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
95
96
97
98
|
/**
* $Id$
*
* Home Automation Status server. Sample code from The ACE Programmer's Guide,
* Copyright 2003 Addison-Wesley. All Rights Reserved.
*/
#include "ace/OS_NS_string.h"
#include "ace/Configuration.h"
#include "ace/Configuration_Import_Export.h"
#include "ace/Get_Opt.h"
#include "ace/Log_Msg.h"
#include "ace/INET_Addr.h"
#include "ace/Service_Object.h"
class HA_Status : public ACE_Service_Object
{
public:
virtual int init (int argc, ACE_TCHAR *argv[]);
private:
ACE_INET_Addr listen_addr_;
};
int
HA_Status::init (int argc, ACE_TCHAR *argv[])
{
// Do ACE_Get_Opt and get conf file name, read out the sections
// and print the names.
// Listing 1 code/ch04
static const ACE_TCHAR options[] = ACE_TEXT (":f:");
ACE_Get_Opt cmd_opts (argc, argv, options);
if (cmd_opts.long_option
(ACE_TEXT ("config"), 'f', ACE_Get_Opt::ARG_REQUIRED) == -1)
return -1;
int option;
ACE_TCHAR config_file[MAXPATHLEN];
ACE_OS::strcpy (config_file, ACE_TEXT ("HAStatus.conf"));
while ((option = cmd_opts ()) != EOF)
switch (option) {
case 'f':
ACE_OS::strncpy (config_file,
cmd_opts.opt_arg (),
MAXPATHLEN);
break;
case ':':
ACE_ERROR_RETURN
((LM_ERROR, ACE_TEXT ("-%c requires an argument\n"),
cmd_opts.opt_opt ()), -1);
default:
ACE_ERROR_RETURN
((LM_ERROR, ACE_TEXT ("Parse error.\n")), -1);
}
// Listing 1
// Listing 2 code/ch04
ACE_Configuration_Heap config;
if (config.open () == -1)
ACE_ERROR_RETURN
((LM_ERROR, ACE_TEXT ("%p\n"), ACE_TEXT ("config")), -1);
ACE_Registry_ImpExp config_importer (config);
if (config_importer.import_config (config_file) == -1)
ACE_ERROR_RETURN
((LM_ERROR, ACE_TEXT ("%p\n"), config_file), -1);
ACE_Configuration_Section_Key status_section;
if (config.open_section (config.root_section (),
ACE_TEXT ("HAStatus"),
0,
status_section) == -1)
ACE_ERROR_RETURN ((LM_ERROR, ACE_TEXT ("%p\n"),
ACE_TEXT ("Can't open HAStatus section")),
-1);
u_int status_port;
if (config.get_integer_value (status_section,
ACE_TEXT ("ListenPort"),
status_port) == -1)
ACE_ERROR_RETURN
((LM_ERROR,
ACE_TEXT ("HAStatus ListenPort does not exist\n")),
-1);
this->listen_addr_.set (static_cast<u_short> (status_port));
// Listing 2
return 0;
}
int
ACE_TMAIN (int argc, ACE_TCHAR *argv[])
{
HA_Status status;
status.init (argc, argv);
return 0;
}
|
