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181 lines
5.7 KiB
181 lines
5.7 KiB
#ifndef _ROCKALL_DEBUG_FRONT_END_HPP_
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#define _ROCKALL_DEBUG_FRONT_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 "RockallFrontEnd.hpp"
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/********************************************************************/
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/* */
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/* Constants exported from the class. */
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/* */
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/* The constants specify the initial size of various tables. */
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/* */
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/********************************************************************/
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const int MaxFunctions = 5;
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/********************************************************************/
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/* */
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/* The debug memory allocator. */
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/* */
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/* The debug memory allocator checks all the memory allocation */
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/* calls to make sure they are reasonable. If not then it */
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/* raises an execption at the point it detects a problem. */
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/* */
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/********************************************************************/
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class ROCKALL_DLL_LINKAGE ROCKALL_DEBUG_FRONT_END : public ROCKALL_FRONT_END
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{
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public:
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//
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// Public functions.
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//
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// A heaps public interface consists of a number
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// of groups of related APIs.
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//
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ROCKALL_DEBUG_FRONT_END
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(
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CACHE_DETAILS *Caches1,
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CACHE_DETAILS *Caches2,
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int MaxFreeSpace,
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ROCKALL_BACK_END *RockallBackEnd,
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bool Recycle,
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bool SingleImage,
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int Stride1,
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int Stride2,
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bool ThreadSafe
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);
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//
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// Manipulate allocations.
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//
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// The first group of functions manipulate
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// single or small arrays of allocations.
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//
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virtual bool Delete
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(
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void *Address,
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int Size = NoSize
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);
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virtual bool Details
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(
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void *Address,
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int *Space = NULL
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);
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virtual bool MultipleDelete
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(
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int Actual,
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void *Array[],
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int Size = NoSize
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);
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virtual bool MultipleNew
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(
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int *Actual,
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void *Array[],
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int Requested,
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int Size,
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int *Space = NULL,
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bool Zero = false
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);
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virtual void *New
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(
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int Size,
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int *Space = NULL,
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bool Zero = false
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);
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virtual void *Resize
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(
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void *Address,
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int NewSize,
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int Move = 1,
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int *Space = NULL,
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bool NoDelete = false,
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bool Zero = false
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);
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virtual bool Verify
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(
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void *Address,
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int *Space = NULL
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);
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//
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// Manipulate the heap.
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//
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// The second group of functions act upon a heap
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// as a whole.
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//
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virtual void DeleteAll( bool Recycle = true );
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virtual bool Walk
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(
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bool *Active,
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void **Address,
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int *Space
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);
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virtual ~ROCKALL_DEBUG_FRONT_END( void );
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protected:
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//
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// Guard word functions.
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//
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// The guard word functions create, maintain,
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// verify and delete guard words around
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// debug memory allocations.
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//
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virtual void DeleteGuard( void *Address ) = 0;
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virtual bool NewGuard( void **Address,int Size,int *Space ) = 0;
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virtual bool VerifyGuard( void *Address,int *Size,int *Space ) = 0;
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virtual bool WalkGuard( bool *Active,void **Address,int *Space ) = 0;
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virtual void UserError( void *Address,void *Header,char *Message ) = 0;
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private:
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//
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// Execptional situations.
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//
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// The third group of functions are called in
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// exceptional situations.
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//
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virtual void Exception( char *Message );
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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_DEBUG_FRONT_END( const ROCKALL_DEBUG_FRONT_END & Copy );
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void operator=( const ROCKALL_DEBUG_FRONT_END & Copy );
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};
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#endif
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