Adding upstream version 1:10.11.6.upstream/1%10.11.6upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 299 insertions, 0 deletions

diff --git a/storage/federatedx/federatedx_io_null.cc b/storage/federatedx/federatedx_io_null.cc
new file mode 100644
index 00000000..8a2394f2
--- /dev/null
+++ b/storage/federatedx/federatedx_io_null.cc
@@ -0,0 +1,299 @@
+/* 
+Copyright (c) 2007, Antony T Curtis
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are
+met:
+
+    * Redistributions of source code must retain the above copyright
+notice, this list of conditions and the following disclaimer.
+
+    * Neither the name of FederatedX nor the names of its
+contributors may be used to endorse or promote products derived from
+this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+/*#define MYSQL_SERVER 1*/
+#include <my_global.h>
+#include "sql_priv.h"
+
+#include "ha_federatedx.h"
+
+#include "m_string.h"
+
+#ifdef USE_PRAGMA_IMPLEMENTATION
+#pragma implementation                          // gcc: Class implementation
+#endif
+
+
+#define SAVEPOINT_REALIZED  1
+#define SAVEPOINT_RESTRICT  2
+#define SAVEPOINT_EMITTED 4
+
+
+typedef struct federatedx_savepoint
+{
+  ulong level;
+  uint  flags;
+} SAVEPT;
+
+
+class federatedx_io_null :public federatedx_io
+{
+public:
+  federatedx_io_null(FEDERATEDX_SERVER *);
+  ~federatedx_io_null();
+
+  int query(const char *buffer, size_t length);
+  virtual FEDERATEDX_IO_RESULT *store_result();
+
+  virtual size_t max_query_size() const;
+
+  virtual my_ulonglong affected_rows() const;
+  virtual my_ulonglong last_insert_id() const;
+
+  virtual int error_code();
+  virtual const char *error_str();
+  
+  void reset();
+  int commit();
+  int rollback();
+  
+  int savepoint_set(ulong sp);
+  ulong savepoint_release(ulong sp);
+  ulong savepoint_rollback(ulong sp);
+  void savepoint_restrict(ulong sp);
+  
+  ulong last_savepoint() const;
+  ulong actual_savepoint() const;
+  bool is_autocommit() const;
+
+  bool table_metadata(ha_statistics *stats, const char *table_name,
+                      uint table_name_length, uint flag);
+  
+  /* resultset operations */
+  
+  virtual void free_result(FEDERATEDX_IO_RESULT *io_result);
+  virtual unsigned int get_num_fields(FEDERATEDX_IO_RESULT *io_result);
+  virtual my_ulonglong get_num_rows(FEDERATEDX_IO_RESULT *io_result);
+  virtual FEDERATEDX_IO_ROW *fetch_row(FEDERATEDX_IO_RESULT *io_result,
+                                       FEDERATEDX_IO_ROWS **current= NULL);
+  virtual ulong *fetch_lengths(FEDERATEDX_IO_RESULT *io_result);
+  virtual const char *get_column_data(FEDERATEDX_IO_ROW *row,
+                                      unsigned int column);
+  virtual bool is_column_null(const FEDERATEDX_IO_ROW *row,
+                              unsigned int column) const;
+  virtual size_t get_ref_length() const;
+  virtual void mark_position(FEDERATEDX_IO_RESULT *io_result,
+                             void *ref, FEDERATEDX_IO_ROWS *current);
+  virtual int seek_position(FEDERATEDX_IO_RESULT **io_result,
+                            const void *ref);
+};
+
+
+federatedx_io *instantiate_io_null(MEM_ROOT *server_root,
+                                   FEDERATEDX_SERVER *server)
