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CComHeap Class

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This class implements IAtlMemMgr using the COM memory allocation functions.

Important

This class and its members cannot be used in applications that execute in the Windows Runtime.

class CComHeap : public IAtlMemMgr

Members

Public Methods

Name

Description

CComHeap::Allocate

Call this method to allocate a block of memory.

CComHeap::Free

Call this method to free a block of memory allocated by this memory manager.

CComHeap::GetSize

Call this method to get the allocated size of a memory block allocated by this memory manager.

CComHeap::Reallocate

Call this method to reallocate memory allocated by this memory manager.

Remarks

CComHeap implements memory allocation functions using the COM allocation functions, including CoTaskMemAlloc, CoTaskMemFree, IMalloc::GetSize, and CoTaskMemRealloc. The maximum amount of memory that can be allocated is equal to INT_MAX (2147483647) bytes.

Example

See the example for IAtlMemMgr.

Inheritance Hierarchy

IAtlMemMgr

CComHeap

Requirements

Header: ATLComMem.h

See Also

Reference

CWin32Heap Class

CLocalHeap Class

CGlobalHeap Class

CCRTHeap Class

IAtlMemMgr Class

Concepts

DynamicConsumer Sample

Other Resources

ATL Class Overview