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
|
// $Id$
#include "ace/Shared_Memory_MM.h"
#if !defined (__ACE_INLINE__)
#include "ace/Shared_Memory_MM.inl"
#endif /* __ACE_INLINE__ */
ACE_RCSID (ace,
Shared_Memory_MM,
"$Id$")
ACE_BEGIN_VERSIONED_NAMESPACE_DECL
ACE_ALLOC_HOOK_DEFINE(ACE_Shared_Memory_MM)
void
ACE_Shared_Memory_MM::dump (void) const
{
#if defined (ACE_HAS_DUMP)
ACE_TRACE ("ACE_Shared_Memory_MM::dump");
#endif /* ACE_HAS_DUMP */
}
// Creates a shared memory segment of SIZE bytes.
ACE_Shared_Memory_MM::ACE_Shared_Memory_MM (ACE_HANDLE handle,
int length,
int prot,
int share,
char *addr,
off_t pos)
: shared_memory_ (handle, length, prot, share, addr, pos)
{
ACE_TRACE ("ACE_Shared_Memory_MM::ACE_Shared_Memory_MM");
}
ACE_Shared_Memory_MM::ACE_Shared_Memory_MM (const ACE_TCHAR *file_name,
int len,
int flags,
int mode,
int prot,
int share,
char *addr,
off_t pos)
: shared_memory_ (file_name, len, flags, mode,
prot, share, addr, pos)
{
ACE_TRACE ("ACE_Shared_Memory_MM::ACE_Shared_Memory_MM");
}
// The "do-nothing" constructor.
ACE_Shared_Memory_MM::ACE_Shared_Memory_MM (void)
{
ACE_TRACE ("ACE_Shared_Memory_MM::ACE_Shared_Memory_MM");
}
// The overall size of the segment.
int
ACE_Shared_Memory_MM::get_segment_size (void) const
{
ACE_TRACE ("ACE_Shared_Memory_MM::get_segment_size");
// This cast is legit since the original length in open() is an int.
return static_cast<int> (this->shared_memory_.size ());
}
// Unmaps the shared memory segment.
int
ACE_Shared_Memory_MM::remove (void)
{
ACE_TRACE ("ACE_Shared_Memory_MM::remove");
return shared_memory_.remove ();
}
// Closes (unmaps) the shared memory segment.
int
ACE_Shared_Memory_MM::close (void)
{
ACE_TRACE ("ACE_Shared_Memory_MM::close");
return shared_memory_.unmap ();
}
void *
ACE_Shared_Memory_MM::malloc (size_t)
{
ACE_TRACE ("ACE_Shared_Memory_MM::malloc");
void *addr;
return this->shared_memory_ (addr) == -1 ? 0 : addr;
}
ACE_HANDLE
ACE_Shared_Memory_MM::get_id (void) const
{
ACE_TRACE ("ACE_Shared_Memory_MM::get_id");
return this->shared_memory_.handle ();
}
int
ACE_Shared_Memory_MM::free (void *p)
{
ACE_TRACE ("ACE_Shared_Memory_MM::free");
return p != 0;
}
ACE_END_VERSIONED_NAMESPACE_DECL
|
