func Connect(dsn string, params ...interface{}) (conn *Connection, err *ODBCError) {
var h C.SQLHANDLE
ret := C.SQLAllocHandle(C.SQL_HANDLE_DBC, Genv, &h)
if !Success(ret) {
err := FormatError(C.SQL_HANDLE_DBC, h)
return nil, err
}
var stringLength2 C.SQLSMALLINT
outBuf := make([]byte, BUFFER_SIZE*2)
outConnectionString := (*C.SQLWCHAR)(unsafe.Pointer(&outBuf[0]))
ret = C.SQLDriverConnectW(C.SQLHDBC(h),
C.SQLHWND(unsafe.Pointer(uintptr(0))),
(*C.SQLWCHAR)(unsafe.Pointer(StringToUTF16Ptr(dsn))),
C.SQL_NTS,
outConnectionString,
BUFFER_SIZE,
&stringLength2,
C.SQL_DRIVER_NOPROMPT)
if !Success(ret) {
err := FormatError(C.SQL_HANDLE_DBC, h)
return nil, err
}
return &Connection{Dbc: h, connected: true}, nil
}
func SQLDriverConnect(connectionHandle SQLHDBC, windowHandle SQLHWND, inConnectionString *SQLWCHAR, stringLength1 SQLSMALLINT, outConnectionString *SQLWCHAR, bufferLength SQLSMALLINT, stringLength2Ptr *SQLSMALLINT, driverCompletion SQLUSMALLINT) (ret SQLRETURN) {
r := C.SQLDriverConnectW(C.SQLHDBC(connectionHandle), C.SQLHWND(windowHandle), (*C.SQLWCHAR)(unsafe.Pointer(inConnectionString)), C.SQLSMALLINT(stringLength1), (*C.SQLWCHAR)(unsafe.Pointer(outConnectionString)), C.SQLSMALLINT(bufferLength), (*C.SQLSMALLINT)(stringLength2Ptr), C.SQLUSMALLINT(driverCompletion))
return SQLRETURN(r)
}