This is a wrapper for System V shared memory.
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#include <SV_Shared_Memory.h>
List of all members.
Public Member Functions |
| ACE_SV_Shared_Memory (void) |
| ACE_SV_Shared_Memory (key_t external_id, size_t size, int create, int perms=ACE_DEFAULT_FILE_PERMS, void *virtual_addr=0, int flags=0) |
| ACE_SV_Shared_Memory (ACE_HANDLE internal_id, int flags=0) |
int | open (key_t external_id, size_t size, int create=ACE_SV_Shared_Memory::ACE_OPEN, int perms=ACE_DEFAULT_FILE_PERMS) |
int | open_and_attach (key_t external_id, size_t size, int create=ACE_SV_Shared_Memory::ACE_OPEN, int perms=ACE_DEFAULT_FILE_PERMS, void *virtual_addr=0, int flags=0) |
int | attach (void *virtual_addr=0, int flags=0) |
| Attach this shared memory segment.
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int | detach (void) |
| Detach this shared memory segment.
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int | remove (void) |
| Remove this shared memory segment.
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int | control (int cmd, void *buf) |
| Forward to underlying System V <shmctl>.
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void * | get_segment_ptr (void) const |
size_t | get_segment_size (void) const |
ACE_HANDLE | get_id (void) const |
| Return the ID of the shared memory segment (i.e., an ACE_HANDLE).
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void | dump (void) const |
| Dump the state of an object.
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Protected Member Functions |
size_t | round_up (size_t len) |
| Round up to an appropriate page size.
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Protected Attributes |
ACE_HANDLE | internal_id_ |
| Internal identifier.
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size_t | size_ |
| Size of the mapped segment.
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void * | segment_ptr_ |
| Pointer to the beginning of the segment.
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Detailed Description
This is a wrapper for System V shared memory.
Member Enumeration Documentation
- Enumerator:
ALIGN_WORDB |
Most restrictive alignment.
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Constructor & Destructor Documentation
ACE_SV_Shared_Memory::ACE_SV_Shared_Memory |
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void |
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ACE_SV_Shared_Memory::ACE_SV_Shared_Memory |
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key_t |
external_id, |
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size_t |
size, |
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int |
create, |
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int |
perms = ACE_DEFAULT_FILE_PERMS , |
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void * |
virtual_addr = 0 , |
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int |
flags = 0 |
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) |
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ACE_SV_Shared_Memory::ACE_SV_Shared_Memory |
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ACE_HANDLE |
internal_id, |
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int |
flags = 0 |
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) |
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Member Function Documentation
int ACE_SV_Shared_Memory::attach |
( |
void * |
virtual_addr = 0 , |
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int |
flags = 0 |
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) |
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inline |
Attach this shared memory segment.
int ACE_SV_Shared_Memory::control |
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int |
cmd, |
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void * |
buf |
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) |
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inline |
Forward to underlying System V <shmctl>.
int ACE_SV_Shared_Memory::detach |
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void |
| ) |
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inline |
Detach this shared memory segment.
void ACE_SV_Shared_Memory::dump |
( |
void |
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const |
Dump the state of an object.
ACE_HANDLE ACE_SV_Shared_Memory::get_id |
( |
void |
| ) |
const |
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inline |
Return the ID of the shared memory segment (i.e., an ACE_HANDLE).
void * ACE_SV_Shared_Memory::get_segment_ptr |
( |
void |
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const |
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inline |
size_t ACE_SV_Shared_Memory::get_segment_size |
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void |
| ) |
const |
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inline |
int ACE_SV_Shared_Memory::remove |
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void |
| ) |
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inline |
Remove this shared memory segment.
size_t ACE_SV_Shared_Memory::round_up |
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size_t |
len | ) |
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inlineprotected |
Round up to an appropriate page size.
Member Data Documentation
ACE_SV_Shared_Memory::ACE_ALLOC_HOOK_DECLARE |
Declare the dynamic allocation hooks.
ACE_HANDLE ACE_SV_Shared_Memory::internal_id_ |
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protected |
void* ACE_SV_Shared_Memory::segment_ptr_ |
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protected |
Pointer to the beginning of the segment.
size_t ACE_SV_Shared_Memory::size_ |
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protected |
Size of the mapped segment.
The documentation for this class was generated from the following files: