/// <summary>
/// Calls the native SQLite core library in order to declare a virtual table
/// in response to a call into the xCreate or xConnect virtual table methods.
/// </summary>
/// <param name="strSql">
/// The string containing the SQL statement describing the virtual table to
/// be declared.
/// </param>
/// <param name="error">
/// Upon success, the contents of this parameter are undefined. Upon failure,
/// it should contain an appropriate error message.
/// </param>
/// <returns>
/// A standard SQLite return code.
/// </returns>
| > > > > | | 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 |
internal abstract void ReturnNull(IntPtr context);
internal abstract void ReturnText(IntPtr context, string value);
/// <summary>
/// Calls the native SQLite core library in order to declare a virtual table
/// in response to a call into the xCreate or xConnect virtual table methods.
/// </summary>
/// <param name="module">
/// The virtual table module that is to be responsible for the virtual table
/// being declared.
/// </param>
/// <param name="strSql">
/// The string containing the SQL statement describing the virtual table to
/// be declared.
/// </param>
/// <param name="error">
/// Upon success, the contents of this parameter are undefined. Upon failure,
/// it should contain an appropriate error message.
/// </param>
/// <returns>
/// A standard SQLite return code.
/// </returns>
internal abstract SQLiteErrorCode DeclareVirtualTable(SQLiteModuleBase module, string strSql, ref string error);
/// <summary>
/// Enables or disabled extension loading by SQLite.
/// </summary>
/// <param name="bOnOff">
/// True to enable loading of extensions, false to disable.
/// </param>
|
| ︙ | ︙ |
Changes to System.Data.SQLite/SQLiteModuleBase.cs.
| ︙ | ︙ | |||
104 105 106 107 108 109 110 111 112 113 114 115 116 117 |
SQLiteErrorCode xSavepoint(IntPtr pVtab, int iSavepoint);
SQLiteErrorCode xRelease(IntPtr pVtab, int iSavepoint);
SQLiteErrorCode xRollbackTo(IntPtr pVtab, int iSavepoint);
}
public interface ISQLiteManagedModule
{
SQLiteErrorCode Create(SQLiteConnection connection, IntPtr pClientData, string[] argv, ref string error);
SQLiteErrorCode Connect(SQLiteConnection connection, IntPtr pClientData, string[] argv, ref string error);
SQLiteErrorCode BestIndex(ref SQLiteIndex index);
SQLiteErrorCode Disconnect();
SQLiteErrorCode Destroy();
SQLiteErrorCode Open(ref SQLiteVirtualTableCursor cursor);
SQLiteErrorCode Close(SQLiteVirtualTableCursor cursor);
| > > | 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 |
SQLiteErrorCode xSavepoint(IntPtr pVtab, int iSavepoint);
SQLiteErrorCode xRelease(IntPtr pVtab, int iSavepoint);
SQLiteErrorCode xRollbackTo(IntPtr pVtab, int iSavepoint);
}
public interface ISQLiteManagedModule
{
bool Declared { get; }
SQLiteErrorCode Create(SQLiteConnection connection, IntPtr pClientData, string[] argv, ref string error);
SQLiteErrorCode Connect(SQLiteConnection connection, IntPtr pClientData, string[] argv, ref string error);
SQLiteErrorCode BestIndex(ref SQLiteIndex index);
SQLiteErrorCode Disconnect();
SQLiteErrorCode Destroy();
SQLiteErrorCode Open(ref SQLiteVirtualTableCursor cursor);
SQLiteErrorCode Close(SQLiteVirtualTableCursor cursor);
|
| ︙ | ︙ | |||
626 627 628 629 630 631 632 |
if (sqliteBase == null)
{
error = "connection has invalid handle";
return SQLiteErrorCode.Error;
}
| | | 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 |
if (sqliteBase == null)
{
error = "connection has invalid handle";
return SQLiteErrorCode.Error;
}
return sqliteBase.DeclareVirtualTable(this, sql, ref error);
}
#endregion
///////////////////////////////////////////////////////////////////////
#region ISQLiteNativeModule Members
public SQLiteErrorCode xCreate(
|
| ︙ | ︙ | |||
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string error = null;
if (Create(connection, pAux,
StringArrayFromUtf8IntPtrArray(argv),
ref error) == SQLiteErrorCode.Ok)
{
pVtab = AllocateVirtualTable();
}
else
{
pError = Utf8IntPtrFromString(error);
}
}
}
| > | 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 |
string error = null;
if (Create(connection, pAux,
StringArrayFromUtf8IntPtrArray(argv),
ref error) == SQLiteErrorCode.Ok)
{
pVtab = AllocateVirtualTable();
return SQLiteErrorCode.Ok;
}
else
{
pError = Utf8IntPtrFromString(error);
}
}
}
|
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string error = null;
if (Connect(connection, pAux,
StringArrayFromUtf8IntPtrArray(argv),
ref error) == SQLiteErrorCode.Ok)
{
pVtab = AllocateVirtualTable();
}
else
{
pError = Utf8IntPtrFromString(error);
}
}
}
| > | 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 |
string error = null;
if (Connect(connection, pAux,
StringArrayFromUtf8IntPtrArray(argv),
ref error) == SQLiteErrorCode.Ok)
{
pVtab = AllocateVirtualTable();
return SQLiteErrorCode.Ok;
}
else
{
pError = Utf8IntPtrFromString(error);
}
}
}
|
| ︙ | ︙ | |||
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return SQLiteErrorCode.Ok;
}
#endregion
///////////////////////////////////////////////////////////////////////
#region ISQLiteManagedModule Members
public abstract SQLiteErrorCode Create(
SQLiteConnection connection,
IntPtr pClientData,
string[] argv,
ref string error
);
| > > > > > > > > > | 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 |
return SQLiteErrorCode.Ok;
}
#endregion
///////////////////////////////////////////////////////////////////////
#region ISQLiteManagedModule Members
private bool declared;
public bool Declared
{
get { return declared; }
internal set { declared = value; }
}
///////////////////////////////////////////////////////////////////////
public abstract SQLiteErrorCode Create(
SQLiteConnection connection,
IntPtr pClientData,
string[] argv,
ref string error
);
|
| ︙ | ︙ |