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AllocateHeap function

The AllocateHeap function allocates memory on the heap. Memory allocated with this routine must be freed using the FreeHeap function.

Syntax


PVOID AllocateHeap(
  _In_  ULONG Length
);

Parameters

Length [in]

Number of bytes to allocate.

Return value

This function returns a pointer to the allocated memory. If memory could not be allocated, the function returns NULL.

Remarks

To free memory allocated by the AllocateHeap function use the FreeHeap function.

A pointer to the AllocateHeap function is available in the SECPKG_DLL_FUNCTIONS structure received from the SpInstanceInit function.

Requirements

Minimum supported client

Windows XP [desktop apps only]

Minimum supported server

Windows Server 2003 [desktop apps only]

Header

Ntsecpkg.h

See also

FreeHeap
SECPKG_DLL_FUNCTIONS
SpInstanceInit

 

 

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