~drizzle-trunk/drizzle/development

/* - mode: c; c-basic-offset: 2; indent-tabs-mode: nil; -*-

 *  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:

 *

 *  Copyright (C) 2008 Sun Microsystems, Inc.

 *

 *  This program is free software; you can redistribute it and/or modify

 *  it under the terms of the GNU General Public License as published by

 *  the Free Software Foundation; either version 2 of the License, or

 *  (at your option) any later version.

 *

 *  This program is distributed in the hope that it will be useful,

 *  but WITHOUT ANY WARRANTY; without even the implied warranty of

 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 *  GNU General Public License for more details.

 *

 *  You should have received a copy of the GNU General Public License

 *  along with this program; if not, write to the Free Software

 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

 */

#ifndef _libdrizzle_drizzle_methods_h

#define _libdrizzle_drizzle_methods_h

#ifdef  __cplusplus

extern "C" {

#endif

#include <stdint.h>

#include <stdbool.h>

#include <libdrizzle/drizzle.h>

#include <libdrizzle/drizzle_data.h>

#include <libdrizzle/drizzle_res.h>

#include <libdrizzle/drizzle_field.h>

typedef struct st_drizzle_methods

{

  bool (*read_query_result)(DRIZZLE *drizzle);

  bool (*advanced_command)(DRIZZLE *drizzle,

                           enum enum_server_command command,

                           const unsigned char *header,

                           uint32_t header_length,

                           const unsigned char *arg,

                           uint32_t arg_length,

                           bool skip_check);

  DRIZZLE_DATA *(*read_rows)(DRIZZLE *drizzle, DRIZZLE_FIELD *drizzle_fields,

                             uint32_t fields);

  DRIZZLE_RES * (*use_result)(DRIZZLE *drizzle);

  void (*fetch_lengths)(uint32_t *to, DRIZZLE_ROW column,

                        uint32_t field_count);

  void (*flush_use_result)(DRIZZLE *drizzle);

  DRIZZLE_FIELD * (*list_fields)(DRIZZLE *drizzle);

  int32_t (*unbuffered_fetch)(DRIZZLE *drizzle, char **row);

  const char *(*read_statistics)(DRIZZLE *drizzle);

  bool (*next_result)(DRIZZLE *drizzle);

  int32_t (*read_change_user_result)(DRIZZLE *drizzle);

} DRIZZLE_METHODS;

#define simple_command(drizzle, command, arg, length, skip_check) \

  (*(drizzle)->methods->advanced_command)(drizzle, command, 0,          \

                                          0, arg, length, skip_check)

#ifdef  __cplusplus

}

#endif

#endif /* _libdrizzle_drizzle_methods_h */