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author | William R. Otte <wotte@dre.vanderbilt.edu> | 2008-03-04 13:56:48 +0000 |
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committer | William R. Otte <wotte@dre.vanderbilt.edu> | 2008-03-04 13:56:48 +0000 |
commit | c4078c377d74290ebe4e66da0b4975da91732376 (patch) | |
tree | 1816ef391e42a07929304908ac0e21f4c2f6cb7b /ACE/ace/Local_Memory_Pool.h | |
parent | 700d1c1a6be348c6c70a2085e559baeb8f4a62ea (diff) | |
download | ATCD-c4078c377d74290ebe4e66da0b4975da91732376.tar.gz |
swap in externals for ACE and TAO
Diffstat (limited to 'ACE/ace/Local_Memory_Pool.h')
-rw-r--r-- | ACE/ace/Local_Memory_Pool.h | 133 |
1 files changed, 0 insertions, 133 deletions
diff --git a/ACE/ace/Local_Memory_Pool.h b/ACE/ace/Local_Memory_Pool.h deleted file mode 100644 index 0a7abe4912a..00000000000 --- a/ACE/ace/Local_Memory_Pool.h +++ /dev/null @@ -1,133 +0,0 @@ -// -*- C++ -*- - -//============================================================================= -/** - * @file Local_Memory_Pool.h - * - * $Id$ - * - * @author Dougls C. Schmidt <schmidt@cs.wustl.edu> - * @author Prashant Jain <pjain@cs.wustl.edu> - */ -//============================================================================= - -#ifndef ACE_LOCAL_MEMORY_POOL_H -#define ACE_LOCAL_MEMORY_POOL_H -#include /**/ "ace/pre.h" - -#include "ace/os_include/sys/os_mman.h" /* Need PROT_RDWR */ -#include "ace/ACE.h" - -#if !defined (ACE_LACKS_PRAGMA_ONCE) -# pragma once -#endif /* ACE_LACKS_PRAGMA_ONCE */ - -#include "ace/Unbounded_Set.h" - -ACE_BEGIN_VERSIONED_NAMESPACE_DECL - -/** - * @class ACE_Local_Memory_Pool_Options - * - * @brief Helper class for Local Memory Pool constructor options. - * - * This should be a nested class, but that breaks too many - * compilers. - */ -class ACE_Export ACE_Local_Memory_Pool_Options -{ -}; - -/** - * @class ACE_Local_Memory_Pool - * - * @brief Make a memory pool that is based on C++ new/delete. This is - * useful for integrating existing components that use new/delete - * into the ACE Malloc scheme... - */ -class ACE_Export ACE_Local_Memory_Pool -{ -public: - typedef ACE_Local_Memory_Pool_Options OPTIONS; - - /// Initialize the pool. - ACE_Local_Memory_Pool (const ACE_TCHAR *backing_store_name = 0, - const OPTIONS *options = 0); - - virtual ~ACE_Local_Memory_Pool (void); - - /// Ask system for initial chunk of local memory. - virtual void *init_acquire (size_t nbytes, - size_t &rounded_bytes, - int &first_time); - - /// Acquire at least @a nbytes from the memory pool. @a rounded_bytes is - /// the actual number of bytes allocated. - virtual void *acquire (size_t nbytes, - size_t &rounded_bytes); - - /// Instruct the memory pool to release all of its resources. - virtual int release (int destroy = 1); - - /** - * Sync @a len bytes of the memory region to the backing store - * starting at <this->base_addr_>. If @a len == -1 then sync the - * whole region. - */ - virtual int sync (ssize_t len = -1, int flags = MS_SYNC); - - /// Sync @a len bytes of the memory region to the backing store - /// starting at @a add_. - virtual int sync (void *addr, size_t len, int flags = MS_SYNC); - - /** - * Change the protection of the pages of the mapped region to @a prot - * starting at <this->base_addr_> up to @a len bytes. If @a len == -1 - * then change protection of all pages in the mapped region. - */ - virtual int protect (ssize_t len = -1, int prot = PROT_RDWR); - - /// Change the protection of the pages of the mapped region to @a prot - /// starting at @a addr up to @a len bytes. - virtual int protect (void *addr, size_t len, int prot = PROT_RDWR); - -#if defined (ACE_WIN32) - /** - * Win32 Structural exception selector. The return value decides - * how to handle memory pool related structural exceptions. Returns - * 1, 0, or , -1. - */ - virtual int seh_selector (void *); -#endif /* ACE_WIN32 */ - - /** - * Try to extend the virtual address space so that @a addr is now - * covered by the address mapping. Always returns 0 since we can't - * remap a local memory pool. - */ - virtual int remap (void *addr); - - /// Return the base address of this memory pool, 0 if base_addr - /// never changes. - virtual void *base_addr (void) const; - - /// Dump the state of an object. - virtual void dump (void) const; - - /// Declare the dynamic allocation hooks. - ACE_ALLOC_HOOK_DECLARE; - -protected: - /// List of memory that we have allocated. - ACE_Unbounded_Set<char *> allocated_chunks_; - - /// Implement the algorithm for rounding up the request to an - /// appropriate chunksize. - virtual size_t round_up (size_t nbytes); - -}; - -ACE_END_VERSIONED_NAMESPACE_DECL - -#include /**/ "ace/post.h" -#endif /* ACE_LOCAL_MEMORY_POOL_H */ |