HW-SD  1.0.0
module.h
1 
2 /* Copyright (c) 2011, Stefan Eilemann <eile@eyescale.ch>
3  *
4  * This library is free software; you can redistribute it and/or modify it under
5  * the terms of the GNU Lesser General Public License version 2.1 as published
6  * by the Free Software Foundation.
7  *
8  * This library is distributed in the hope that it will be useful, but WITHOUT
9  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
10  * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
11  * details.
12  *
13  * You should have received a copy of the GNU Lesser General Public License
14  * along with this library; if not, write to the Free Software Foundation, Inc.,
15  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
16  */
17 
18 #ifndef HWSD_MODULE_H
19 #define HWSD_MODULE_H
20 
21 #include <hwsd/api.h>
22 
23 #include <lunchbox/uuid.h>
24 
25 #include <string>
26 
27 namespace hwsd
28 {
29 namespace detail
30 {
31  class Module;
32 }
34  template< typename T > class Module
35  {
36  public:
38  Module();
39 
41  virtual ~Module();
42 
50  virtual bool announce( const std::string& session ) const;
51 
53  virtual T discover() const = 0;
54 
55  HWSD_INL static Module< T >* stack_;
56  Module< T >* next_;
57  };
58 }
59 
60 #include "module.ipp" // template implementation
61 
62 #endif // HWSD_MODULE_H