freebsd-skq/contrib/kyua/utils/sqlite/c_gate.hpp
Brooks Davis b0d29bc47d Import the kyua test framework.
Having kyua in the base system will simplify automated testing in CI and
eliminates bootstrapping issues on new platforms.

The build of kyua is controlled by WITH(OUT)_TESTS_SUPPORT.

Reviewed by:	emaste
Obtained from:	CheriBSD
Sponsored by:	DARPA
Differential Revision:	https://reviews.freebsd.org/D24103
2020-03-23 19:01:23 +00:00

75 lines
2.7 KiB
C++

// Copyright 2011 The Kyua Authors.
// 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.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
// * Neither the name of Google Inc. 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.
/// \file c_gate.hpp
/// Provides direct access to the C state of the SQLite wrappers.
#if !defined(UTILS_SQLITE_C_GATE_HPP)
#define UTILS_SQLITE_C_GATE_HPP
#include "utils/sqlite/c_gate_fwd.hpp"
extern "C" {
#include <sqlite3.h>
}
#include "utils/sqlite/database_fwd.hpp"
namespace utils {
namespace sqlite {
/// Gateway to the raw C database of SQLite 3.
///
/// This class provides a mechanism to muck with the internals of the database
/// wrapper class.
///
/// \warning The use of this class is discouraged. By using this class, you are
/// entering the world of unsafety. Anything you do through the objects exposed
/// through this class will not be controlled by RAII patterns not validated in
/// any other way, so you can end up corrupting the SQLite 3 state and later get
/// crashes on otherwise perfectly-valid C++ code.
class database_c_gate {
/// The C++ database that this class wraps.
database& _database;
public:
database_c_gate(database&);
~database_c_gate(void);
static database connect(::sqlite3*);
::sqlite3* c_database(void);
};
} // namespace sqlite
} // namespace utils
#endif // !defined(UTILS_SQLITE_C_GATE_HPP)