FreeHeap function

Article
15/02/2018

The FreeHeap function releases memory previously allocated by the AllocateHeap function.

Syntax

c++

VOID FreeHeap(
  _Inout_ PVOID Base
);

Parameters

Base [in, out]
Pointer to the buffer to be freed.

Return value

This function does not return a value. However, if the function sets Base to NULL, the buffer was freed. If Base is not NULL after the function call ends, the buffer could not be freed.

Remarks

A pointer to the FreeHeap 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

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