1// Copyright 2011 The Kyua Authors. 2// All rights reserved. 3// 4// Redistribution and use in source and binary forms, with or without 5// modification, are permitted provided that the following conditions are 6// met: 7// 8// * Redistributions of source code must retain the above copyright 9// notice, this list of conditions and the following disclaimer. 10// * Redistributions in binary form must reproduce the above copyright 11// notice, this list of conditions and the following disclaimer in the 12// documentation and/or other materials provided with the distribution. 13// * Neither the name of Google Inc. nor the names of its contributors 14// may be used to endorse or promote products derived from this software 15// without specific prior written permission. 16// 17// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 20// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 21// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 22// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 23// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 27// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 29#include "utils/sqlite/c_gate.hpp" 30 31#include "utils/fs/path.hpp" 32#include "utils/optional.ipp" 33#include "utils/sqlite/database.hpp" 34 35namespace sqlite = utils::sqlite; 36 37using utils::none; 38 39 40/// Creates a new gateway to an existing C++ SQLite database. 41/// 42/// \param database_ The database to connect to. This object must remain alive 43/// while the newly-constructed database_c_gate is alive. 44sqlite::database_c_gate::database_c_gate(database& database_) : 45 _database(database_) 46{ 47} 48 49 50/// Destructor. 51/// 52/// Destroying this object has no implications on the life cycle of the SQLite 53/// database. Only the corresponding database object controls when the SQLite 3 54/// database is closed. 55sqlite::database_c_gate::~database_c_gate(void) 56{ 57} 58 59 60/// Creates a C++ database for a C SQLite 3 database. 61/// 62/// \warning The created database object does NOT own the C database. You must 63/// take care to properly destroy the input sqlite3 when you are done with it to 64/// not leak resources. 65/// 66/// \param raw_database The raw database to wrap temporarily. 67/// 68/// \return The wrapped database without strong ownership on the input database. 69sqlite::database 70sqlite::database_c_gate::connect(::sqlite3* raw_database) 71{ 72 return database(none, static_cast< void* >(raw_database), false); 73} 74 75 76/// Returns the C native SQLite 3 database. 77/// 78/// \return A native sqlite3 object holding the SQLite 3 C API database. 79::sqlite3* 80sqlite::database_c_gate::c_database(void) 81{ 82 return static_cast< ::sqlite3* >(_database.raw_database()); 83} 84