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100 lines
4.2 KiB
100 lines
4.2 KiB
#ifndef _ROCKALL_BACK_END_HPP_
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#define _ROCKALL_BACK_END_HPP_
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// Ruler
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// 1 2 3 4 5 6 7 8
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//345678901234567890123456789012345678901234567890123456789012345678901234567890
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/********************************************************************/
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/* */
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/* The standard layout. */
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/* */
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/* The standard layout for 'hpp' files for this code is as */
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/* follows: */
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/* */
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/* 1. Include files. */
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/* 2. Constants exported from the class. */
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/* 3. Data structures exported from the class. */
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/* 4. Forward references to other data structures. */
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/* 5. Class specifications (including inline functions). */
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/* 6. Additional large inline functions. */
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/* */
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/* Any portion that is not required is simply omitted. */
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/* */
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/********************************************************************/
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#include <stddef.h>
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/********************************************************************/
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/* */
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/* Linkage to the DLL. */
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/* */
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/* We need to compile the class specification slightly */
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/* differently if we are creating the heap DLL. */
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/* */
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/********************************************************************/
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#ifdef COMPILING_ROCKALL_DLL
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#define ROCKALL_DLL_LINKAGE __declspec(dllexport)
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#else
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#ifdef COMPILING_ROCKALL_LIBRARY
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#define ROCKALL_DLL_LINKAGE
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#else
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#define ROCKALL_DLL_LINKAGE __declspec(dllimport)
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#endif
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#endif
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/********************************************************************/
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/* */
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/* The memory allocation support services. */
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/* */
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/* The memory allocator can be configured in a wide variety */
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/* of ways to closely match the needs of specific programs. */
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/* The interface outlined here can be overloaded to support */
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/* whatever customization is necessary. */
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/* */
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/********************************************************************/
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class ROCKALL_DLL_LINKAGE ROCKALL_BACK_END
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{
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//
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// Private static data.
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//
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static ROCKALL_BACK_END DefaultBaseClass;
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public:
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//
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// Low level heap interface.
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//
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// The following group of functions are called by the
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// heap to aquire or release large blocks of memory.
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// These functions can be overloaded to enable the
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// heap work in constrained environments.
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//
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ROCKALL_BACK_END( void );
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virtual void DeleteArea( void *Memory,int Size,bool User );
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virtual int NaturalSize( void );
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virtual void *NewArea( int AlignMask,int Size,bool User );
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virtual ~ROCKALL_BACK_END( void );
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//
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// Static public inline functions.
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//
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static ROCKALL_BACK_END *RockallBackEnd( void )
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{ return & DefaultBaseClass; }
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private:
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//
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// Disabled operations.
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//
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// All copy constructors and class assignment
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// operations are disabled.
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//
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ROCKALL_BACK_END( const ROCKALL_BACK_END & Copy );
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void operator=( const ROCKALL_BACK_END & Copy );
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};
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#endif
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