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
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
|
// MEM_Connector.cpp
// $Id$
#include "ace/MEM_Connector.h"
ACE_RCSID(ace, MEM_Connector, "$Id$")
#if (ACE_HAS_POSITION_INDEPENDENT_POINTERS == 1)
#if defined (ACE_LACKS_INLINE_FUNCTIONS)
#include "ace/MEM_Connector.i"
#endif
ACE_ALLOC_HOOK_DEFINE(ACE_MEM_Connector)
void
ACE_MEM_Connector::dump (void) const
{
ACE_TRACE ("ACE_MEM_Connector::dump");
ACE_DEBUG ((LM_DEBUG, ACE_BEGIN_DUMP, this));
ACE_DEBUG ((LM_DEBUG, ACE_LIB_TEXT ("\n")));
ACE_DEBUG ((LM_DEBUG, ACE_END_DUMP));
}
ACE_MEM_Connector::ACE_MEM_Connector (void)
: malloc_options_ (ACE_DEFAULT_BASE_ADDR, 0),
preferred_strategy_ (ACE_MEM_IO::Reactive)
{
ACE_TRACE ("ACE_MEM_Connector::ACE_MEM_Connector");
}
// Establish a connection.
ACE_MEM_Connector::ACE_MEM_Connector (ACE_MEM_Stream &new_stream,
const ACE_INET_Addr &remote_sap,
ACE_Time_Value *timeout,
const ACE_Addr &local_sap,
int reuse_addr,
int flags,
int perms)
: malloc_options_ (ACE_DEFAULT_BASE_ADDR, 0),
preferred_strategy_ (ACE_MEM_IO::Reactive)
{
ACE_TRACE ("ACE_MEM_Connector::ACE_MEM_Connector");
// This is necessary due to the weird inheritance relationships of
// ACE_MEM_Stream.
this->connect (new_stream,
remote_sap,
timeout,
local_sap,
reuse_addr,
flags,
perms);
}
int
ACE_MEM_Connector::connect (ACE_MEM_Stream &new_stream,
const ACE_INET_Addr &remote_sap,
ACE_Time_Value *timeout,
const ACE_Addr &local_sap,
int reuse_addr,
int flags,
int perms)
{
ACE_TRACE ("ACE_MEM_Connector::connect");
if (!this->address_.same_host (remote_sap))
ACE_ERROR_RETURN ((LM_ERROR,
ACE_LIB_TEXT ("(%P|%t) MEM_Connector can't connect ")
ACE_LIB_TEXT ("to %s:%d which is not a local endpoint"),
remote_sap.get_host_name (),
remote_sap.get_port_number ()),
-1);
else
this->address_.set_port_number (remote_sap.get_port_number ());
ACE_SOCK_Stream temp_stream;
if (ACE_SOCK_Connector::connect (temp_stream,
this->address_.get_local_addr (),
timeout, local_sap,
reuse_addr, flags, perms) == -1)
ACE_ERROR_RETURN ((LM_DEBUG,
ACE_LIB_TEXT ("%p\n"),
ACE_LIB_TEXT ("ACE_MEM_Connector::connect")),
-1);
ACE_HANDLE new_handle = temp_stream.get_handle ();
new_stream.set_handle (new_handle);
new_stream.disable (ACE_NONBLOCK);
// Do not close the handle.
// now we should setup the mmap malloc.
ACE_TCHAR buf[MAXPATHLEN];
// @@ Need to handle timeout here.
ACE_INT16 server_strategy = ACE_MEM_IO::Reactive;
// Receive the signaling strategy theserver support.
if (ACE::recv (new_handle, &server_strategy,
sizeof (ACE_INT16)) == -1)
ACE_ERROR_RETURN ((LM_DEBUG,
ACE_LIB_TEXT ("ACE_MEM_Connector::connect error receiving strategy\n")),
-1);
// If either side don't support MT, we will not use it.
#if defined (ACE_WIN32) || !defined (_ACE_USE_SV_SEM)
if (! (this->preferred_strategy_ == ACE_MEM_IO::MT &&
server_strategy == ACE_MEM_IO::MT))
#endif /* ACE_WIN32 || !_ACE_USE_SV_SEM */
server_strategy = ACE_MEM_IO::Reactive;
if (ACE::send (new_handle, &server_strategy,
sizeof (ACE_INT16)) == -1)
ACE_ERROR_RETURN ((LM_DEBUG,
ACE_LIB_TEXT ("ACE_MEM_Connector::connect error sending strategy\n")),
-1);
ACE_INT16 buf_len;
// Byte-order is not a problem for this read.
if (ACE::recv (new_handle, &buf_len, sizeof (buf_len)) == -1)
ACE_ERROR_RETURN ((LM_DEBUG,
ACE_LIB_TEXT ("ACE_MEM_Connector::connect error receiving shm filename length\n")),
-1);
if (ACE::recv (new_handle, buf, buf_len) == -1)
ACE_ERROR_RETURN ((LM_DEBUG,
ACE_LIB_TEXT ("ACE_MEM_Connector::connect error receiving shm filename.\n")),
-1);
if (new_stream.init (buf, ACE_static_cast (ACE_MEM_IO::Signal_Strategy, server_strategy),
&this->malloc_options_) == -1)
return -1;
return 0;
}
#endif /* ACE_HAS_POSITION_INDEPENDENT_POINTERS == 1 */
|
