Provides the same features as realloc. Provided only for compatibility.

LPVOID HeapReAlloc(
    HANDLE hHeap,
    DWORD dwFlags,
    LPVOID lpMem,
    DWORD dwBytes
);

Parameters

hHeap

Ignored.

dwFlags

Ignored.

lpMem

Pointer to the memory block the function reallocates. An earlier call to HeapAlloc or HeapReAlloc returns this pointer.

dwBytes

Size of the new memory block, in bytes. This option can increase or decrease a memory block's size.

Return Values

Pointer to the memory block

Success.

NULL

Failure; function does not call SetLastError. For extended error information, see GetLastError.

Requirements

Note

This function operates in the real-time portion of your application.

See Also

HeapAlloc, HeapFree, HeapSize, realloc, SetLastError, iwin32 API, iwin32 Overview