L4Re - L4 Runtime Environment
vcon_stream.h
1 /*
2  * (c) 2010 Alexander Warg <warg@os.inf.tu-dresden.de>
3  * economic rights: Technische Universit├Ąt Dresden (Germany)
4  *
5  * This file is part of TUD:OS and distributed under the terms of the
6  * GNU General Public License 2.
7  * Please see the COPYING-GPL-2 file for details.
8  *
9  * As a special exception, you may use this file as part of a free software
10  * library without restriction. Specifically, if other files instantiate
11  * templates or use macros or inline functions from this file, or you compile
12  * this file and link it with other files to produce an executable, this
13  * file does not by itself cause the resulting executable to be covered by
14  * the GNU General Public License. This exception does not however
15  * invalidate any other reasons why the executable file might be covered by
16  * the GNU General Public License.
17  */
18 #pragma once
19 
20 #include <l4/sys/capability>
21 #include <l4/sys/vcon>
22 #include <l4/sys/semaphore>
23 
24 #include <l4/l4re_vfs/backend>
25 
26 namespace L4Re { namespace Core {
27 
28 class Vcon_stream : public L4Re::Vfs::Be_file_stream
29 {
30 private:
33 
34 public:
35  explicit Vcon_stream(L4::Cap<L4::Vcon> s) throw();
36 
37  ssize_t readv(const struct iovec*, int iovcnt) throw();
38  ssize_t writev(const struct iovec*, int iovcnt) throw();
39  int fstat64(struct stat64 *buf) const throw();
40  int get_status_flags() const throw() { return O_RDWR; }
41  int set_status_flags(long) throw() { return 0; }
42  int ioctl(unsigned long request, va_list args) throw();
43 
44  ~Vcon_stream() throw() {}
45  void operator delete (void *) {}
46 };
47 
48 }}
L4Re C++ Interfaces.
Definition: cmd_control:15
L4::Cap related definitions.
Virtual console interface.
Semaphore class definition.