+{
+  return new (server_root) federatedx_io_null(server);
+}
+
+
+federatedx_io_null::federatedx_io_null(FEDERATEDX_SERVER *aserver)
+  : federatedx_io(aserver)
+{
+}
+
+
+federatedx_io_null::~federatedx_io_null() = default;
+
+
+void federatedx_io_null::reset()
+{
+}
+
+
+int federatedx_io_null::commit()
+{
+  return 0;
+}
+
+int federatedx_io_null::rollback()
+{
+  return 0;
+}
+
+
+ulong federatedx_io_null::last_savepoint() const
+{
+  return 0;
+}
+
+
+ulong federatedx_io_null::actual_savepoint() const
+{
+  return 0;
+}
+
+bool federatedx_io_null::is_autocommit() const
+{
+  return 0;
+}
+
+
+int federatedx_io_null::savepoint_set(ulong sp)
+{
+  return 0;
+}
+
+
+ulong federatedx_io_null::savepoint_release(ulong sp)
+{
+  return 0;
+}
+
+
+ulong federatedx_io_null::savepoint_rollback(ulong sp)
+{
+  return 0;
+}
+
+
+void federatedx_io_null::savepoint_restrict(ulong sp)
+{
+}
+
+
+int federatedx_io_null::query(const char *buffer, size_t length)
+{
+  return 0;
+}
+
+
+size_t federatedx_io_null::max_query_size() const
+{
+  return INT_MAX;
+}
+
+
+my_ulonglong federatedx_io_null::affected_rows() const
+{
+  return 0;
+}
+
+
+my_ulonglong federatedx_io_null::last_insert_id() const
+{
+  return 0;
+}
+
+
+int federatedx_io_null::error_code()
+{
+  return 0;
+}
+
+
+const char *federatedx_io_null::error_str()
+{
+  return "";
+}
+
+
+FEDERATEDX_IO_RESULT *federatedx_io_null::store_result()
+{
+  FEDERATEDX_IO_RESULT *result;
+  DBUG_ENTER("federatedx_io_null::store_result");
+  
+  result= NULL;
+  
+  DBUG_RETURN(result);
+}
+
+
+void federatedx_io_null::free_result(FEDERATEDX_IO_RESULT *)
+{
+}
+
+
+unsigned int federatedx_io_null::get_num_fields(FEDERATEDX_IO_RESULT *)
+{
+  return 0;
+}
+
+
+my_ulonglong federatedx_io_null::get_num_rows(FEDERATEDX_IO_RESULT *)
+{
+  return 0;
+}
+
+
+FEDERATEDX_IO_ROW *federatedx_io_null::fetch_row(FEDERATEDX_IO_RESULT *,
+                                                 FEDERATEDX_IO_ROWS **current)
+{
+  return NULL;
+}
+
+
+ulong *federatedx_io_null::fetch_lengths(FEDERATEDX_IO_RESULT *)
+{
+  return NULL;
+}
+
+
+const char *federatedx_io_null::get_column_data(FEDERATEDX_IO_ROW *,
+                                                 unsigned int)
+{
+  return "";
+}
+
+
+bool federatedx_io_null::is_column_null(const FEDERATEDX_IO_ROW *,
+                                         unsigned int) const
+{
+  return true;
+}
+
+bool federatedx_io_null::table_metadata(ha_statistics *stats,
+                                        const char *table_name,
+                                        uint table_name_length, uint flag)
+{
+  stats->records= (ha_rows) 0;
+  stats->mean_rec_length= (ulong) 0;
+  stats->data_file_length= 0;
+
+  stats->update_time= (time_t) 0;
+  stats->check_time= (time_t) 0;
+
+  return 0;
+}
+
+size_t federatedx_io_null::get_ref_length() const
+{
+  return sizeof(int);
+}
+
+
+void federatedx_io_null::mark_position(FEDERATEDX_IO_RESULT *io_result,
+                                       void *ref, FEDERATEDX_IO_ROWS *current)
+{
+}
+
+int federatedx_io_null::seek_position(FEDERATEDX_IO_RESULT **io_result,
+                                      const void *ref)
+{
+  return 0;
+}