/usr/include/dballe/db/v5/context.h is in libdballe-dev 6.8-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* db/context - context table management
*
* Copyright (C) 2005--2013 ARPA-SIM <urpsim@smr.arpa.emr.it>
*
* 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.
*
* 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
*
* Author: Enrico Zini <enrico@enricozini.com>
*/
#ifndef DBALLE_DB_V5_CONTEXT_H
#define DBALLE_DB_V5_CONTEXT_H
/** @file
* @ingroup db
*
* Context table management used by the db module.
*/
#include <dballe/db/odbcworkarounds.h>
#include <sqltypes.h>
#include <cstdio>
namespace dballe {
namespace db {
struct Connection;
struct Statement;
namespace v5 {
struct DB;
/**
* Precompiled queries to manipulate the context table
*/
struct Context
{
/**
* DB connection.
*/
v5::DB& db;
/** Precompiled select statement */
db::Statement* sstm;
/** Precompiled select data statement */
db::Statement* sdstm;
/** Precompiled insert statement */
db::Statement* istm;
/** Precompiled delete statement */
db::Statement* dstm;
/** Context ID SQL parameter */
DBALLE_SQL_C_SINT_TYPE id;
/** Station ID SQL parameter */
DBALLE_SQL_C_SINT_TYPE id_station;
/** Report ID SQL parameter */
DBALLE_SQL_C_SINT_TYPE id_report;
/** Date SQL parameter */
SQL_TIMESTAMP_STRUCT date;
/** First level type SQL parameter */
DBALLE_SQL_C_SINT_TYPE ltype1;
/** Level L1 SQL parameter */
DBALLE_SQL_C_SINT_TYPE l1;
/** Second level type SQL parameter */
DBALLE_SQL_C_SINT_TYPE ltype2;
/** Level L2 SQL parameter */
DBALLE_SQL_C_SINT_TYPE l2;
/** Time range type SQL parameter */
DBALLE_SQL_C_SINT_TYPE pind;
/** Time range P1 SQL parameter */
DBALLE_SQL_C_SINT_TYPE p1;
/** Time range P2 SQL parameter */
DBALLE_SQL_C_SINT_TYPE p2;
Context(v5::DB& db);
~Context();
/**
* Get the context id for the current context data.
*
* @return
* The database ID, or -1 if no existing context entry matches the given values
*/
int get_id();
/**
* Get context information given a context ID
*
* @param id
* ID of the context to query
*/
void get_data(int id);
/**
* Get the context id for a station info context.
*
* id_station and id_report must be filled in for the query.
*
* @return
* The database ID
*/
int obtain_station_info();
/**
* Insert a new context in the database
*
* @return
* The ID of the newly inserted context
*/
int insert();
/**
* Remove a context record
*/
void remove();
/**
* Dump the entire contents of the table to an output stream
*/
void dump(FILE* out);
private:
// disallow copy
Context(const Context&);
Context& operator=(const Context&);
};
} // namespace v5
} // namespace db
} // namespace dballe
/* vim:set ts=4 sw=4: */
#endif
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