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Diffstat (limited to 'ace/MEM_SAP.h')
-rw-r--r-- | ace/MEM_SAP.h | 101 |
1 files changed, 0 insertions, 101 deletions
diff --git a/ace/MEM_SAP.h b/ace/MEM_SAP.h deleted file mode 100644 index 05270a74c8a..00000000000 --- a/ace/MEM_SAP.h +++ /dev/null @@ -1,101 +0,0 @@ -/* -*- C++ -*- */ -// $Id$ - -// ============================================================================ -// -// = LIBRARY -// ace -// -// = FILENAME -// MEM_SAP.h -// -// = AUTHOR -// Nanbor Wang <nanbor@cs.wustl.edu> -// -// ============================================================================ - -#ifndef ACE_MEM_SAP_H -#define ACE_MEM_SAP_H -#include "ace/pre.h" - -#include "ace/Malloc.h" - -#if !defined (ACE_LACKS_PRAGMA_ONCE) -# pragma once -#endif /* ACE_LACKS_PRAGMA_ONCE */ - -class ACE_Export ACE_MEM_SAP -{ - // = TITLE - // Defines the methods of shared memory management for - // shared memory transport. -public: - // = Initialization and termination methods. - -#if (ACE_HAS_POSITION_INDEPENDENT_POINTERS == 1) - typedef ACE_Malloc_T<ACE_MMAP_MEMORY_POOL, ACE_Process_Mutex, ACE_PI_Control_Block> MALLOC_TYPE; -#else - typedef ACE_Malloc_T<ACE_MMAP_MEMORY_POOL, ACE_Process_Mutex, ACE_Control_Block> MALLOC_TYPE; -#endif /* ACE_HAS_POSITION_INDEPENDENT_POINTERS == 1 */ - typedef ACE_MMAP_Memory_Pool_Options MALLOC_OPTIONS; - // I'll just hardcode this for mmap for now. - - ~ACE_MEM_SAP (void); - // Destructor. - - void *acquire_buffer (const ssize_t size); - // request a buffer of size <size>. Return 0 if the <shm_malloc_> is - // not initialized. - - int release_buffer (void *buf); - // release a buffer pointed by <buf>. Return -1 if the <shm_malloc_> - // is not initialized. - - off_t set_buf_len (void *buf, - size_t n); - // Set the length of buf (containing information) to <n> bytes. - // Return the offset of the <buf> relative to the base address. - // <buf> must be acquired by <get_buffer> method. Return -1 if the - // <shm_malloc_> is not initialized. - - ssize_t get_buf_len (const off_t off, void *&buf); - // Convert the buffer offset <off> to absolute address to <buf>. - // Return the size of valid information containing in the <buf>, - // -1 if <shm_malloc_> is not initialized. - - int remove (void); - // Remove the shared resouce (mmap file) used by us. - - void dump (void) const; - // Dump the state of an object. - - ACE_ALLOC_HOOK_DECLARE; - // Declare the dynamic allocation hooks. - -protected: - // = Class initializing methods to create/connect to a shared memory pool. - - int create_shm_malloc (const ACE_TCHAR *name, - MALLOC_OPTIONS *options = 0); - // Create a new shm_malloc object. Return 0 if succeed and -1 - // otherwise. This method should only be called from an acceptor - // class that wants to create a new memory pool for inter process - // communication. - - int close_shm_malloc (const int remove = 0); - // Close down the share memory pool. If <remove> != 0, then the - // mmap file will also get removed. - - MALLOC_TYPE *shm_malloc_; - // Data exchange channel. - - ACE_MEM_SAP (void); - // Constructor. Prevent this class from being instantiated. -}; - -#if !defined (ACE_LACKS_INLINE_FUNCTIONS) -#include "ace/MEM_SAP.i" -#endif /* ACE_LACKS_INLINE_FUNCTIONS */ - -#include "ace/post.h" -#endif /* ACE_SOCK_IO_H */ |