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
|
// $Id$
#include "ace/Service_Config.h"
#include "ace/Reactor.h"
#include "ace/Event_Handler.h"
#include "ace/FIFO_Recv_Msg.h"
#include "ace/Log_Msg.h"
#include "ace/OS_NS_unistd.h"
#include "ace/OS_NS_stropts.h"
ACE_RCSID(FIFO, server, "$Id$")
class FIFO_Recv_Handler : public ACE_Event_Handler
{
public:
FIFO_Recv_Handler (void);
~FIFO_Recv_Handler (void);
virtual ACE_HANDLE get_handle (void) const;
virtual int handle_input (ACE_HANDLE fd);
private:
ACE_FIFO_Recv_Msg fifo_reader_;
};
FIFO_Recv_Handler::FIFO_Recv_Handler (void)
{
ACE_OS::unlink (ACE_DEFAULT_RENDEZVOUS);
// Make sure to open the FIFO with the "persistent" flag enabled
// (which is the default).
if (this->fifo_reader_.open (ACE_DEFAULT_RENDEZVOUS) == -1)
ACE_ERROR ((LM_ERROR, ACE_TEXT ("%p\n"), ACE_TEXT ("open")));
// Register with the Reactor.
if (ACE_Reactor::instance ()->register_handler
(this, ACE_Event_Handler::READ_MASK) == -1)
ACE_ERROR ((LM_ERROR, ACE_TEXT ("%p\n"), ACE_TEXT ("register_handler")));
}
ACE_HANDLE
FIFO_Recv_Handler::get_handle (void) const
{
return this->fifo_reader_.get_handle ();
}
FIFO_Recv_Handler::~FIFO_Recv_Handler (void)
{
this->fifo_reader_.close ();
this->fifo_reader_.remove ();
}
int
FIFO_Recv_Handler::handle_input (ACE_HANDLE)
{
char buf[BUFSIZ];
ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("handle_input\n")));
ACE_Str_Buf msg (buf, 0, sizeof buf);
ssize_t n = this->fifo_reader_.recv (msg);
if (n < 0)
ACE_ERROR_RETURN ((LM_ERROR, ACE_TEXT ("%p\n"), ACE_TEXT ("recv")), -1);
else
{
ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("msg.len = %d, n = %d\n"), msg.len, n));
if (msg.len > 0)
{
// Do some work in here...
ACE_DEBUG ((LM_DEBUG, ACE_TEXT ("msg.buf = %C\n"), msg.buf));
}
return 0;
}
}
int
ACE_TMAIN (int, ACE_TCHAR *argv[])
{
ACE_Service_Config daemon (argv[0]);
FIFO_Recv_Handler fr_handler;
ACE_Reactor::instance ()->run_reactor_event_loop ();
return 0;
}
|
