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Diffstat (limited to 'ace/Shared_Memory_MM.h')
-rw-r--r-- | ace/Shared_Memory_MM.h | 116 |
1 files changed, 0 insertions, 116 deletions
diff --git a/ace/Shared_Memory_MM.h b/ace/Shared_Memory_MM.h deleted file mode 100644 index 1ea201be975..00000000000 --- a/ace/Shared_Memory_MM.h +++ /dev/null @@ -1,116 +0,0 @@ -/* -*- C++ -*- */ - -//============================================================================= -/** - * @file Shared_Memory_MM.h - * - * $Id$ - * - * @author Doug Schmidt - */ -//============================================================================= - - -#ifndef ACE_SHARED_MALLOC_MM_H -#define ACE_SHARED_MALLOC_MM_H -#include "ace/pre.h" - -#include "ace/Shared_Memory.h" - -#if !defined (ACE_LACKS_PRAGMA_ONCE) -# pragma once -#endif /* ACE_LACKS_PRAGMA_ONCE */ - -#include "ace/Mem_Map.h" - -/** - * @class ACE_Shared_Memory_MM - * - * @brief Shared memory wrapper based on MMAP. - * - * This class provides a very simple-minded shared memory - * manager. For more a powerful memory allocator please see - * <ACE_Malloc>. - */ -class ACE_Export ACE_Shared_Memory_MM : public ACE_Shared_Memory -{ -public: - // = Initialization and termination methods. - /// Default constructor. - ACE_Shared_Memory_MM (void); - - /// Constructor. - ACE_Shared_Memory_MM (ACE_HANDLE handle, - int length = -1, - int prot = PROT_RDWR, - int share = ACE_MAP_PRIVATE, - char *addr = 0, - off_t pos = 0); - - /// Constructor. - ACE_Shared_Memory_MM (const ACE_TCHAR *file_name, - int len = -1, - int flags = O_RDWR | O_CREAT, - int mode = ACE_DEFAULT_FILE_PERMS, - int prot = PROT_RDWR, - int share = ACE_MAP_SHARED, - char *addr = 0, off_t pos = 0); - - /// Open method. - int open (ACE_HANDLE handle, - int length = -1, - int prot = PROT_RDWR, - int share = ACE_MAP_PRIVATE, - char *addr = 0, - off_t pos = 0); - - /// Open method. - int open (const ACE_TCHAR *file_name, - int len = -1, - int flags = O_RDWR | O_CREAT, - int mode = ACE_DEFAULT_FILE_PERMS, - int prot = PROT_RDWR, - int share = ACE_MAP_SHARED, - char *addr = 0, - off_t pos = 0); - - /// Return the name of file that is mapped (if any). - const ACE_TCHAR *filename (void) const; - - /// Close down the shared memory segment. - virtual int close (void); - - /// Remove the shared memory segment and the underlying file. - virtual int remove (void); - - // = Allocation and deallocation methods. - /// Create a new chuck of memory containing <size> bytes. - virtual void *malloc (size_t size = 0); - - /// Free a chuck of memory allocated by - /// <ACE_Shared_Memory_MM::malloc>. - virtual int free (void *p); - - /// Return the size of the shared memory segment. - virtual int get_segment_size (void) const; - - /// Return the ID of the shared memory segment (i.e., an ACE_HANDLE). - virtual ACE_HANDLE get_id (void) const; - - /// Dump the state of an object. - void dump (void) const; - - /// Declare the dynamic allocation hooks. - ACE_ALLOC_HOOK_DECLARE; - -private: - /// This version is implemented with memory-mapped files. - ACE_Mem_Map shared_memory_; -}; - -#if defined (__ACE_INLINE__) -#include "ace/Shared_Memory_MM.i" -#endif /* __ACE_INLINE__ */ - -#include "ace/post.h" -#endif /* ACE_SHARED_MALLOC_MM_H */ |