1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
|
/*
Copyright (C) 2009 Red Hat, Inc.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _H_NAMED_PIPE
#define _H_NAMED_PIPE
#include <windows.h>
#include "process_loop.h"
#include "event_sources.h"
#include "platform.h"
#define PIPE_BUF_SIZE 8192
class WinConnection;
class PipeBuffer: public EventSources::Handle {
public:
PipeBuffer(HANDLE pipe, ProcessLoop& process_loop);
~PipeBuffer();
void set_handler(NamedPipe::ConnectionInterface* handler) { _handler = handler;}
DWORD get_overlapped_bytes();
protected:
NamedPipe::ConnectionInterface *_handler;
OVERLAPPED _overlap;
HANDLE _pipe;
uint32_t _start;
uint32_t _end;
uint8_t _data[PIPE_BUF_SIZE];
bool _pending;
ProcessLoop& _process_loop;
};
class PipeReader: public PipeBuffer {
public:
PipeReader(HANDLE pipe, ProcessLoop& process_loop) : PipeBuffer(pipe, process_loop) {}
int32_t read(uint8_t *buf, int32_t size);
void on_event();
};
class PipeWriter: public PipeBuffer {
public:
PipeWriter(HANDLE pipe, ProcessLoop& process_loop) : PipeBuffer(pipe, process_loop) {}
int32_t write(const uint8_t *buf, int32_t size);
void on_event();
};
class WinConnection {
public:
WinConnection(HANDLE pipe, ProcessLoop& process_loop);
~WinConnection();
int32_t read(uint8_t *buf, int32_t size);
int32_t write(const uint8_t *buf, int32_t size);
void set_handler(NamedPipe::ConnectionInterface* handler);
private:
HANDLE _pipe;
PipeWriter _writer;
PipeReader _reader;
};
class WinListener: public EventSources::Handle {
public:
WinListener(const char *name, NamedPipe::ListenerInterface &listener_interface,
ProcessLoop& process_loop);
~WinListener();
void on_event();
private:
void create_pipe();
private:
TCHAR *_pipename;
NamedPipe::ListenerInterface &_listener_interface;
OVERLAPPED _overlap;
HANDLE _pipe;
ProcessLoop& _process_loop;
};
#endif
|
