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/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 3 or later of the GNU General Public License as
* published by the Free Software Foundation.
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* $Id: dbprovider.h,v 1.19 2018/07/31 20:15:11 plm Exp $
*/
#ifndef DBPROVIDER_H
#define DBPROVIDER_H
#include <stdio.h>
#include <glib.h>
extern int storeGameStats;
typedef struct _RowSet {
size_t cols, rows;
char ***data;
size_t *widths;
} RowSet;
typedef struct _DBProvider {
int (*Connect) (const char *database, const char *user, const char *password, const char *hostname);
void (*Disconnect) (void);
RowSet *(*Select) (const char *str);
int (*UpdateCommand) (const char *str);
void (*Commit) (void);
GList *(*GetDatabaseList) (const char *user, const char *password, const char *hostname);
int (*DeleteDatabase) (const char *database, const char *user, const char *password, const char *hostname);
const char *name;
const char *shortname;
const char *desc;
int HasUserDetails;
int storeGameStats;
const char *database;
const char *username;
const char *password;
const char *hostname;
} DBProvider;
typedef enum _DBProviderType {
INVALID_PROVIDER = -1,
#if defined(USE_SQLITE)
SQLITE,
#endif
#if defined(USE_PYTHON)
#if !defined(USE_SQLITE)
PYTHON_SQLITE,
#endif
PYTHON_MYSQL,
PYTHON_POSTGRES
#endif
} DBProviderType;
#if defined(USE_PYTHON)
#define NUM_PROVIDERS 3
#elif defined(USE_SQLITE)
#define NUM_PROVIDERS 1
#else
#define NUM_PROVIDERS 0
#endif
extern DBProviderType dbProviderType;
extern DBProvider *GetDBProvider(DBProviderType dbType);
extern const char *TestDB(DBProviderType dbType);
DBProvider *ConnectToDB(DBProviderType dbType);
void SetDBType(const char *type);
void SetDBSettings(DBProviderType dbType, const char *database, const char *user, const char *password,
const char *hostname);
void RelationalSaveSettings(FILE * pf);
void SetDBParam(const char *db, const char *key, const char *value);
extern int CreateDatabase(DBProvider * pdb);
const char *GetProviderName(int i);
extern RowSet *RunQuery(const char *sz);
extern int RunQueryValue(const DBProvider * pdb, const char *query);
extern void FreeRowset(RowSet * pRow);
#endif
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