1// Copyright 2011 The Kyua Authors.
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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