pipe.h
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1 /*
2  *
3  * D-Bus++ - C++ bindings for D-Bus
4  *
5  * Copyright (C) 2005-2007 Paolo Durante <shackan@gmail.com>
6  *
7  *
8  * This library is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU Lesser General Public
10  * License as published by the Free Software Foundation; either
11  * version 2.1 of the License, or (at your option) any later version.
12  *
13  * This library is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16  * Lesser General Public License for more details.
17  *
18  * You should have received a copy of the GNU Lesser General Public
19  * License along with this library; if not, write to the Free Software
20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21  *
22  */
23 
24 #ifndef DBUSXX_PIPE_H
25 #define DBUSXX_PIPE_H
26 
27 /* Project */
28 #include "api.h"
29 
30 /* STD */
31 #include <cstdlib>
32 
33 #include <sys/types.h>
34 
35 namespace DBus
36 {
37 
38 class DXXAPI Pipe
39 {
40 public:
47  void write(const void *buffer, unsigned int nbytes);
48 
49  ssize_t read(void *buffer, unsigned int &nbytes);
50 
55  void signal();
56 
57 private:
58  void(*_handler)(const void *data, void *buffer, unsigned int nbyte);
59  int _fd_write;
60  int _fd_read;
61  const void *_data;
62 
63  // allow construction only in BusDispatcher
64  Pipe(void(*handler)(const void *data, void *buffer, unsigned int nbyte), const void *data);
65  ~Pipe() {};
66 
67  friend class BusDispatcher;
68 };
69 
70 } /* namespace DBus */
71 
72 #endif // DBUSXX_PIPE_H
const void * _data
Definition: pipe.h:61
int _fd_read
Definition: pipe.h:60
~Pipe()
Definition: pipe.h:65
int _fd_write
Definition: pipe.h:59
#define DXXAPI
Definition: api.h:36