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Diffstat (limited to 'ACE/ace/Malloc_Allocator.h')
-rw-r--r-- | ACE/ace/Malloc_Allocator.h | 146 |
1 files changed, 0 insertions, 146 deletions
diff --git a/ACE/ace/Malloc_Allocator.h b/ACE/ace/Malloc_Allocator.h deleted file mode 100644 index 1ac2f9d55ee..00000000000 --- a/ACE/ace/Malloc_Allocator.h +++ /dev/null @@ -1,146 +0,0 @@ -// -*- C++ -*- - -//========================================================================== -/** - * @file Malloc_Allocator.h - * - * $Id$ - * - * @author Based on code that formerly existed in another ACE file. - */ -//========================================================================== - -#ifndef ACE_MALLOC_ALLOCATOR_H -#define ACE_MALLOC_ALLOCATOR_H - -#include /**/ "ace/pre.h" - -#include /**/ "ace/ACE_export.h" - -#if !defined (ACE_LACKS_PRAGMA_ONCE) -# pragma once -#endif /* ACE_LACKS_PRAGMA_ONCE */ - -#include "ace/Malloc_Base.h" - -#if defined (ACE_HAS_MALLOC_STATS) -#if defined (ACE_HAS_THREADS) -#include "ace/Process_Mutex.h" -#define ACE_PROCESS_MUTEX ACE_Process_Mutex -#else -#include "ace/SV_Semaphore_Simple.h" -#define ACE_PROCESS_MUTEX ACE_SV_Semaphore_Simple -#endif /* ACE_HAS_THREADS */ - -#endif /* ACE_HAS_MALLOC_STATS */ - -ACE_BEGIN_VERSIONED_NAMESPACE_DECL - -/** - * @class ACE_New_Allocator - * - * @brief Defines a class that provided a simple implementation of - * memory allocation. - * - * This class uses the new/delete operators to allocate and free up - * memory. Please note that the only methods that are supported are - * <malloc>, <calloc>, and <free>. All other methods are no-ops that - * return -1 and set @c errno to <ENOTSUP>. If you require this - * functionality, please use: ACE_Allocator_Adapter <ACE_Malloc - * <ACE_LOCAL_MEMORY_POOL, MUTEX> >, which will allow you to use the - * added functionality of bind/find/etc. while using the new/delete - * operators. - */ -class ACE_Export ACE_New_Allocator : public ACE_Allocator -{ -public: - /// These methods are defined. - virtual void *malloc (size_t nbytes); - virtual void *calloc (size_t nbytes, char initial_value = '\0'); - virtual void *calloc (size_t n_elem, size_t elem_size, char initial_value = '\0'); - virtual void free (void *ptr); - - /// These methods are no-ops. - virtual int remove (void); - virtual int bind (const char *name, void *pointer, int duplicates = 0); - virtual int trybind (const char *name, void *&pointer); - virtual int find (const char *name, void *&pointer); - virtual int find (const char *name); - virtual int unbind (const char *name); - virtual int unbind (const char *name, void *&pointer); - virtual int sync (ssize_t len = -1, int flags = MS_SYNC); - virtual int sync (void *addr, size_t len, int flags = MS_SYNC); - virtual int protect (ssize_t len = -1, int prot = PROT_RDWR); - virtual int protect (void *addr, size_t len, int prot = PROT_RDWR); -#if defined (ACE_HAS_MALLOC_STATS) - virtual void print_stats (void) const; -#endif /* ACE_HAS_MALLOC_STATS */ - virtual void dump (void) const; - -private: - // DO NOT ADD ANY STATE (DATA MEMBERS) TO THIS CLASS!!!! See the - // <ACE_Allocator::instance> implementation for explanation. -}; - -/** - * @class ACE_Static_Allocator_Base - * - * @brief Defines a class that provided a highly optimized memory - * management scheme for allocating memory statically. - * - * This class manages a fixed-size <POOL_SIZE> of memory. Every - * time <malloc>/<calloc> is called, it simply moves an internal - * index forward and returns a pointer to the requested chunk. - * All memory is allocated statically (typically via the - * ACE_Static_Allocator template) and <free> is a no-op. This - * behavior is useful for use-cases where all the memory - * allocation needs are known in advance and no deletions ever - * occur. - */ -class ACE_Export ACE_Static_Allocator_Base : public ACE_Allocator -{ -public: - ACE_Static_Allocator_Base (char *buffer, size_t size); - virtual void *malloc (size_t nbytes); - virtual void *calloc (size_t nbytes, char initial_value = '\0'); - virtual void *calloc (size_t n_elem, size_t elem_size, char initial_value = '\0'); - virtual void free (void *ptr); - virtual int remove (void); - virtual int bind (const char *name, void *pointer, int duplicates = 0); - virtual int trybind (const char *name, void *&pointer); - virtual int find (const char *name, void *&pointer); - virtual int find (const char *name); - virtual int unbind (const char *name); - virtual int unbind (const char *name, void *&pointer); - virtual int sync (ssize_t len = -1, int flags = MS_SYNC); - virtual int sync (void *addr, size_t len, int flags = MS_SYNC); - virtual int protect (ssize_t len = -1, int prot = PROT_RDWR); - virtual int protect (void *addr, size_t len, int prot = PROT_RDWR); -#if defined (ACE_HAS_MALLOC_STATS) - virtual void print_stats (void) const; -#endif /* ACE_HAS_MALLOC_STATS */ - virtual void dump (void) const; - -protected: - /// Don't allow direct instantiations of this class. - ACE_Static_Allocator_Base (void); - - /// Pointer to the buffer. - char *buffer_; - - /// Size of the buffer. - size_t size_; - - /// Pointer to the current offset in the <buffer_>. - size_t offset_; -}; - -ACE_END_VERSIONED_NAMESPACE_DECL - -#if defined (__ACE_INLINE__) -#include "ace/Malloc_Allocator.inl" -#endif /* __ACE_INLINE__ */ - -#include /**/ "ace/post.h" - -#endif /* MALLOC_ALLOCATOR_H */ |