first commit for openGauss connect odbc code

win_setup.h

@@ -0,0 +1,27 @@
+#ifndef	_WIN_SETUP_H__
+#define	_WIN_SETUP_H__
+
+#ifndef INTFUNC
+#define INTFUNC  __stdcall
+#endif /* INTFUNC */
+#define	MAXDSNAME	(32+1)	/* Max data source name length */
+/* Globals */
+/* NOTE:  All these are used by the dialog procedures */
+typedef struct tagSETUPDLG
+{
+	HWND		hwndParent;		/* Parent window handle */
+	LPCSTR		lpszDrvr;		/* Driver description */
+	ConnInfo	ci;
+	char		szDSN[MAXDSNAME];		/* Original data source name */
+	BOOL		fNewDSN;		/* New data source flag */
+	BOOL		fDefault;		/* Default data source flag */
+
+}	SETUPDLG, * LPSETUPDLG;
+
+/* Prototypes */
+LRESULT CALLBACK ConfigDlgProc(HWND hdlg, UINT wMsg, WPARAM wParam, LPARAM lParam);
+BOOL INTFUNC ChangeDriverName(HWND hwnd, LPSETUPDLG lpsetupdlg, LPCSTR driver_name);
+
+void test_connection(HANDLE hwnd, ConnInfo *ci, BOOL withDTC);
+
+#endif /* _WIN_SETUP_H__ */