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Diffstat (limited to 'ace/Based_Pointer_T.h')
| -rw-r--r-- | ace/Based_Pointer_T.h | 205 |
1 files changed, 0 insertions, 205 deletions
diff --git a/ace/Based_Pointer_T.h b/ace/Based_Pointer_T.h deleted file mode 100644 index 1d778639211..00000000000 --- a/ace/Based_Pointer_T.h +++ /dev/null @@ -1,205 +0,0 @@ -// -*- C++ -*- - -//============================================================================= -/** - * @file Based_Pointer_T.h - * - * $Id$ - * - * @author Dietrich Quehl <Dietrich.Quehl@med.siemens.de> - * @author Douglas C. Schmidt <schmidt@.cs.wustl.edu> - */ -//============================================================================= - -#ifndef ACE_BASED_POINTER_T_H -#define ACE_BASED_POINTER_T_H - -#include /**/ "ace/pre.h" - -#include "ace/config-all.h" -#include "ace/Basic_Types.h" - -#if defined (_MSC_VER) -// Suppress warning e.g. "return type for -// 'ACE_Based_Pointer<long>::operator ->' is 'long *' (i.e., not a UDT -// or reference to a UDT. Will produce errors if applied using infix -// notation)" -#pragma warning(disable: 4284) -#endif /* _MSC_VER */ - -ACE_BEGIN_VERSIONED_NAMESPACE_DECL - -/** - * @class ACE_Based_Pointer_Basic - * - * @brief A proxy that keeps track of the relative offset of a "pointer" - * from its base address. - * This class makes it possible to transparently use "pointers" in - * shared memory as easily as programming with pointers to local - * memory. In particular, we don't need to ensure that the base - * addresses of all the pointers are mapped into separate - * processes at the same absolute memory base address. - */ -template <class CONCRETE> -class ACE_Based_Pointer_Basic -{ -public: - /** - * This constructor initializes the <base_offset_> by asking the - * <ACE_BASED_POINTER_REPOSITORY> Singleton for the base address of - * the memory region within which it is instantiated. Two results - * are possible: - * - * 1. An <ACE_*_Memory_Pool> has stored a base address/size pair and the - * new based-pointer instance is located between the base address and - * the base address + size - 1. In this case, the repository - * returns the base address. - * - * 2. No suitable address/size pair was found. The repository - * assumes an address in the regular (not mapped) virtual address - * space of the process and returns 0. In this case, the - * based-pointer uses its address as an offset to it's base - * address 0. - */ - ACE_Based_Pointer_Basic (void); - - /** - * Initialize this object using the <initial> pointer. This - * constructor initializes the <base_offset_> by asking the - * <ACE_BASED_POINTER_REPOSITORY> Singleton for the base address of - * the memory region within which it is instantiated. Three results - * are possible: - * - * 1. An <ACE_*_Memory_Pool> has stored a base address/size pair and the - * new based-pointer instance is located between the base address and - * the base address + size - 1. In this case, the repository - * returns the base address. - * - * 2. No suitable address/size pair was found. The repository - * assumes an address in the regular (not mapped) virtual address - * space of the process and returns 0. In this case, the - * based-pointer uses its address as an offset to its base - * address 0. - * - * 3. If <initial> is 0 then set the value of <target_> to -1, which - * indicates a "NULL" pointer. - */ - ACE_Based_Pointer_Basic (CONCRETE *initial); - - /// Copy constructor. - ACE_Based_Pointer_Basic (const ACE_Based_Pointer_Basic<CONCRETE> &); - - /// Constructor for know base address. <o> is only used to - /// resolve overload ambiguity. - ACE_Based_Pointer_Basic (const void *base_addr, int o); - - /// Pseudo-assignment operator. - void operator = (CONCRETE *from); - - /// Pseudo-assignment operator. - void operator = (const ACE_Based_Pointer_Basic<CONCRETE> &); - - /// Dereference operator. - CONCRETE operator * (void) const; - - /// Less than operator. - bool operator < (const ACE_Based_Pointer_Basic<CONCRETE> &) const; - - /// Less than or equal operator. - bool operator <= (const ACE_Based_Pointer_Basic<CONCRETE> &) const; - - /// Greater than operator. - bool operator > (const ACE_Based_Pointer_Basic<CONCRETE> &) const; - - /// Greater than or equal operator. - bool operator >= (const ACE_Based_Pointer_Basic<CONCRETE> &) const; - - /// Equality operator. - bool operator == (const ACE_Based_Pointer_Basic<CONCRETE> &) const; - - /// Inequality operator. - bool operator != (const ACE_Based_Pointer_Basic<CONCRETE> &) const; - - /// Subscript operator. - CONCRETE operator [](int index) const; - - /// Increment operator. - void operator+= (int index); - - /// Returns the underlying memory address of the smart pointer. - operator CONCRETE *() const; - - /// Returns the underlying memory address of the smart pointer. - CONCRETE *addr (void) const; - - /// Declare the dynamic allocation hooks. - ACE_ALLOC_HOOK_DECLARE; - - /// Dump the state of the object. - void dump (void) const; - -protected: - ptrdiff_t target_; - - /// Keep track of our offset from the base pointer. - ptrdiff_t base_offset_; -}; - -/** - * @class ACE_Based_Pointer - * - * @brief A smart proxy that keeps track of the relative offset of a - * "pointer" from its base address. - * - * This class makes it possible to transparently use "pointers" in - * shared memory as easily as programming with pointers to local - * memory by overloading the C++ delegation operator ->(). - */ -template <class CONCRETE> -class ACE_Based_Pointer : public ACE_Based_Pointer_Basic<CONCRETE> -{ -public: - // = Initialization method. - /// Constructor. See constructor for ACE_Based_Pointer_Basic for - /// details. - ACE_Based_Pointer (void); - - /// Initialize this object using the <initial> pointer. See - /// constructor for ACE_Based_Pointer_Basic for details. - ACE_Based_Pointer (CONCRETE *initial); - - /// Initialize this object with known @a base_addr. @a dummy is - /// a dummy value used to resolve overload ambiguity and it - /// otherwise ignored. - ACE_Based_Pointer (const void *base_addr, int dummy); - - /// Copy constructor (not implemented yet). - ACE_Based_Pointer (const ACE_Based_Pointer<CONCRETE> &); - - /// Assignment operator. - void operator = (const ACE_Based_Pointer<CONCRETE> &); - - /// Pseudo-assignment operator. - void operator = (CONCRETE *from); - - /// The C++ "delegation operator". - CONCRETE *operator-> (void); -}; - -ACE_END_VERSIONED_NAMESPACE_DECL - -#if defined (__ACE_INLINE__) -#include "ace/Based_Pointer_T.inl" -#endif /* __ACE_INLINE__ */ - -#if defined (ACE_TEMPLATES_REQUIRE_SOURCE) -#include "ace/Based_Pointer_T.cpp" -#endif /* ACE_TEMPLATES_REQUIRE_SOURCE */ - -#if defined (ACE_TEMPLATES_REQUIRE_PRAGMA) -#pragma implementation ("Based_Pointer_T.cpp") -#endif /* ACE_TEMPLATES_REQUIRE_PRAGMA */ - -#include /**/ "ace/post.h" - -#endif /* ACE_BASED_POINTER_T_H */ |