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39 
40 #ifndef QSQL_ODBC_H
41 #define QSQL_ODBC_H
42 
43 //
44 //  W A R N I N G
45 //  -------------
46 //
47 // This file is not part of the Qt API.  It exists purely as an
48 // implementation detail.  This header file may change from version to
49 // version without notice, or even be removed.
50 //
51 // We mean it.
52 //
53 
54 #include <QtSql/qsqldriver.h>
55 
56 #if defined (Q_OS_WIN32)
57 #include <QtCore/qt_windows.h>
58 #endif
59 
60 #ifdef QT_PLUGIN
61 #define Q_EXPORT_SQLDRIVER_ODBC
62 #else
63 #define Q_EXPORT_SQLDRIVER_ODBC Q_SQL_EXPORT
64 #endif
65 
66 #ifdef Q_OS_UNIX
67 #define HAVE_LONG_LONG 1 // force UnixODBC NOT to fall back to a struct for BIGINTs
68 #endif
69 
70 #if defined(Q_CC_BOR)
71 // workaround for Borland to make sure that SQLBIGINT is defined
72 #  define _MSC_VER 900
73 #endif
74 #include <sql.h>
75 #if defined(Q_CC_BOR)
76 #  undef _MSC_VER
77 #endif
78 
79 #include <sqlext.h>
80 
81 QT_BEGIN_NAMESPACE
82 
83 class QODBCDriverPrivate;
84 
85 class Q_EXPORT_SQLDRIVER_ODBC QODBCDriver : public QSqlDriver
86 {
87     Q_DECLARE_PRIVATE(QODBCDriver)
88     Q_OBJECT
89     friend class QODBCResultPrivate;
90 
91 public:
92     explicit QODBCDriver(QObject *parent=nullptr);
93     QODBCDriver(SQLHANDLE env, SQLHANDLE con, QObject * parent=nullptr);
94     virtual ~QODBCDriver();
95     bool hasFeature(DriverFeature f) const override;
96     void close() override;
97     QSqlResult *createResult() const override;
98     QStringList tables(QSql::TableType) const override;
99     QSqlRecord record(const QString &tablename) const override;
100     QSqlIndex primaryIndex(const QString &tablename) const override;
101     QVariant handle() const override;
102     QString formatValue(const QSqlField &field,
103                         bool trimStrings) const override;
104     bool open(const QString &db,
105               const QString &user,
106               const QString &password,
107               const QString &host,
108               int port,
109               const QString &connOpts) override;
110 
111     QString escapeIdentifier(const QString &identifier, IdentifierType type) const override;
112 
113     bool isIdentifierEscaped(const QString &identifier, IdentifierType type) const override;
114 
115 protected:
116     bool beginTransaction() override;
117     bool commitTransaction() override;
118     bool rollbackTransaction() override;
119 
120 private:
121     bool endTrans();
122     void cleanup();
123 };
124 
125 QT_END_NAMESPACE
126 
127 #endif // QSQL_ODBC_H
128